Founding Engineer
Jinba.io
About the Role Full-stack engineer who understands vibe coding tools and how recent AI frameworks work. You'll build both frontend and backend for our enterprise workflow automation platform. Responsibilities Architect and build both frontend and backend systems powering our vibe coding platform Define technical strategy: system design, data modeling, service boundaries, and infrastructure choices Integrate AI models and build reliable natural language to action pipelines Collaborate directly with customers to translate enterprise needs into product solutions Evolve infrastructure for reliability, observability, and performance at enterprise scale Ship fast while building sustainable, maintainable systems Requirements Experience 5+ years building products quickly TypeScript (backend and frontend), React Deep understanding of system design, database architecture, and scaling distributed systems Modern deployment and infrastructure (Vercel, Cloudflare Workers). Infrastructure as code (Terraform). CI/CD pipelines (GitHub Actions) Experience with AI frameworks (Vercel AI SDK, Mastra) and patterns (agentic loops, tool calling, streaming, MCP) Bonus Understanding of tools like OpenCode and how they work Shipped AI/LLM products to production. LLM observability and production debugging (Langfuse, Datadog). Experience at early-stage startups Major contributions to OSS projects Mindset Founder mentality: hard work, independence, ownership Ready to work in person in San Francisco About Jinba We help large enterprises build automated workflows using plain English. Unlike traditional no-code tools that bolt a chat agent onto their interface, Jinba is built as a native vibe coding platform from the ground up. YC W26. International team across SF and Tokyo. Growing fast with major enterprise contracts. #J-18808-Ljbffr Jinba.io
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Founding Engineer in San Francisco, CA vacancy
$150k
About the Role This is a founding engineering seat at a Y Combinator-backed consumer wearable startup building hardware at the intersection of biometrics, emotional intelligence, and on-device inference. The team is small, the product is already on users' wrists, and...SuggestedFull timeContract workRemote work$175k - $225k
About the Role This is a rare, one-of-a-kind founding engineer position at an early-stage consumer AI startup building a real-time platform designed to digitize human connection. Working directly alongside the founder, you'll help shape the technical foundation, engineering...SuggestedFull timeRemote workVisa sponsorship$70k - $100k
About the Role This is a founding-stage full-stack engineering role at an early-stage B2B SaaS cleantech startup building AI-powered software that controls and optimizes industrial and commercial battery storage assets. The platform addresses real-world energy challenges...SuggestedFull timeRelocationVisa sponsorship$160k - $270k
...stage AI infrastructure company — backed by prominent investors including researchers from OpenAI and DeepMind — is hiring 2-3 Founding Engineers to own the core of its graph-native database platform. Built on object storage and purpose-designed for AI agent workloads,...SuggestedFull timeWork at officeFlexible hours$175k - $200k
...marketing teams improve return on ad spend, lift conversion rates, and dramatically cut production costs. We're looking for a Founding Engineer (Full-Stack) to join our small, high-ownership team on-site in San Francisco. This is a foundational role: you'll work...SuggestedFull timeLocal areaRelocationVisa sponsorshipRelocation package$120k - $250k
...the AI and SaaS world, we have thousands of AI agents deployed at scale-up startups and enterprise companies today. This is a founding engineer role — you'll operate at near-CTO level, taking vague problems all the way to shipped product with no hand-holding. You'll be...Full time$120k - $190k
..., and compliance workflows — helping paramedics get paid and protecting 911 services across the country. We're looking for a Founding Engineer to join as one of the earliest technical hires. This role blends hands-on, end-to-end engineering with direct customer engagement...Full timeWork at officeImmediate startRemote work2 days per week3 days per week$7.5k
...Job Description Job Description Founding Engineer - GovTech Location: San Francisco, CA (In-Office) Partnership: EQL Tech has been exclusively retained by a high-growth technology startup to appoint a Founding Engineer to build, from close to zero, the infrastructure...Work at officeRelocationVisa sponsorshipRelocation packageEQL Tech
San Francisco, CA21 days ago- ...tl;dr: Interface is looking for generalist founding engineers (ml, data, full-stack) who are scrappy, push boundaries and have a need to win. We need to work hard and build quickly to win. We want people to challenge our ideas and build alternatives. LFG who you are make...Work at office
Interface
San Francisco, CA3 days ago - ...Founding Software Engineer HMBL is your premiere Talent Partner and Executive Search Solution. We were founded on the fact that technical recruiting is most fruitful via partnership --than it is transactional. We partner the most innovative, cutting-edge tech companies...
HMBL
San Francisco, CA4 days ago - ...well as leading YC alumni. About the role As part of our founding team, you will have a high agency role in bringing AI to the... ...sponsor H1-Bs, OPTs are fine) ~2+ years of software engineering experience (new grads encouraged since pet projects count) ~...Immediate startRelocationFlexible hours
Brainbase Labs
San Francisco, CA2 days ago $180k - $230k
...Founding Engineer San Francisco, CA · On-site · Full-time Compensation: $180,000–$230,000 + equity About the Company Our client is an early-stage (pre-seed) healthcare AI company building referral infrastructure that helps patients move from a primary or urgent care visit...Full timeVisa sponsorshipDavid Joseph & Company
San Francisco, CA4 days ago$170k - $250k
...Founding Full-Stack/Product Engineer | AI Agents for Healthcare | San Francisco, CA | $170K-$250K + 0.5-1.5% Equity Since launching, the team has signed one of the top 3 largest for-profit hospital systems in the country and is processing thousands of patients monthly...Full timeControlHire | ControlTemp
San Francisco, CA3 days ago- ...Empathic Labs is building a real-time AI-enabled platform to digitize human connection. This founding engineer role is a unique 1-of-1 position alongside a Thiel Fellow founder, directly shaping the product and engineering culture as the company moves quickly. You’ll help...
Getclera
San Francisco, CA4 days ago - ...Python React Gauge helps companies show up in more AI answers. AI engines received 7 billion visits last month, up 76% from last year.... ...successful companies (PostHog, Supabase). About the role We’re hiring a Founding Full-Stack Engineer to join our team! This role is full-time in...Full timeWork at officeImmediate startShift work
with Gauge
San Francisco, CA2 days ago $185k - $215k
...gap between referral and care. The result is better patient experiences and health outcomes. Our founding team pairs deep experience investing in health tech with engineering expertise from Meta and we just raised a $2.5M pre-seed led by GreyMatter. About the Role...Work at officeFlexible hoursGrey Matter
San Francisco, CA19 hours ago- ...Second Founding Engineer Opportunity We're hiring a second founding engineer! You'll be team member #5, working closely with co-founders Joseph + Wilbur and our engineering team and you'll have significant ownership over the parts of the product you want to cover. As...Work at office
Meticulate
San Francisco, CA1 day ago $140k
...About The Role Hiring a full‑stack/founding engineer to join our team focused on product engineering and shipping new features. Things you'll be working on Build out agentic workflows that design, build, and optimize online shops Build out product & payments processing...Work at officeReplo
San Francisco, CA2 days ago- ...Founding Full-Stack Engineer Opportunity Hi, my name is Gabriel and I'm the founder of Y/n. Y/n is an app where you can create, share, and play interactive stories. Today, 100K+ teenagers spend 3+ hours a day in the app playing characters in text stories of their...Relocation
Can of Soup
San Francisco, CA1 day ago $150k - $250k
...and be the sole identity + communication provider. It isn't AI for your email, it's email for your AI. We're looking for a founding engineer with strong backend and infra instincts to help build the primitives agents will use to communicate, authenticate, and operate...Full timeAgentMail, Inc
San Francisco, CA4 days ago- ...Hi, I’m Nik. I’m looking for a world‑class founding engineer to build Omi with me. Omi is AI for your real life. Think: wearable memory, voice‑first interface, the reverse iPhone. In the past 10 months, we’ve: Grown to 300K software users Hit 100M+ organic video views...
OMI
San Francisco, CA2 days ago $160k - $230k
...talent at innovative companies. Our team is 100% remote and we work with teams across the United States to help them hire. Founding Engineer Location - San Francisco, CA (Onsite) Compensation - $160,000 - $230,000 Base + Competitive Equity (0.5%-1%) Visa...Remote workVisa sponsorshipRecruiting from Scratch
San Francisco, CA3 days ago- ...improve how our production AI tutor teaches real students. 12-week programs working alongside the founding team in Downtown San Francisco's Financial District. Software Engineering Intern Ship core product features including voice, vision tutoring, and LLM orchestration....Full timeInternshipWork at office
Heyaristotle
San Francisco, CA2 days ago - ...Founding Engineer Job title: Founding Engineer Location: San Francisco, CA (in-person only, relocation available) About the Company They help speech, occupational, and physical therapists build their own private practices. Their AI-powered "business-in-...Private practiceWork at officeRelocation
hireVouch
San Francisco, CA1 day ago - ...re building something special here. We're looking for talented engineers from the US who are excited about the opportunity to work in... ...We think 9am-6pm will bring a great cadence to work. As a Founding Engineer there will definitely be times you need to pick up work...Work at officeRemote workWork from homeRelocationVisa sponsorshipWork visaRelocation packageFree visaSkilled worker visaFlexible hours
Tracebit
San Francisco, CA4 days ago - ...Founding Engineer Metalware helps protect cyber-physical systems in critical industries. We develop advanced firmware analysis and security solutions for industries where failure isn't an option. We are privileged to work on the most cutting-edge (and sometimes secretive...Weekend work
Metalware
San Francisco, CA4 days ago - ...180 LPA. Min Experience: 1 years. Location: San Francisco Bay Area. JobType: full-time. We're looking for a highly motivated Founding Engineer to join us at the ground floor and help build our product from zero to one. This is a hands-on role for someone who thrives in...Full timeWeekday work
Weekday AI (YC W21)
San Francisco, CA3 days ago $150k - $250k
...AgentMail is building the identity and communication infrastructure for AI agents, starting with email. We are looking for a Founding Engineer with backend and infra focus to architect systems for agents as the end users. Responsibilities Design APIs that are intuitive...Work experience placementInternshipAgentMail (YC S25)
San Francisco, CA1 day ago$150k - $250k
...I'm partnering with an ambitious early-stage AI startup looking to hire a Founding Engineer to help build the core backend infrastructure powering the next generation of AI agents. This is an excellent opportunity for engineers with 0-7 years experience who have shipped...Alpha Associates Recruitment
San Francisco, CA1 day ago$200k - $250k
...Moritz Global AI-native law firm handling legal work with same-day turnaround Founding Engineer Salary: $200K - $250K, Equity: 0.30% - 1.00%, Location: San Francisco, CA, US Job type Full-time Role Engineering, Full stack Experience 3+ years Visa US citizen/visa only Skills...Full timeAntler Ltd
San Francisco, CA1 day ago
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Founding Engineer. Be the first to apply!
