{"id":4066462,"url":"https://alion.io/job/andersen-full-stack-engineer-react-nativenode-js","title":"Full Stack Engineer (React Native+Node.js)","company":{"id":8912,"name":"Andersen","domain":"andersenlab.com","url":"https://alion.io/company/andersen-lab","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"HeadHunter","truth_index":{"grade":"A","score":96,"open_postings":4,"ghost_share":0,"stale_share":0,"repost_share":0.25,"time_to_fill_p50_days":30,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Warsaw, Poland","Bucharest, Romania","Kaunas, Lithuania","Poland"],"countries":["PL","RO","LT"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Claude Code","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Expo","optional":false},{"name":"Fastify","optional":false},{"name":"Git","optional":false},{"name":"Machine Learning","optional":false},{"name":"Nest.JS","optional":false},{"name":"Node JS","optional":false},{"name":"React Native","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"AWS","optional":true},{"name":"CI/CD","optional":true},{"name":"CodePush","optional":true},{"name":"Go","optional":true},{"name":"JavaScript","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-11-11T10:17:15Z","employer_posted_date":null,"last_verified_at":"2026-11-11T10:17:15Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Andersen is hiring a Full Stack Engineer (React Native+Node.js) for a project modernizing digital financial platforms and delivering secure, scalable banking, payment, and investment solutions. \nOur customer is a software development and IT consulting provider specializing in customized digital solutions, with a particular focus on the financial services sector. Its expertise covers web and mobile application development, cloud solutions, system integration, software modernization, and UI/UX design. Leveraging modern technologies, including artificial intelligence and machine learning, the company helps businesses optimize operations, enhance customer experiences, and accelerate digital transformation. \nThe project is is focused on the development, modernization, and integration of digital financial products for banks, credit unions, investment firms, and fintech companies. The platform operates in a highly regulated environment and supports services such as digital banking, payments, lending, wealth management, and investment solutions. \nResponsibilities: \nBuilding and maintaining functionality in React Native SDK, including brownfield integration into partners’ host apps. \n\nDesigning and implementing supporting BFF endpoints in Node.js and TypeScript, exposed over RPC. \n\nDebugging the full request path: mobile client, network, BFF, and external services. \n\nReviewing other engineers’ code and providing substantive feedback. \n\nTaking part in production incident responses, including analyzing logs and tracing issues back to their root cause. \n\nMaking pragmatic technical decisions in the face of changing requirements and strict regulatory constraints \n\nMust-haves: \nCommercial software development experience for 5-7+ years. \n\nStrong experience with React Native, including Expo and bare workflows, native module integration, mobile debugging, and iOS/Android integration. \n\nHands-on experience with mobile SDK integration or development, including brownfield integration into existing mobile applications. \n\nExperience with SDK architecture, embeddable components, versioning, and backward compatibility. \n\nStrong TypeScript skills on both the client and server sides. \n\nStrong experience with Node.js BFFs and API development (NestJS, Fastify, Hono, Express). \n\nHands-on knowledge of designing RPC-style APIs. \n\nProven ability to independently deliver end-to-end features across React Native and Node.js backend. \n\nSolid SQL skills, including joins, query optimization, and materialized views. \n\nExperience with production troubleshooting, root cause analysis, logs, tracing, and incident response. \n\nComfortable working in Git-based workflows with code review as a core practice. \n\nEffective use of AI coding tools (Claude Code, Cursor, GitHub Copilot) in day-to-day development, including reviewing and validating AI-generated code. \n\nStrong product mindset, ownership, and ability to work independently. \n\nLevel of English – Upper-Intermediate (B2) or above. \n\nNice-to-haves: \nExperience in fintech, banking, or regulated environments. \n\nFamiliarity with OTA update tools (Stallion, Hot Updater, CodePush, Expo Updates). \n\nExperience with Go. \n\nExperience with mobile CI/CD pipelines. \n\nKnowledge of JWT and application security practices. \n\nAdvanced native iOS and Android development experience. \n\nExperience with React Web. \n\nReasons why this job would be interesting to you: \nExperience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.\n\nThe opportunity to change the project and/or develop expertise in an interesting business domain. \n\nJob conditions – you can work both fully remotely and from the office or can choose a hybrid variant. \n\nGuarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. \n\nThe opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. \n\nAccess to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. \n\nBright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). \n\nCertification compensation (AWS, PMP, etc). \n\nReferral program. \n\nPrivate health insurance and sports compensation, depending on the type of employment. \n\nYour personal data is protected in accordance with GDPR regulations. Learn more: \nhttps://andersenlab.com/privacy-policy/pl\nJoin us!\nTech stack\nReact Native\nNode.js\nExpo\nMobile SDK integration\nTypeScript\nAPI\nSQL","description_format":"text","description_chars":4796,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Health insurance"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Outsourcing & Dedicated Teams","Software Testing & QA","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-11-11T11:26:58Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":30,"reasons":["seen:0","win:early","comp:brand"],"computed_at":"2026-11-11T17:33:16Z"},"pay":null,"html_url":"https://alion.io/job/andersen-full-stack-engineer-react-nativenode-js","json_url":"https://alion.io/job/andersen-full-stack-engineer-react-nativenode-js.json","meta":{"generated_at":"2026-11-11T17:33:16Z","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_verified","counted_by":"address","units_charged":1,"used_today":33501,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":8912},"rest":"https://alion.io/mcp/rest/get_company?id=8912"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fandersen-full-stack-engineer-react-nativenode-js"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fandersen-full-stack-engineer-react-nativenode-js"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fandersen-full-stack-engineer-react-nativenode-js"},{"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/andersen-full-stack-engineer-react-nativenode-js\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fandersen-full-stack-engineer-react-nativenode-js"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4066462}},{"tool":"search_jobs","arguments":{"company":"andersenlab.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4066462},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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