{"id":17271,"url":"https://alion.io/job/playson-senior-backend-engineer-platform-tribe","title":"Senior Backend Engineer (Core Team)","company":{"id":5117,"name":"Playson","domain":"playson.com","url":"https://alion.io/company/playson","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":75,"open_postings":18,"ghost_share":0.333,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":79,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["DE","FR","AT","BE","BG","HR","CY","CZ","DK","FI","HU","IE","IT","NL","PL","RO","ES","SE","EE","GR","LV","LT","LU","MT","PT","SK","SI","UA"],"hiring_countries_total":28,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"DynamoDB","optional":false},{"name":"GCP","optional":false},{"name":"Go","optional":false},{"name":"gRPC","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"MySQL","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Redis","optional":false},{"name":"TypeScript","optional":false},{"name":"Claude Code","optional":true},{"name":"ClickHouse","optional":true},{"name":"Cursor","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2025-04-17T08:22:01Z","employer_posted_date":"2025-04-17","last_verified_at":"2026-10-20T23:33:22Z","board_verified":true,"closed_at":null,"days_open":551,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":550},"description":"About the Role\nWe’re looking for a Senior Backend Developer who thrives in a deeply hands-on environment and enjoys being close to the code on a daily basis. This role is heavily focused on building, optimising, and scaling backend services in a high-load system where performance and reliability are critical.\nYou’ll be working on complex, real-time challenges at the core of our platform - improving latency, ensuring high availability, and making systems more efficient at scale. This is not a coordination-heavy role; it’s for someone who enjoys writing production code, solving tough engineering problems, and seeing the direct impact of their work.\nIf you’re product-driven, take ownership, and prefer a “build first, improve fast” approach while working on systems where every millisecond matters - this role will feel like home.\nKey Responsibilities\nWork as part of a cross-functional team owning a core product within the platform\n\nDesign, build, and deliver new backend features end-to-end in a distributed environment\n\nWrite high-quality, production-level code daily, contributing directly to a high-load, scalable system\n\nTake ownership of services handling financial transactions at scale, with a strong focus on reliability and accuracy\n\nProactively suggest and implement improvements in architecture, processes, and development practices\n\nParticipate in code and architectural reviews to maintain high engineering standards\n\nSolve complex business and technical challenges with pragmatic, efficient solutions\n\nParticipating in on-call rotations within the squad to ensure the reliability and availability of our systems\n\nPlay an active role in ongoing tech transformation initiatives across the platform\n\nCollaborate closely with engineers, product, and other stakeholders to deliver impactful solutions used by millions globally\n\nRequirements\nSolid experience with Node.js/TypeScript is ideal, but we also welcome experts in other OOP languages such as Java, Python, C++, C#, or Go\n\nStrong understanding of asynchronous programming techniques\n\nDeep production experience with Kafka: confident reasoning about consumer-group rebalances and their impact on in-flight processing, offset-commit strategies under retries and duplicate delivery, and the limits of \"exactly-once\" semantics\n\nExperience designing idempotent, retry-safe handlers for at-least-once pipelines: transactional outbox, idempotency keys, and deduplication\n\nExperience building services with gRPC or similar RPC frameworks\n\nStrong knowledge of relational databases such as MySQL or PostgreSQL, plus production experience with at least one NoSQL technology at scale, such as DynamoDB, MongoDB, or Redis\n\nHands-on experience running services on Kubernetes and AWS/GCP: deployment, autoscaling, resource limits, and production debugging\n\nProduction operations experience: on-call ownership of a high-load system, including incident response, impact assessment, root-cause analysis, and post-incident improvements\n\nNice to Have\nExperience with ClickHouse or other columnar/analytical databases\n\nExperience with multi-region / failover architectures: data replication, regional isolation, and graceful degradation\n\nPractical use of AI coding agents such as Cursor or Claude Code as part of daily development: effective prompting, reviewing, and validating AI-generated code\n\nUnderstanding of application security and industry best practices\n\nGambling domain experience\n\nWhat We Offer\nCompetitive Salary\n\nQuarterly Bonuses\n\nUnlimited Paid Time Off\n\nUnlimited Paid Sick Leave\n\nRemote & Flexible Working\n\nPrivate Medical Insurance\n\nFinancial Support for Life Events\n\nProfessional Development Budget\n\nInternational Exposure\n\nRegular Company Events\n\n*Benefits may vary depending on location and contractual agreement\nRecruitment process\n1. HR interview (30-45mins)\n2. Interview with a Hiring Manager (45mins)\n3. Technical interview with live coding (90mins)\n4. Final Interview with C-level (60 mins)\nBy submitting your application, you acknowledge that your personal data will be processed in accordance with our Privacy Policy.","description_format":"text","description_chars":4101,"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":["Company events","Flexible schedule","Health insurance","Professional development","Quarterly bonuses"],"hiring_locations":[{"name":"Germany","iso":"DE","kind":"region"},{"name":"France","iso":"FR","kind":"region"},{"name":"Austria","iso":"AT","kind":"region"},{"name":"Belgium","iso":"BE","kind":"region"},{"name":"Bulgaria","iso":"BG","kind":"region"},{"name":"Croatia","iso":"HR","kind":"region"},{"name":"Cyprus","iso":"CY","kind":"region"},{"name":"Czech Republic","iso":"CZ","kind":"region"},{"name":"Denmark","iso":"DK","kind":"region"},{"name":"Finland","iso":"FI","kind":"region"},{"name":"Hungary","iso":"HU","kind":"region"},{"name":"Ireland","iso":"IE","kind":"region"},{"name":"Italy","iso":"IT","kind":"region"},{"name":"Netherlands","iso":"NL","kind":"region"},{"name":"Poland","iso":"PL","kind":"region"},{"name":"Romania","iso":"RO","kind":"region"},{"name":"Spain","iso":"ES","kind":"region"},{"name":"Sweden","iso":"SE","kind":"region"},{"name":"Estonia","iso":"EE","kind":"region"},{"name":"Greece","iso":"GR","kind":"region"},{"name":"Latvia","iso":"LV","kind":"region"},{"name":"Lithuania","iso":"LT","kind":"region"},{"name":"Luxembourg","iso":"LU","kind":"region"},{"name":"Malta","iso":"MT","kind":"region"},{"name":"Portugal","iso":"PT","kind":"region"},{"name":"Slovakia","iso":"SK","kind":"region"},{"name":"Slovenia","iso":"SI","kind":"region"},{"name":"Ukraine","iso":"UA","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Game Development","iGaming & Gambling"],"lifecycle":[{"event":"open","at":"2025-04-17T08:22:01Z"},{"event":"open","at":"2026-09-25T15:37:04Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.164,"p_room":0.28,"age_days":550,"expected_fill_days":79,"reasons":["conf:2","ghost","win:tail","crowd:"],"computed_at":"2026-10-20T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/playson-senior-backend-engineer-platform-tribe","json_url":"https://alion.io/job/playson-senior-backend-engineer-platform-tribe.json","meta":{"generated_at":"2026-10-21T01:48:35Z","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":2687,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":5117},"rest":"https://alion.io/mcp/rest/get_company?id=5117"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fplayson-senior-backend-engineer-platform-tribe"},{"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%2Fplayson-senior-backend-engineer-platform-tribe"},{"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%2Fplayson-senior-backend-engineer-platform-tribe"},{"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/playson-senior-backend-engineer-platform-tribe\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fplayson-senior-backend-engineer-platform-tribe"}]}