Fullstack Engineer
Onyx
About the role Onyx is a popular open source project with hundreds of thousands of users. The project has over 13K stars and more than 3K community members across Slack and Discord. You’ll have the opportunity to build in the open and your work may be used by millions of people in the future. Your impact As an early hire, you'll play a pivotal role in shaping the core product. Help us become the biggest “GenAI for work” application in the world. This is an in-person role based in San Francisco, CA. You’ll be: Building a consumer grade UI experience for the GenAI Chat, Enterprise Search, Agents, and Admin features Extending the backend functionalities and APIs (see below) Improving the flexibility and quality of the search pipeline, building a semantic understanding of customer organizations, extending the current permission/access controls, and expanding the knowledge curation features Implementing the latest approaches in NLP research like LLM based Knowledge Graphs, StructRAG, Agent/Deep-Research, etc. to increase the range of questions the system can answer (AI / deep learning experience not required) Own the entire development cycle of new features, from conception to production Collaborate with the founders and team to shape and influence the direction of the product and contribute to the engineering strategy You'll be successful if you… Have 1-5 years (or more) of software engineering experience building real-world applications Know Typescript/React/NextJS, Python, Relational DBs (Postgres) Enjoy working in a fast moving startup with low amounts of process Have excellent communication skills, with a strong ability to collaborate with others (both teammates and external customers) Bonus points Experience with Docker/Kubernetes, cloud technologies (AWS, GCP, Azure), and on-prem/cloud deployments Experience (or even just interest) in AI (NLP, Deep Learning, GenAI) and information retrieval Previous founder or early engineer at seed/series-A startup #J-18808-Ljbffr
- ...puts out a firehose of data every day, outlining what they bought and the capabilities they want to buy. You will be our Founding Engineer for building the pipeline to make this data useful, as well as talking to our users to see what’s the best way to browse and interpret...SuggestedContract workWork at office
$200k - $300k
...Fullstack Engineer Title of Role: Fullstack Engineer Location: San Francisco, onsite Company Stage of Funding: Venture-Backed - Enterprise, B2B, AI, Education Office Type: Onsite Salary: $200K-$300K Company Description We're representing a...SuggestedWork at office$140k - $190k
...schema and data changes, and workflows you compose like infrastructure code. What you'll do Iterate quickly with Design and other engineers to deliver super-fast, extremely intuitive experiences in the web browser. Contribute to technical roadmap and prioritizing features...SuggestedWork at officeImmediate startRelocation packageFlexible hours- ...The Role We want engineers who can build a team and a company, not just a best‑in‑class product. We believe that certainly takes broad technical competence across our tech stack, but it also takes harder to find abilities, such as… Thinking forward from first principles...SuggestedWork at office
- ...put out a firehose of contract data every day in 40+ languages: what they've bought and what they need next. You'll be a Full Stack Engineer to build the pipelines that make this data actionable, helping customers from scrappy startups to massive enterprises win...SuggestedContract workFor contractorsWork at office
- ...EKS GPU clusters or Kubernetes operators. Strong candidates may have experience with the following: Solid full-stack JS/TS engineer with frontend focus-component design, UI state, animations, client performance. Experience with SvelteKit or similar frameworks...
- ...Fullstack Engineer (Mid/Senior Level) Responsibilities Build prototype to production-ready web applications Participate in the full software development life-cycle Work with PMs and designers to define requirements and scope Interact with clients and...
- ...Position Overview Bobyard is building modern software for construction. As we scale, we need engineers who take full ownership — from product design through production. You’ll work across React, Django, and PostgreSQL to ship features, design systems, and run them in AWS...Full time
- ...This role sits at the center of a growing engineering platform, building the systems and interfaces that power both internal teams and user-facing products. You'll work across the stack, shaping how services connect, how data flows, and how users experience the product...
- ...researchers, international olympiad medalists, and former founders and we're fully in-person in our SF office. The Role As a Fullstack Engineer at Phonic, you'll build the product layer that brings our voice AI to life for customers. From the real-time interfaces that...Work at office
- ...and data changes, and workflows you compose like infrastructure code. What You'll Do Iterate quickly with Design and other engineers to deliver super-fast, extremely intuitive experiences in the web browser. Contribute to technical roadmap and prioritizing...Work at officeImmediate startRelocation packageFlexible hours
- ...Fullstack Engineer Location: SF/NYC/ Hybrid Type: Full-Time | Founding Team Opportunity About Navigate AI Navigate is an early‑stage startup building groundbreaking technology to bring AI to the largely untapped workforce in the field. We've partnered with some of the...Full timeFreelanceRemote work
- ..., open-source, and well-crafted products you’ll fit right in. Engineers at Skiff own large chunks of the product and are responsible for... ..., communication, and the internet. About the role As a Fullstack Engineer at Skiff, you will play a crucial role in writing code...Work at officeLocal areaFlexible hours
- ...Senior Engineer Bobyard is building modern software for construction. As our frontend surface area and user base grow, we need a senior engineer to own our React architecture and raise the UI bar. You'll lead frontend development across the product — architecture...Full time
- ...Job Description: Location: San Francisco, CA Seniority: 4+ years of experience in software engineering Compensation: Salary: 180K to 280K Competitive equity Visa sponsorship available for the right candidate Employment Type: Full-time About...Full timeVisa sponsorship
$170k - $210k
...Senior Fullstack Engineer Hybrid - Palo Alto, California Senior Full-stack Engineer Location: Hybrid- San Francisco OR Palo Alto Office, Tuesday/Thursday The difference you will make We're looking for a senior fullstack engineer to join our growing team...H1bWork at officeFlexible hours- ...Role Details We're looking for a fullstack engineer to build features across our platform. You'll own end-to-end delivery of product workflows, working across frontend interfaces and backend services to help financial advisors manage client data seamlessly across their...Work at officeLocal area
- ...cancer, metabolic disease, and biomanufacturing. We're looking for engineers who are excited about building software that helps scientific... ...operate more effectively. The Role We're seeking a Senior Fullstack Engineer to join our growing team in San Francisco. You'll work...
$170k - $210k
...Senior Full-stack Engineer Location: Hybrid- San Francisco OR Palo Alto Office, Tuesday/Thursday The difference you will make We're looking for a senior fullstack engineer to join our growing team as we rapidly scale towards our mission of revolutionizing...H1bWork at officeImmediate startFlexible hours- ...Fullstack Engineer Opportunity We're looking for an experienced fullstack engineer who can lead the development of our early product. You'll help evolve our engineering culture, take end-to-end ownership over the features that you build, and heavily influence the product...Work at officeLocal area
- ...Fullstack Software Engineer At Gallatin, we are rebuilding logistics infrastructure for the national security missions of the United States and allied partners. We build AI systems that determine how logistics decisions are made — not just how they're executed. From...Local area
$80k - $120k
...Our small, high-growth team operates in a remote-first environment with strong CET overlap, and we are looking for a Senior Fullstack Engineer who thrives on end-to-end ownership - from idea through architecture, implementation, and release. This role sits at the...Work at officeImmediate startRemote work- ...team that thrives on solving complex problems, moving fast, and delivering impact. The Role: We're seeking a Senior Fullstack Engineer to join our Applications team. You'll build intuitive user interfaces, implement complex interactive features, and create seamless...
$120k - $250k
...Fullstack Engineer London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end...Work at officeWork from homeFlexible hours2 days per week- ...Software Engineer Patreon is a media and community platform where over 300,000 creators give their biggest fans access to exclusive... ...ambitious roadmap. About the Role: We're looking for a fullstack engineer to help develop the systems and APIs that will power...Work at officeLocal areaRemote workWorldwideFlexible hours2 days per week
- A workplace management platform provider is seeking a Fullstack Engineer to build scalable features across both frontend and backend. The role requires collaboration with Product, Design, and Engineering teams while emphasizing end-to-end ownership and high quality. Ideal...Work at office
- A technology firm in New York City is seeking a Senior Fullstack Engineer to build foundational product features driving user acquisition and growth. The role involves full-stack development using React, TypeScript, Python, and Go, and requires a strong product intuition...
$230k - $280k
...meaningful work into the world. If you want to do the most impactful work of your career, this is where to do it. Senior Fullstack Engineer Location: San Francisco, CA (5 days/week onsite) Salary Band: $230,000 - $280,000 (Open to Staff leveling at $280-330...Full timeCasual workWork at officeLocal areaRemote work- ...candidate will be responsible for the creation of payment connectors and web applications, working closely with designers, software engineers and other team members to deliver end-to-end solutions. Responsibilities Developers who deliver added value, under an Agile...Remote work
- A leading DeFi company is looking for a Fullstack Engineer to join their dynamic engineering team in San Francisco, CA. You will design and develop end-to-end web applications on the Sui blockchain, working on greenfield projects and optimizing application performance...
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