{"id":1162247,"url":"https://alion.io/job/overfly-senior-full-stack-ai-engineer-mwd-2","title":"Senior Full Stack & AI Engineer (m/w/d)","company":{"id":684594,"name":"OVERFLY","domain":"overfly.ai","url":"https://alion.io/company/overfly","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Join","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Berlin, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":78000,"max_usd":163000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":13},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Azure","optional":false},{"name":"Azure Cosmos DB","optional":false},{"name":"GCP","optional":false},{"name":"LangChain","optional":false},{"name":"Next.js","optional":false},{"name":"OpenAI","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React Router","optional":false},{"name":"React.js","optional":false},{"name":"Supabase","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"TypeScript","optional":false},{"name":"Vercel","optional":false},{"name":"Vertex AI","optional":false},{"name":"Vite","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-04-09T10:47:28Z","employer_posted_date":"2026-04-09","last_verified_at":"2026-10-11T03:43:02Z","board_verified":true,"closed_at":null,"days_open":184,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":183},"description":"Join our small, hands-on team to create AI solutions in enterprise context and launch your own ideas at the same time. You’ll have real freedom, shape the tech, and share in the success (salary, earnings share and equity in products we launch). If you have a startup spirit, enjoy side projects, and want to see your work make a real impact, we'd love to connect.\nAbout us\nOverfly is a Berlin-based Partner for Applied AI. We're a team of engineers, product builders and strategists who help enterprises find high-impact AI use cases, then design and build them to production.\nTasks\nWhat you'll be doing\nLeading projects from initial concept through to production-ready apps.\nChoosing and evaluating the best tech stack and tools for each project.\nBuilding front-end and back-end solutions primarily with TypeScript (React, Node, Tailwind).\nIntegrating AI solutions using tools like LangChain, OpenAI, Google Vertex AI, and Azure AI.\nSetting up analytics and event-tracking (e.g., Mixpanel, PostHog).\nValidating technologies through practical, real-world testing.\nCollaborating closely with designers, researchers, and users to build truly useful products.\nCommunicating directly with clients, asking insightful questions and clarifying goals.\nRequirements\nWhat you'll bring\n3-5+ years of experience in full-stack development (React, Node, TypeScript).\nExperience taking the technical lead on at least one major project.\nAn entrepreneurial mindset, you enjoy turning ideas into working products.\nComfort with ambiguity and an ability to work independently.\nGreat communication skills and a collaborative spirit.\nA passion for learning and experimenting with new technologies.\nBig Bonus: previous experience or side projects involving AI.\nTech we use\nOur current tools include:\nTypeScript (React, Node), Tailwind CSS, Next.JS, Vite, React, React Router\nAI frameworks and APIs (LangChain, OpenAI, Google Vertex AI, Azure AI)\nAnalytics tools like Mixpanel and PostHog\nDatabases like Supabase, Postgresql, Azure Cosmos DB\nDeployment platforms (Vercel, Google Cloud)\nBenefits\nWhat we offer\nCompetitive salary plus annual bonus based on company performance.\nReal equity in the products we build together, with an option to invest further.\nCustomizable perks (transportation pass, gym membership, rental bike), choose what fits your life.\n4-day work week as team default\nAutonomous, self-managed work environment.\nExperienced, flat team structure, no corporate hierarchy here.\nOpportunity to build practical, valuable AI products used by real people.\nRemote or hybrid work model: 2 days/week at Delta Campus, the rest remote.\nHow to apply\nWe don't need a polished CV. Just send us your LinkedIn profile or a quick overview of your background, plus short answers (2-5 sentences each) to these prompts:\nA project you built yourself and what made it special.\nWhy you're excited about AI, especially something you think most people get wrong.\nA full-stack project where you took technical leadership.\nA clever non-technical solution or \"hack\" you've used to gain an advantage.\nThis helps us quickly understand who you are and what motivates you.","description_format":"text","description_chars":3134,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Gym membership","Hybrid work"],"hiring_locations":[{"name":"Germany","iso":"DE","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence"],"lifecycle":[{"event":"open","at":"2026-09-24T00:22:44Z"}],"visa":[],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.201,"p_room":0.28,"age_days":183,"expected_fill_days":30,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/overfly-senior-full-stack-ai-engineer-mwd-2","json_url":"https://alion.io/job/overfly-senior-full-stack-ai-engineer-mwd-2.json","meta":{"generated_at":"2026-10-11T04:47:25Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":3861,"day_limit":5000,"remaining_today":1139,"minute_limit":60,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":684594},"rest":"https://alion.io/mcp/rest/get_company?id=684594"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Foverfly-senior-full-stack-ai-engineer-mwd-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Foverfly-senior-full-stack-ai-engineer-mwd-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Foverfly-senior-full-stack-ai-engineer-mwd-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/overfly-senior-full-stack-ai-engineer-mwd-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Foverfly-senior-full-stack-ai-engineer-mwd-2"}]}