Sr. Full Stack Engineer
Right Hire Consulting LLC
About the Role We’re looking for a Senior Full-Stack Engineer to design and deliver high‑impact product features and backend services that turn complex GTM data into actionable insights. You’ll build intuitive user interfaces in React/TypeScript and robust APIs with Python FastAPI/GraphQL, powering seamless agent workflows. This is a hands‑on role where you’ll collaborate closely with Product and GTM teams, owning projects from concept to production. What You’ll Do Build and ship web applications with React/TypeScript, focusing on performance, UX, accessibility, and instrumentation. Design and implement APIs, services, and data models in Python (FastAPI/GraphQL). Contribute to orchestration, retrieval, and evaluation frameworks to improve agent workflows. Ensure production excellence by adding observability, testing, runbooks, and performance optimizations. Deliver integrations with CRM and sales tools to streamline user workflows. Lead technical design, write RFCs, review code, and mentor engineers while improving standards and tooling. What We’re Looking For 4+ years of full‑stack development experience with measurable impact on user‑facing products. Strong expertise in React/TypeScript and Python (FastAPI/GraphQL). Experience with AWS, PostgreSQL/DynamoDB, Kubernetes, Pulumi, and event‑driven systems. Proven ability to transform multi‑source data into reliable, production‑ready models. Strong instincts around reliability, privacy, scalability, and cost optimization. Excellent communication skills for technical trade‑offs and cross‑functional collaboration. Bonus Points For Experience with agent orchestration, retrieval systems, or graph‑shaped data models. Background in eval frameworks or distributed systems. Previous work in AI, data infrastructure, or GTM tooling. #J-18808-Ljbffr
- ..., global surface area. Everyone owns a domain that would be a full team at a larger company. San Francisco, five days in office.... ...billions ahead. The Role Sphere is looking for senior full stack engineers who will own and build out new product lines (input tax,...SeniorWork at office
Sphere
San Francisco, CA15 days ago $150 per hour
...Job Description Job Description Sr. Full Stack Engineer We're looking for a strong full stack engineer to join a collaborative, fast-moving development team focused on building high-quality, user-centric web applications. This is an opportunity to have a direct...SeniorShift work- ...Ersilia is looking for a Senior Full-stack Engineer in San Francisco. The successful candidate will lead product development from ideation to implementation, emphasizing AI-powered tools and collaboration with AI PMs and ML engineers. This role balances frontend and backend...Senior
Ersilia
San Francisco, CA1 day ago $160k - $180k
...The Role This role emphasizes bridging the gaps often found in full‑stack positions by integrating backend, frontend, and systems‑level... ...and contribute to paying down technical debt Collaborate with engineers, product managers, and stakeholders to deliver solutions, and...SeniorContract workLive inRemote workCloudDevs
San Francisco, CA4 days ago- Rylo is building the future of cameras. We've made the world's most stable 360 camera and need your help to build more ground breaking video technology. Job Description Design, implement and collaborate on video and image cloud services with Web, Android and iOS clients...Suggested
Rylo Inc.
San Francisco, CA2 days ago - ...enterprise firms to independent agencies. This is a high-impact, early-engineer role where you will work alongside exceptional talent—... ...digital workers that automate insurance workflows end-to-end. Full-Stack Development: Design and ship features across the entire stack—...Work at office
Success Matcher Recruitment
San Francisco, CA2 days ago $30k - $75k
...directly with our CTO to develop software used by top engineering executives. You'll be engineer #3. Unlike a corporate... ...iOS applications currently run his software. Their Stack: Details: Details: Full-time role. Fully Remote. Compensation: $30-75,000 USD...Full timeRemote workElton Aclao Virtual Assistance Services
San Francisco, CA5 days ago$130k - $200k
...Full Stack Engineer | San Francisco, CA | $130K–$200K + Equity Hybrid (3+ days/week) We're partnered with an early stage startup building AI powered software to improve how go-to-market and product/engineering teams collaborate and execute. Backed by top tier investors...Immediate start3 days per weekQuantix Search
San Francisco, CA2 days ago- ...Velia Multiservices is partnering with an elite AI‑forward startup to find a Senior Full‑Stack Engineer (Backend‑Leaning) to join their founding engineering team in San Francisco. This is not a maintenance role. This is a high‑ownership opportunity for someone who wants...
Velia Multi Services
San Francisco, CA2 days ago - ...Location San Francisco Employment Type Full time Location Type On-site Department Engineering Please note: This role is in-office in San Francisco at our headquarters... ...Role The Role Join our engineering team as a full-stack or back-end developers at Campfire, you'll be the...Full timeSummer workWork at office
Campfire
San Francisco, CA2 days ago $150k - $250k
...your skills and experience — talk with your recruiter to learn more. Base pay range $150,000.00/yr - $250,000.00/yr Senior Full-Stack Software Engineer | AI Startup | San Francisco (Onsite) We're looking for a Senior Full-Stack Engineer (Individual Contributor) to join a...Full timeHonest Search
San Francisco, CA4 days ago- ...fast, with real responsibility. The Role As a Fullstack Engineering Intern, you'll be the brain behind Dryft's decision intelligence... ...Are ready to work onsite in SF (we support visa) Tech Stack FE (TypeScript): React, Chakra UI v3, TanStack Router, TanStack...Internship
Dryft
San Francisco, CA4 days ago - ...a $3.3M lead seed investment, and is now scaling its founding engineering team in San Francisco. The Role Hiring three Founding Software... ...Equity: Approximately 0.5% Founding-level ownership and impact Full-time onsite in San Francisco High-intensity startup environment...Full time
Arcadia
San Francisco, CA2 days ago $8,000 - $10,000 per month
...Join Hire Hangar and work with fast‑growing global companies while building a long‑term, remote career. Job Title: Founding Full‑Stack Engineer Location | On‑Site — San Francisco, CA Time Zone | PST Role Overview We are seeking a Founding Full‑Stack Engineer to join the...Remote workHire Hangar
San Francisco, CA5 days ago- ...for the age of AI. We train our own models and build deep OS integrations because doing voice well requires controlling the entire stack. The way people work is changing. IC work is over; you manage AI agents now. This type of work is wonderfully suited for voice. We aren...
aqua-voice
San Francisco, CA2 days ago - ...What you'll do: Build and ship user-facing features across the stack Design and implement clean, reliable APIs for data processing and... ...customers to shape product direction Shape product direction, engineering culture, and hiring processes from the ground up What we're...
Novaflow (YC S25)
San Francisco, CA2 days ago - ..., including code reviews, testing, and documentation. Qualifications Bachelor's or Master’s degree in Computer Science, Software Engineering, or a related technical field. Proficiency in TypeScript, React, Node.js, and Python. Comfortable with LLM applications and containerized...
Ember (YC F24)
San Francisco, CA2 days ago - ...idea's to innovate personal finance Polyglot - ability to program w/ multiple frameworks and languages. ROLE DESCRIPTION Our full stack engineers are expected to work across our tech stack. You'll work on a functional team either geared towards a feature (Digit Savings)...Work at officeRemote workRelocationVisa sponsorship
Workila
San Francisco, CA1 day ago $175k - $275k
...Carma is hiring a Founding Full‑Stack Engineer to own product surfaces end‑to‑end — from ambiguous problem statement to scoped design to shipped enterprise software. Work on a TypeScript end‑to‑end stack (React, NestJS, PostgreSQL + Prisma, AWS). Ship a feature in the...Day shiftCertifiedDevs
San Francisco, CA2 days ago$120k - $250k
...Overview Founding Full-Stack Engineer role at Floot (YC S25). Base pay range is provided; your actual pay will be based on skills and experience — talk with your recruiter to learn more. Base pay range $120,000.00/yr - $250,000.00/yr Responsibilities As engineer #1, you...Full timeFloot (YC S25)
San Francisco, CA4 days ago$175k - $220k
...Direct message the job poster from TogetherWeTech Senior Fullstack Engineer - SF Bay area (Hybrid/ 2- 3 days onsite) | Up to $180K - $230K +... ...hear from you! Seniority level Mid‑Senior level Employment type Full‑time Job function Staffing and Recruiting Inferred from the...Full timeTogetherWeTech
San Francisco, CA4 days ago$50k
A dynamic AI startup in San Francisco is seeking a founding full-stack engineer to own the application layer of their platform. The role involves building user-facing dashboards, designing APIs, and leading architectural decisions. Ideal candidates will have experience...- ...We are hiring Senior Software Engineers for a high-urgency closed-source application development project. We're looking for experienced full-stack developers who can work independently, build scalable systems, and contribute across backend and frontend development....Senior
Obsidian
San Francisco, CA5 days ago $200k - $240k
...your skills and experience — talk with your recruiter to learn more. Base pay range $200,000.00/yr - $240,000.00/yr Full-Stack Software Engineer (San Francisco Bay Area, Onsite) About the Role We are looking for a highly driven Full-Stack Engineer to join our...Full timeVisa sponsorshipKinetiq
San Francisco, CA4 days ago$200k - $245k
...recruiter to learn more. Base pay range $200,000.00/yr - $245,000.00/yr Additional compensation types Stock options Full Stack Software Engineer Downtown San Francisco (in office 5x week) $200-245k base + equity FutureTech Recruitment is partnered with a...Full timeWork at officeImmediate startFutureTech Recruitment
San Francisco, CA7 days ago- ...of human conversation, everywhere they run. Today’s retrieval stack wasn’t built for real-time reasoning, so we’re building Moss:... ...useful in the real world. We're looking for a senior Full-Stack Engineer (6+ years experience) who thrives on solving complex problems...Full time
Moss (YC F25)
San Francisco, CA4 days ago $100k - $150k
...Join to apply for the Founding Full Stack Engineer role at Text.ai (YC X25) 2 days ago Be among the first 25 applicants Join to apply for the Founding Full Stack Engineer role at Text.ai (YC X25) Get AI-powered advice on this job and more exclusive features. This range...Full timeText.ai (YC X25)
San Francisco, CA4 days ago$175k - $275k
About Healthleap HealthLeap builds AI that helps clinicians prioritize patients, surfaces the right data, and gets patients the care they need earlier, so they can leave the hospital sooner. We integrate with hospital electronic health record systems, screen 100% of patients...Work at officeHome officeDay shiftHealthleap AI
San Francisco, CA2 days ago$200k - $300k
...Senior / Staff Full Stack Software Engineer $200,000 - $300,000 + Equity We're partnering with a well-funded, high-growth AI startup that is building next-generation productivity software designed to transform how people interact with technology in their daily work. Following...Central Employment
San Francisco, CA2 days ago- ...structures, algorithms, and software architecture (CS degree preferred) Own full-stack development, ensuring high-quality, tested, and timely feature delivery Balance speed and rigor to solve complex engineering challenges, from large-scale data ingestion to optimizing imagery...Shift work
Artemis Consultants
San Francisco, CA2 days ago
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