Mainstay Staffing Partners is a recruiting firm focused on onshore and nearshore staffing solutions. We have over 10 years of experience hiring software engineers in a variety of industries across the US and

Mainstay Staffing Partners, LLC

Mainstay Staffing Partners is a budget friendly recruiting firm focused on onshore and nearshore staffing solutions. We have over 10 years of experience hiring software engineers in a variety of industries across the US and LATAM.

Looking for a job? We have you covered! We also provide career coaching, resume writing/ enhancements to beat those pesky AI systems, and interview prep. Reach out to us today and see how we can assist with your needs.

Managing Director

MicroStrategy (Nasdaq: MSTR) considers itself the world’s first Bitcoin development company. The MicroStrategy software business develops and provides industry-leading AI-powered enterprise analytics

Capital One

Technical Recruiter

Toast empowers restaurants of all sizes to build great teams, increase revenue, improve operations, and delight guests.  

We pair our deep understanding of the restaurant industry with powerful cloud based software and restaurant-grade hardware to deliver an intuitive, all-in-one platform, across point of sale, guest marketing, digital ordering &amp; delivery, and payroll &amp; HR

We are Toasters! Think you could be one too? https://careers.toasttab.com/

Toast

Senior Technical Talent Acquisition Partner

For more than 20 years, Gorilla Logic has partnered with leading enterprises across industries to help define, architect, and deliver their most important digital products and platforms. Our deep technical and domain expertise and proven approach enable clients to efficiently innovate, scale, and modernize—creating secure products that their customers love. 

With headquarters in the U.S. and nearshore development hubs across Latin America, our highly collaborative Agile teams bring a distinctive culture of tech-obsession and problem-solving to our clients’ projects. Everyone at Gorilla Logic strongly believes that when our colleagues and clients win, we all win, which makes for a spirit of partnership unique in our industry.

To learn more, visit www.gorillalogic.com. 

Interested in a career with Gorilla Logic? Check here for our current job openings, and to submit your resume: https://gorillalogic.com/careers/

Gorilla Logic

Gorilla Logic provides Agile teams to Fortune 500 and emerging companies, bringing unparalleled expertise in delivery of full stack web, mobile and enterprise apps. Our Boulder headquarters and nearshore development centers in Costa Rica and Colombia come together to build high-performance, integrated teams based on top-quality talent. These highly-collaborative Gorillas work with our clients’ existing processes and work schedules to deliver game-changing results on their most critical projects.

We pride ourselves in providing a true boutique consulting and development experience that is personalized and customized to the needs of your business. Our deep pool of onshore and nearshore development talent is made up of experts in Java, Ruby, Python, .NET, Angular, React, iOS and Android development.


Senior Technical Recruiter

Trimble Transportation

Trimble Transportation is in business for optimizing the movement of freight by providing shippers and carriers both mobility, enterprise and visibility software tools they need to run their businesses more efficiently. As the leading provider of Transportation Management Software (TMS), Asset Management Software (AMS), and Fleet Management Software (FMS) we are devoted to propelling companies in the trucking industry toward increased efficiency, lower costs and optimized operations. 




Talent Advisor

Marc Parry

Principal UX/UI Engineer for Monad, a Series A cybersecurity startup. Remote (US), $140K-$190K, visa sponsorship available. Must have Go, JavaScript, TypeScript, React/Svelte experience. Design user-centric interfaces, build frontends, shape product vision. Experience with startups, cybersecurity, APIs, ETL pipelines required. Figma expertise essential.

Aaron Adler

Devin McQueeney

At Monad, we're all about making security simpler and more effective. Our mission is clear: we break down the barriers between different security tools, shining a light on hidden risks, and giving security teams the power to manage their data their way. Think of us as the go-to folks for security data ETL (Extract, Transform, Load). We're here to untangle the complex web of security data, making it easier for teams to get the insights they need and act fast. As a Series A startup backed by industry giants like Sequoia, Index Ventures, and Harpoon, we’re on a rapid trajectory, powered by innovation and driven by a fully remote team. We embrace flexibility, autonomy, and the collective effort to push boundaries in the cybersecurity domain.

Monad

Monad is a Series A cybersecurity startup building the next-generation security data ETL platform. We’re on a mission to bring clarity and flexibility to security teams. As our team grows, we’re looking for a Principal UX/UI Engineer with a unique blend of design and frontend development skills to create seamless, intuitive experiences for our users.

Principal UX/UI Engineer

About Monad
Monad is a Series A cybersecurity startup building the next-generation security data ETL platform. We’re on a mission to bring clarity and flexibility to security teams. As our team grows, we’re looking for a Senior UX/UI Engineer with a unique blend of design and frontend development skills to create seamless, intuitive experiences for our users.
What You’ll Do:
Design User-Centric Interfaces
Take ownership of UX/UI design processes, from ideation to implementation, focusing on crafting simple, intuitive, and elegant user experiences for security professionals.
Collaborate with stakeholders to conduct user research, define personas, and map out user journeys that inform our product’s design.
Build Intuitive Frontends
Work hands-on in the Monad platform UI to bring designs to life, ensuring pixel-perfect, accessible, and performant interfaces.
Collaborate closely with engineers responsible for other areas of the platform to bring new features and enhancements to production.
Shape Product Vision
Act as a bridge between design and product, contributing to roadmap planning by balancing user needs, technical feasibility, and business goals.
Collaborate with engineering, product, and leadership to translate complex workflows into simple, effective designs that resonate with users.
Champion User Experience
Advocate for a user-first mindset across the organization, balancing technical and aesthetic considerations to elevate the overall product experience.
Build and maintain reusable design and component systems to ensure consistency and scalability across the platform.
What You Bring:
8+  years of experience building web frontends
The Monad platform UI is built using SvelteKit, Typescript, TailwindCSS, and is deployed on Kubernetes. The entire backend and infrastructure is built in Go.
Experience with using TypeScript with modern JS single-page app (SPA) frameworks is a must. Experience with Svelte.js or SvelteKit is highly preferred.
Proven experience designing and building UI/UX for new products or platforms in early-stage startups or innovative teams.
Experience working in small teams where sometimes the answer isn’t always known or easily found. We need someone who knows how to prioritize what’s important and focus on it.
A portfolio showcasing exceptional UX/UI design skills, ideally for technical tools or data-heavy applications.
Familiarity with ETL pipelines, data visualization, or analytics platforms.
Basic product development chops, with experience defining requirements, prioritizing features, and working across functional areas of the platform.
Familiarity with Figma or similar design tools, paired with a keen eye for accessibility and usability.
A strong understanding of front-end fundamentals and the ability to code your designs when needed.
Nice-to-Have:
Experience in the cybersecurity industry or working on data-intensive products.
Why Join Us
Backed by the Best: Funded by Sequoia Capital and Index Ventures, two of the most trusted names in venture capital.
Built by Experts: Founded by security and data veterans from Okta, Segment, Datadog, VMware, and Palantir.
Full Autonomy: Own the entire UX/UI lifecycle of the product, from vision to execution, shaping user experiences and establishing a scalable design foundation as the company’s first design hire.
High Impact: Shape the future of a cutting-edge cybersecurity platform, solving real-world problems for security teams.
Unparalleled Growth: Work across design, engineering, and product in a fast-paced, world-class environment.



Can only sponsor if the candidate already has a visa

Our remote-first approach ensures you have the flexibility to work where you thrive, supported by a culture that values autonomy, collaboration, and personal growth.

Hiring 3 mid-to-senior backend engineers, Seattle on-site. **Visa sponsorship available.** Base: $150-175k. **Key requirements:** Bachelor’s/Master’s in CS, 3-5 years experience, Elastic Search/Mongo/MySQL, Selenium/Puppeteer. **Responsibilities:** Design and implement data-collection tech, optimize web scraping, enhance software systems, CI/CD setup, mentor juniors. Startup experience a plus.

Bhavana Chowdary Vasireddy

On a mission to fuel the future of commerce by bringing brands and customers closer together, Stackline is an AI-enabled retail intelligence and activation platform for the world's most innovative brands. Business leaders, product innovators, performance marketers, and financial firms trust Stackline as the single source of commerce truth. Fueled by proprietary neural networks and deep learning systems, Stackline's market insights, revenue metrics, behavioral data, and autonomous functionality create the actions that determine success or failure.Founded in 2014 in Seattle, Stackline employs over 250 connected commerce professionals, creating value for 7,000 global brands.

Stackline

Software development is a critical component in achieving broader business goals, including increasing revenue through innovative software services and optimizing internal processes. As an SDE 2, you will be leveraging your advanced skills and experience by designing, building, maintaining, and improving software products and data-collection services from various sources. In this role, you will engage in sophisticated coding, testing, and debugging tasks, essential for innovating and maintaining a competitive edge in the market. You will lead the maintenance and enhancement of existing software systems, which involves resolving complex bugs, enhancing performance, and scaling software products to meet our evolving needs. As an SDE 2, you will mentor junior engineers and assist senior engineers in researching and implementing cutting-edge technologies.Your role will be strategic, guiding the team in scaling systems to accommodate more data collection and ensuring system reliability and efficiency. As an experienced member of the software development team, you will have a significant impact on training and developing emerging talent. Your expertise will contribute to broadening the knowledge base within the team, a critical factor for the long-term success of our technology team. This is an on-site role and is based out of our Seattle, WA office.

Software Development Engineer II

H1B transfers if they have 2+ years left, or I140 approved. F1 okay.

Fullstack Software Engineer (Senior/Leadership) at Anima: Remote, visa sponsorship available. Expert in JS/TS, Angular, Node, AWS. Focus on UX, team productivity, API integration, and scalable architecture. Drive innovation in healthcare tech. Salary: $65k-$250k. Join a fast-growing team to deliver precision medicine globally within 24 hours.

Turner Levey

At Anima, we're building the next generation care enablement platform for healthcare teams. You'll be building a product that saves lives; multiple Clinical Engineers (ex-MDs and fullstack Software Engineers) quit established medical careers to join Anima, for creating impact at scale!Our mission is to deliver precision medicine to everyone in the world, within 24 hours. We know exactly how to get there and we’re moving ferociously with focus.Our ambition is to be the OS for all of healthcare and life sciences, through a proprietary active learning, crowdsourcing training architecture - we call it Anima 2.0. We already have one of the biggest, highest quality labelled datasets in the world.We're profitable, growing at 100% MoM, and went from $0 ARR to $4m ARR in 19 months from launch (Apr '22). Today, we are one of the fastest growing health-tech teams in the world with top 5% of SaaS growth rate - and strong growth endurance with top 5% CAC + gross margins.

Anima 

At Anima, you’ll help us extend the 3 existing product lines we have, that millions of patients use, and build out new ones at the very cutting edge of healthcare reinforcement learning and agentic AI. Your work will save countless lives.Since Day 1 (as written in our YC application), we’ve been building towards the holy grail of personalised medicine and deep phenotyping, powered by our proprietary active learning architecture.We’ve been building and building towards this secret plan this whole time, and now have one of the biggest, highest quality labelled datasets in the worldWe are tech agonistic, and collectively choose the best tools for the job. We’re constantly looking to maximise our productivity and minimise what we call “discounted dev time cost” for shipping features.We have 2 separate fully functional web apps in prod: one for clinical users and one for patients. Our stack is currently entirely in JS/TS: Angular + Capacitor + Electron, React (internal tools), Amplitude (analytics), a fully serverless backend in AWS (Cognito, Appsync GraphQL, Lambda, DynamoDB). We have good functional &amp; unit test coverage and CI/CD.Our stack is in a great place already: highly scalable, cost effective, good test coverage, easily maintained, secure and performant with minimal to zero ops. The product and codebase are stable and loved by our users. We write, test, deploy &amp; ship new features rapidly.

Lead Software Engineer

Remote backend/fullstack engineer. **Node (Typescript)**, **AWS** in production. Interface between backend and frontend. **2+ years early-stage startup** experience. **CS degree**, no bootcamp. Build scalable systems, influence architecture. **$120k-$200k**. No visa sponsorship. Small team, dynamic projects. US-based remote work.

Kovo is on a mission to help underserved Americans transform their financial lives. We believe that everyone should have the opportunity to experience the rewards of economic independence. By facilitating access to credit through a first-of-its-kind financial empowerment platform, we are committed to helping those who need it most — people with limited or no access to credit because they don’t look like everyone else. Our movement is championing an accessible pathway toward financial inclusion.Founded by seasoned veterans from Plaid and Yahoo, we are backed by Inspired Capital and supported by Homebrew alongside an incredible group of founders and leaders from Plaid, Yahoo, Cash App, Affirm, NerdWallet, LendingClub, Ramp, Alloy, Uber, Etsy, Carbon Health, Grindr, and GroupMe.

Kovo

About the RoleJoin us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.Why you might be excited about us<ul><li>We're working to solve a massive societal problem</li><li>You'll be able to contribute efficiently, without bureaucracy, and with broad responsibility</li><li>If we can effectively solve a problem asynchronously, we do</li><li>We don't micromanage and will help you do great work</li><li>We care about you and will work to set you up for success in the future</li></ul>Why you might not be excited about us<ul><li>We're a very small team</li><li>Projects and priorities tend to shift</li><li>There's still a lot to build</li></ul>

Early Hire: Backend / Fullstack Engineering

Early hire: 🛠️ Backend / Fullstack EngineeringLocationRemoteTypeFull timeDepartmentDevelopmentOverviewApplicationJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildApply for this JobThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.Powered by Privacy PolicySecurityVulnerability DisclosureEarly hire: 🛠️ Backend / Fullstack EngineeringLocationRemoteTypeFull timeDepartmentDevelopmentOverviewApplicationJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildApply for this JobEarly hire: 🛠️ Backend / Fullstack EngineeringEarly hire: 🛠️ Backend / Fullstack EngineeringLocationRemoteTypeFull timeDepartmentDevelopmentOverviewApplicationJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildApply for this JobLocationRemoteTypeFull timeDepartmentDevelopmentLocationRemoteLocationRemoteTypeFull timeTypeFull timeDepartmentDevelopmentDepartmentDevelopmentOverviewApplicationJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildApply for this JobOverviewApplicationOverviewApplicationJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildApply for this JobJoin an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)What you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildJoin an early-stage startup. Help unlock access to fair credit.Join an early-stage startup. Help unlock access to fair credit.Join us as an early backend/fullstack hire! If you have experience building stable and performant systems at scale, we'd love to chat. We're looking for someone who can continue meaningfully contributing to our codebase as our team grows. Our stack is Node (Typescript) on AWS.About youAbout youYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)You love building great software that serves a lot of peopleYou love building great software that serves a lot of peopleYou're an independent go-getter and very self-motivatedYou're an independent go-getter and very self-motivatedYou're comfortable working remotelyYou're comfortable working remotelyYou've worked with Node and AWS in a production settingYou've worked with Node and AWS in a production settingYou've worked at least 2 years in a professional software engineering roleYou've worked at least 2 years in a professional software engineering roleYou're able to effectively interface between backend and front-endYou're able to effectively interface between backend and front-endYou have Typescript experience (bonus)You have Typescript experience (bonus)What you'll doWhat you'll doA little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.A little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.A little bit of everything! You'll be an early backend/fullstack hire, so you'll have input in a lot of long-term architectural and technical design decisions. You'll help establish the technical foundation for the entire company.Why you might be excited about usWhy you might be excited about usWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWe're working to solve a massive societal problemWe're working to solve a massive societal problemYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityYou'll be able to contribute efficiently, without bureaucracy, and with broad responsibilityIf we can effectively solve a problem asynchronously, we doIf we can effectively solve a problem asynchronously, we doWe don't micromanage and will help you do great workWe don't micromanage and will help you do great workWe care about you and will work to set you up for success in the futureWe care about you and will work to set you up for success in the futureWhy you might not be excited about usWhy you might not be excited about usWe're a very small teamProjects and priorities tend to shiftThere's still a lot to buildWe're a very small teamWe're a very small teamProjects and priorities tend to shiftProjects and priorities tend to shiftThere's still a lot to buildThere's still a lot to buildApply for this JobApply for this JobThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.Privacy PolicyTerms of ServicePowered by Privacy PolicySecurityVulnerability DisclosurePowered by Powered by Privacy PolicySecurityVulnerability DisclosurePrivacy PolicySecurityVulnerability Disclosure

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