{"schemaVersion":"jobsearcher.job.v1","id":"b9890cfce3560034c5e6f2b4","url":"https://jobsearcher.com/jobs/b9890cfce3560034c5e6f2b4","canonicalUrl":"https://jobsearcher.com/jobs/b9890cfce3560034c5e6f2b4","title":"Full-Stack Software Engineer","description":"Location: San Francisco, CA preferred | Europe remote also acceptableCompensation: $160,000 – $220,000 base + 0.25% – 0.5% equityVisa Sponsorship: None availableExperience Level: 3–5+ yearsEmployment Type: Full-TimeAbout The CompanyThe company is building a marketplace platform that connects domain experts with high-paying AI data training opportunities for leading AI labs. The product includes marketplace infrastructure, expert routing, ranking systems, gamification, contributor progression, and operational tooling. Recently raised a $6M seed round led by Kindred Ventures. Engineering team is primarily Europe-based with SF leadership presence.About The RoleThis is a front-end-leaning full-stack engineering role with end-to-end ownership across a fast-growing two-sided marketplace platform. You will own features from architecture through production, working closely with product, design, and ops teams.What You'll OwnEnd-to-end feature ownership across frontend and backend systemsFrontend development with deep React and modern frontend toolingBackend development using Django or equivalent frameworks (FastAPI, Rails, or similar)PostgreSQL database design including indexing, transactions, and query optimizationPerformance optimization and debugging across the full stackCross-functional collaboration with product, design, and ops teamsRequirements3–5+ years of full-stack engineering experienceFront-end-leaning technical profile with strong React and modern frontend depthDjango or equivalent backend framework experience (FastAPI, Rails, or similar)PostgreSQL fundamentals including indexing, transactions, and optimizationPerformance optimization and debugging experienceAbility to own features end to endSF-based preferred or Europe remoteNice to HaveMarketplace engineering experience — Uber, Airbnb, Udemy, or similar two-sided marketplaceFounding engineer experience at a YC or comparable startupSecurity-sensitive application experienceAWS experience and CI/CD ownershipBackground task systems (Celery / Django-Q2)Multi-frontend architecture experienceRecruiting tech or marketplace experienceThis Role Is NOT ForPure backend engineers without frontend capabilityPure frontend engineers without backend competenceProfiles without startup or founding ownership experienceCandidates with no marketplace adjacency or weak React depthInterview ProcessPending approvalFirst round with CTOTake-home project / technical presentation / virtual work trialFinal stageOfferLogisticsSF-based preferred; Europe remote also acceptableNo visa sponsorship availableShortlisted candidates will be contacted by David Joseph & Co.","company":"David Joseph Company","rawCompany":"david joseph company","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-06-16T18:52:01.248Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Full-Stack Software Engineer","description":"Location: San Francisco, CA preferred | Europe remote also acceptableCompensation: $160,000 – $220,000 base + 0.25% – 0.5% equityVisa Sponsorship: None availableExperience Level: 3–5+ yearsEmployment Type: Full-TimeAbout The CompanyThe company is building a marketplace platform that connects domain experts with high-paying AI data training opportunities for leading AI labs. The product includes marketplace infrastructure, expert routing, ranking systems, gamification, contributor progression, and operational tooling. Recently raised a $6M seed round led by Kindred Ventures. Engineering team is primarily Europe-based with SF leadership presence.About The RoleThis is a front-end-leaning full-stack engineering role with end-to-end ownership across a fast-growing two-sided marketplace platform. You will own features from architecture through production, working closely with product, design, and ops teams.What You'll OwnEnd-to-end feature ownership across frontend and backend systemsFrontend development with deep React and modern frontend toolingBackend development using Django or equivalent frameworks (FastAPI, Rails, or similar)PostgreSQL database design including indexing, transactions, and query optimizationPerformance optimization and debugging across the full stackCross-functional collaboration with product, design, and ops teamsRequirements3–5+ years of full-stack engineering experienceFront-end-leaning technical profile with strong React and modern frontend depthDjango or equivalent backend framework experience (FastAPI, Rails, or similar)PostgreSQL fundamentals including indexing, transactions, and optimizationPerformance optimization and debugging experienceAbility to own features end to endSF-based preferred or Europe remoteNice to HaveMarketplace engineering experience — Uber, Airbnb, Udemy, or similar two-sided marketplaceFounding engineer experience at a YC or comparable startupSecurity-sensitive application experienceAWS experience and CI/CD ownershipBackground task systems (Celery / Django-Q2)Multi-frontend architecture experienceRecruiting tech or marketplace experienceThis Role Is NOT ForPure backend engineers without frontend capabilityPure frontend engineers without backend competenceProfiles without startup or founding ownership experienceCandidates with no marketplace adjacency or weak React depthInterview ProcessPending approvalFirst round with CTOTake-home project / technical presentation / virtual work trialFinal stageOfferLogisticsSF-based preferred; Europe remote also acceptableNo visa sponsorship availableShortlisted candidates will be contacted by David Joseph & Co.","datePosted":"2026-06-16T18:52:01.248Z","dateModified":"2026-06-16T18:52:01.248Z","hiringOrganization":{"@type":"Organization","name":"David Joseph Company","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"b9890cfce3560034c5e6f2b4"},"url":"https://jobsearcher.com/jobs/b9890cfce3560034c5e6f2b4"}}