{"id":2545507,"url":"https://alion.io/job/fun-backend-engineer-singapore","title":"Backend Engineer (Singapore)","company":{"id":1839272,"name":"Fun","domain":"fun.xyz","url":"https://alion.io/company/fun-xyz","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"C","score":66,"open_postings":14,"ghost_share":0.571,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":49000,"max_usd":136000,"period":"year","method":"role_country_seniority_unknown","sample_n":279},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"TypeScript","optional":false},{"name":"DeFi","optional":true},{"name":"Smart Contracts","optional":true}],"status":"live","first_seen_at":"2025-05-13T01:04:10Z","employer_posted_date":"2025-05-13","last_verified_at":"2026-10-15T18:56:28Z","board_verified":true,"closed_at":null,"days_open":520,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":520},"description":"Capital markets are undergoing a fundamental shift. Assets that live in fragmented systems and manual workflows are moving onto blockchains -systems designed to move and store value more transparently and efficiently.\nWhile this unlocks more open and programmable financial systems, it also introduces significant complexity. For most users, interacting with this new infrastructure is still too difficult.\nFun builds the infrastructure that powers consumer-facing fintech applications - handling onboarding, account access, and money movement so users can interact with blockchain-based systems as seamlessly as they do with traditional finance.\nFor fintech builders, Fun provides a best-in-class onboarding and deposit stack that drives conversion and unlocks user growth. We operate at the intersection of financial infrastructure, complex engineering, and product experience.\nAbout the Role\nWe’re looking for a BackEnd Engineer to join our growing team at Fun and help architect the backend services that power our web3 payments infrastructure. This role is foundational to the success of our platform and will shape how payments, settlement, and transaction routing are handled across chains and payment providers. You’ll be working on high-performance, low-latency systems that support complex use cases like asset conversion, identity and security verification, transaction finality, and decentralized routing, while ensuring fault tolerance, scalability, and compliance across a global user base.\nWhat You’ll Do\nDesign, build, and maintain high-performance APIs and backend services that power our Web3 payments platform\nBuild new features to further our product experience\nCollaborate with product and protocol teams to architect technical solutions that meet business requirements\nWrite clean, well-tested code and participate in code reviews to maintain high engineering standards\nContribute to incident response and debugging production issues to ensure system reliability\nRequired Skills and Qualifications\nStrong experience building production backend systems with modern languages\nProficiency in Typescript\nDeep understanding of distributed systems, APIs, and database design principles\nHands-on experience with cloud platforms and containerization technologies\nSolid grasp of computer science fundamentals including data structures and algorithms\nStrong problem-solving skills with ability to debug complex technical issues\nClear communicator who can collaborate effectively with cross-functional teams\nNice to Have (But Not Required)\nProduction TypeScript experience\nPreviously worked at crypto startup or Web3 infrastructure company\nExperience with blockchain integrations, smart contracts, or DeFi protocols\nBackground with high-scale payment processing or financial compliance systems\nContributions to open source projects or technical writing\nExperience with event-driven architectures and real-time data processing","description_format":"text","description_chars":2936,"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":[],"hiring_locations":[{"name":"Singapore","iso":"SG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","DeFi","Financial Software & Embedded Finance","Web3 & dApps"],"lifecycle":[{"event":"open","at":"2026-10-14T16:37:52Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.171,"p_room":0.28,"age_days":520,"expected_fill_days":66,"reasons":["conf:2","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/fun-backend-engineer-singapore","json_url":"https://alion.io/job/fun-backend-engineer-singapore.json","meta":{"generated_at":"2026-10-15T18:59:55Z","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":28786,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":1839272},"rest":"https://alion.io/mcp/rest/get_company?id=1839272"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffun-backend-engineer-singapore"},{"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%2Ffun-backend-engineer-singapore"},{"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%2Ffun-backend-engineer-singapore"},{"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/fun-backend-engineer-singapore\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffun-backend-engineer-singapore"}]}