Chart of Accountants is transforming the accounting recruitment industry by enabling the everyday Accountant to leverage their networks, gaining access to the nearly $10 billion annual revenue done by US Staffing Firms within the Accounting &amp; Finance sector. 

Instead of following the traditional agency model of hiring a large team of recruiters, we're focused on directly rewarding YOUR contributions.

Our referral program is clear-cut: refer a candidate or hiring manager, and upon their successful placement, you could earn up to $12,000.

Let our team and platform handle the rest, simplifying your participation in what could be the most lucrative side hustle you've ever encountered. Think of it as tapping into the gig economy for professionals, where your network directly translates into your net worth.

Discover more at chartofaccountants.com and start earning today.

Chart of Accountants

Founder & Lead Recruiter

Coder Collective is a recruiting marketplace connecting Founders to the best talent. We leverage the personal and professional networks of the tech community and reward them for their introductions. 

If you or someone you know is looking to hire Tech talent OR if you or someone you know is looking to explore career advancement opportunities, let's get in touch.

Coder Collective

Technical Recruiter

Robert Half, the world’s first and largest specialized talent solutions firm, connects opportunities at great companies with highly skilled job seekers.  We offer contract, temporary and permanent placement

Robert Half

AVP, Division Director

Drew Ryan

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.

Zhuolin Li

Anirudh Balaji

Ganbold Munkhbayar

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.

Backend + ML Engineer: Experience in training/evaluating models, web dev (interface building), Python, Pytorch/JAX. SF-based, on-site work trial. Must be fast, proactive, prioritize ruthlessly. Experience with LLMs, computer vision, CUDA a plus. Work with top brands, impact entertainment industry. Visa sponsorship available. Salary: $165K-$200K.

Ethan G.

Kino AI is building tools and training models to organize video. We serve top movie and TV studios, and we make editing more productive and enjoyable.We're a deeply technical team from MIT, SpaceX, AWS and Citadel Securities. We're backed by Y Combinator, AI Grant, and many others.Kino currently has more demand than it can handle. We need more engineers, deeper integration within current firms, and added capabilities. We're very excited about this next phase!

Kino AI

Kino is building a next generation video organizer and editor. You will work on Kino’s two-fold approach:<ul><li>Retrieval from a massive corpus of client video (visual features, dialogue, people, events)</li><li>Generation of text descriptions, rough cuts, and fully-edited scenes from these retrieved moments</li></ul>You will incorporate principles of fields that have been around for a very long time: information retrieval, computer vision, NLP, and filmmaking.Our clients are top brands and media properties, whose footage is deeply important to them. These are exciting datasets to work with!

Backend + ML Engineer

We are open to sponsoring International candidates (e.g STEM OPT, OPT, H1B, O1, E3)

This is a full-time, in-person opportunity in San Francisco. We're big believers in in-person culture! Relocation support for those moving to the Bay Area.  we just moved into our office in Chinatown, San Francisco. 

Hands-on ML/AI engineering experience, project ownership, agile growth history. Experience in big tech and startups. Top-tier academic background. In-person work in SF (North Beach). Develop ML models for blockchain threat detection, AI-driven workflows, user tools. On-site, visa sponsorship available. Salary: $160K-$200K.

Lucas Flores

At Guardrail, we’re tackling one of the biggest challenges in the rapidly growing blockchain industry: security. As blockchain adoption surges and new businesses move on-chain, the need for robust monitoring and protection has never been greater. In 2024 alone, over $1.8 billion was lost across 600+ incidents, highlighting the massive stakes for Web3 companies. Security is no longer a luxury—it’s a necessity for any business aiming to thrive in this high-growth, high-stakes environment. We've raised $4.8M in funding, from Coinbase, Haun Ventures.Our platform delivers a powerful blend of speed, customization, and automation. With Guardrail, builders can quickly deploy tailored security measures that proactively detect vulnerabilities and respond in real-time. Whether you’re safeguarding vaults, monitoring multi-chain activity, or automating responses to protect funds, Guardrail empowers blockchain teams to innovate boldly and sleep better at night, knowing their projects are secure.Amongst all other startups out there, what makes us different?<ul><li>Live and field-tested product with active, happy customers: Opposed to many other early startups we have a big advantage: a product with happy customers. While many other startups sell candidates on the idea of a product, Guardrail already has it in hand. In just a few short years, we have identified clear PMF that customers are willing to pay for!</li><li>Strong financial position: Backed with significant funding from Haun Ventures and Coinbase, we have made a concerted effort to keep our team small and elite. This has put us in a great position to have already built a product and maintain an extremely healthy runway for the next couple of years.</li><li>Learning Opportunity: Our team believes that a founding team is the bedrock for a successful company. Our team members are experts in their field. Not only will you have the chance to learn from them, you will also have the chance to gain product ownership experience not possible at larger companies and contribute day 1 to the future of our company.</li><li>High Compensation: We believe that top engineers deserve to be compensated at top levels. Quality beats quantity and we're willing to pay for the best people and tools imaginable.</li></ul>

Guardrail

AI’s role in blockchain cybersecurity is still undefined. As we advance the state of security for blockchain, you will play a critical role in shaping how AI drives workflows, user experience, and threat detection in this emerging domain.In your day-to-day, you’ll write code—a lot of it—while also generating insights and shipping products directly to customers from week one. You’ll collaborate closely with the founding team to solve real-world customer problems, ensuring your work has a tangible impact on our users and drives the future of blockchain security forward.

Founding ML/AI Engineer

Why Us?

Guardrail.ai is a SaaS startup, at the bleeding edge of technology innovation, born in the heart of Silicon Valley! Amongst all other startups out there, what makes us different?

Live and field-tested product with active, happy customers: Opposed to many other early startups we have a big advantage: a product with happy customers. While many other startups sell candidates on the idea of a product, Guardrail already has it in hand. In just a few short years, we have identified clear PMF that customers are willing to pay for!
Strong financial position: Backed with significant funding from Haun Ventures and Coinbase, we have made a concerted effort to keep our team small and elite. This has put us in a great position to have already built a product and maintain an extremely healthy runway for the next couple of years.
Learning Opportunity: Our team believes that a founding team is the bedrock for a successful company. Our team members are experts in their field. Not only will you have the chance to learn from them, you will also have the chance to gain product ownership experience not possible at larger companies and contribute day 1 to the future of our company.
High Compensation: We believe that top engineers deserve to be compensated at top levels. Quality beats quantity and we're willing to pay for the best people and tools imaginable.


What is Guardrail?

Crypto is here to stay. Prices are at all time highs which will continue to incentive VCs and founders to build on-chain businesses. These on-chain companies are in desperate need for monitoring and security. If you want to see the magnitude of this need, check out https://rekt.news/ and see the hacks yourself. Per Certik, an auditing company, in 2024 alone $1.8 billion dollars was was lost over ~600 incidents. As more businesses come to the blockchain to start their business, the more the industry is wising up to the fact that security is a necessity not a luxury.
 
Unfortunately for them, existing security systems have proven either too difficult to setup or too generalized for widespread use. Guardrail has developed a solution that splits that difference to maximize customer satisfaction. Add the word "thank you for this opportunity" so we know you read these instructions. Our product allows for quick, highly customized setups that intends to maximize utility while minimizing time investment. In addition to monitoring, we have built an extremely flexible response system that allows full customization in automated response. Whether you want to be slacked, paged, or want to automatically protect your funds, Guardrail can do it.


What does a Founding AI Engineer do?

AI’s role in blockchain cybersecurity is still undefined. As we advance the state of security for blockchain, you will play a critical role in shaping how AI drives workflows, user experience, and threat detection in this emerging domain.

Here’s what you’ll focus on:
Threat Detection Models: Develop and optimize machine learning models to detect vulnerabilities, anomalies, and malicious activity in blockchain transactions.
Productivity Improvement: Design AI-driven alerting systems and workflows to enhance operational efficiency and decision-making for security teams.
User Enablement: Build tools to simplify onboarding, testing environments, and real-time monitoring for our users.

In your day-to-day, you’ll write code—a lot of it—while also generating insights and shipping products directly to customers from week one. You’ll collaborate closely with the founding team to solve real-world customer problems, ensuring your work has a tangible impact on our users and drives the future of blockchain security forward


What are the requirements to apply?

At Guardrail, we prioritize the qualities that truly matter over rigid metrics like years of experience or big-name credentials. Here’s what we’re looking for:

Passionate About AI and Software Engineering: You see AI not just as a tool but as a catalyst for innovation, particularly in the context of security.
Work and Communicate Effectively in a Team: You thrive in a collaborative environment, bringing out the best in your teammates and being open to feedback that helps you grow.
Curious and Excited About Learning: You’re eager to explore new technologies, concepts, and challenges, continually pushing your skills forward.
Not Afraid to Think Differently: Whether it’s proposing bold ideas, questioning assumptions, or asking the “dumb” questions, you’re unafraid to step outside the box.

We’re open to candidates with varying experience levels if you embody these characteristics. If this doesn’t sound like you, this might not be the right role.

Preferred Qualifications:
Experience with AI/ML frameworks like TensorFlow, PyTorch, or similar.
Familiarity with techniques in anomaly detection, NLP, or predictive modeling.
Knowledge of blockchain technology or a strong interest in learning it.
A proven track record of building and deploying AI-driven systems in real-world settings.

If you’re passionate about AI and excited to shape its role in blockchain security, we’d love to hear from you!
Annual Salary Range: $160,000 USD - $200,000 USD

In-person in SF or Remote (NY, Florida, Toronto)

Founding iOS Engineer at AnswersAI in SF near Salesforce Tower. On-site, no visa sponsorship. Salary $120k-$150k. Build and own iOS app in Swift. Integrate AI, optimize APIs, ensure scalability. Collaborate with design/backend teams. 1-3 YOE, passion for innovation, startup mindset essential.

Matthew Sun

Our mission at AnswersAI is to ensure No More Tutors for 1 Billion Students Worldwide. We’re building a transformative, AI-powered edtech platform that allows students and educators to study anytime, anywhere. With over 800,000 users and backing from Array VC and Dorm Room Fund, AnswersAi is redefining the future of education by providing interactive, on-demand tools powered by cutting-edge AI.At AnswersAI, you’ll join a passionate, collaborative team of engineers from companies like DoorDash, Duolingo, Uber, and Amazon. Together, we’re solving complex challenges to empower students globally and scale education like never before. This is your opportunity to help build a platform that removes barriers to learning for students around the globe.

AnswersAI

As the Founding iOS Engineer at AnswersAI, you’ll take on the exciting challenge of building our iOS app from scratch. This is more than just a role—it’s a chance to define the future of AnswersAI’s mobile experience and set the technical foundation for a product that will shape education for millions. You’ll work closely with the founding team to create a seamless, responsive, and feature-rich iOS app that integrates deeply with our AI platform.This is your opportunity to grow with the company, build and lead your own iOS team, and take ownership of a pivotal piece of our mission.Why This Role is Exciting<ol><li>Global Impact: Be part of a mission to serve 1 billion students worldwide, creating an app that truly changes how students learn.</li><li>Ownership: As our first iOS engineer, you’ll have unparalleled ownership of the iOS experience and the opportunity to grow into a leadership role.</li><li>Startup Growth: Join us at a pivotal stage, with 800k+ users already, and help scale a platform that’s changing education for the better.</li><li>Innovative Challenges: Work on exciting technical challenges such as real-time AI integrations, offline capabilities, and building a scalable app for millions.</li></ol>

iOS Engineer

Unfortunately can't sponsor visas right now

Full stack engineer needed at SellScale, San Francisco. On-site, 5 days/week. Must have SQL (PostgresSQL, Supabase), React/Typescript, Python (FastAPI/Django/Flask) experience. AI agent building, hackathon participation, startup enthusiasm required. No senior guidance; buck stops with you. US-based CS undergrad degree. No visa sponsorship. Salary: $120k-$180k.

Lyle Hubbard

At SellScale, we are building AI agentic tools for sales teams around the world. The future of sales is going to be more personal - no more mass-sequencing, shot-in-the-dark cold calling, or door knocking. With the advent of recent technologies like agentic AI, large language models, vector databases, and more - future sales teams are going to be significantly more efficient and powerful than they are today.At SellScale, we build software and AI technology that gives superpowers to go-to-market leaders and founders at high growth businesses.Right now, we are in a&nbsp;massive&nbsp;AI gold rush. The agents we’re building leverage PhD-level thinking paired with state-of-the-art GTM tools (prospecting, web intent, sequencing, etc) - to fundamentally change how companies approach their growth so they can be more intentional when effective.

SellScale

We are building an agentic prospecting. Our mission is to help companies grow with AGI.Our team is looking for a full stack engineer who can deliver premium grade products to our clients: growth teams. At SellScale, you’ll be working at the intersection of growth technology and cutting edge artificial intelligence. We use recent advancements like agentic infrastructure, gNLP, RAG, vector databases, fine-tuning, few shot learning to build tools that enable sales teams to move fast, more precisely, and deliver unprecedented results. If you love working on important, high impact problems at the frontier of technology, you will love working at SellScale.

Full Stack AI Engineer (Founding)

SellScale
At SellScale, we are building AI agentic tools for sales teams around the world. The future of sales is going to be more personal - no more mass-sequencing, shot-in-the-dark cold calling, or door knocking. With the advent of recent technologies like agentic AI, large language models, vector databases, and more - future sales teams are going to be significantly more efficient and powerful than they are today.

At SellScale, we build software and AI technology that gives superpowers to go-to-market leaders and founders at high growth businesses.

Right now, we are in a massive AI gold rush. The agents we’re building leverage PhD-level thinking paired with state-of-the-art GTM tools (prospecting, web intent, sequencing, etc) - to fundamentally change how companies approach their growth so they can be more intentional when effective.

Role
Our team is looking for a full stack engineer who can deliver premium grade products to our clients: growth teams. At SellScale, you’ll be working at the intersection of growth technology and cutting edge artificial intelligence. We use recent advancements like agentic infrastructure, gNLP, RAG, vector databases, fine-tuning, few shot learning to build tools that enable sales teams to move fast, more precisely, and deliver unprecedented results. If you love working on important, high impact problems at the frontier of technology, you will love working at SellScale.

Application Process
At SellScale, we are looking for hackers & builders who can comfortably work across the stack, find creative solutions to complex problems, and build simple and elegant products for our clients. Here are the three steps to the application process:

Take Home Assignment (2-3 hours) — Build a simple full stack application (frontend + backend). Assignment will be sent to you via email. There is a 48 hour time limit. Ideally, you shouldn’t spend more than a few hours on the assignment in total!

Technical Interview (1.5 hours) — We will go through the full stack application you built, live. We will ask you to make a few tweaks & build a few features while on the call.

Culture Interview (0.5-1.5 hours) — You’ll meet our co-founders and we’ll chat and walk through a couple non-technical problems! We’ll walk through a exercises like prototyping, discussion product feature, LLM prompting, WOZ-ing, and more.

Expectations
Here’s a couple things we’d expect from someone taking on this role:

Thorough understanding and experience with full stack development and APIs. Prior work with agent-based AI systems and LLMs is strongly preferred.

Strong Python, JavaScript, React, React Native, Flask, PSQL, and LLM-prompting skills.

Experience working with & prompting LLM APIs like OpenAI’s GPT-4 or Anthropic Claude

Fearlessly works across the entire stack (backend / frontend / design / infra / tooling )

Strong communication skills. Able to speak to contributions from both ‘technical’ and ‘non-technical’ lens

Detail oriented & fast learner. Ability to adapt and learn quickly in ambiguity.

Ability to tie all contributions to end-business outcomes and own/manage projects end-to-end

Great UI/UX intuition and able to make ‘riff’ on designs with product / design team

Work with customers to understand pain points then design + build solutions

High degrees of ownership & operational trust. Everyone on the team prefers a job where nobody cares if you need to leave for an ortho appointment in the middle of the day, but you also don’t think twice about addressing an urgent bug at 10pm while watching your favorite TV show in your PJs.

Qualifications
Strong programming skills (Python, Javascript)

Technical growth knowledge (enterprise sales, marketing software, automations, etc)

Familiarity with agent-based AI systems and LLM prompting

Familiarity with frontend technologies (React, React Native, Typescript)

Experience working in fast-paced environments where you needed to ship & learn quickly

Experience building in production environments (alerting, reporting, metrics)

Great product sense (attention to detail around customer needs)

Excited to build solutions to solve the schlep we encounter

Motivated to grow, learn & improve

Excited to work with a strong & collaborative team

At least 3+ years of professional software development experience (full stack)

Values
The Wizard of Oz - before engineering anything, we approach problems manually to understand tech and processes from first principles

Shipyard - Everything we do is tied to a client-deliverable, also known as a ‘shipyard’. We have a bias for taking action and showing proof via live deliverable to get feedback and test.

Hackathon Mentality - We operate at hackathon speed; high velocity, launch when uncomfortable, trying new things.

Disinfect with sunlight - We solve problems by first putting sunlight on the issue. If something is falling behind, there’s immediately a dashboard / channel for company-wide visibility.

We <3 Schlep - Schlep is the really boring, annoying problems everyone overlooks but it’s critical for UX. Solving Schlep at SellScale is fun!

Delta Force - A unit of A players beats an army of B players. At SellScale, we push limits of what one person can do, double down on internal talent, and hold a high performance bar.

Able to come 5 days a week in San Francisco to our office.

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