{"id":110487,"url":"https://alion.io/job/relativity-senior-software-engineer-fullstack-2","title":"Senior Software Engineer - Fullstack","company":{"id":2576,"name":"Relativity","domain":"relativity.com","url":"https://alion.io/company/relativity","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":83,"open_postings":3,"ghost_share":0,"stale_share":0.667,"repost_share":0,"time_to_fill_p50_days":49,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Backend","role_family":"Backend","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":["Katowice, Poland","Warsaw, Poland","Łódź, Poland","Kraków, Poland","Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":53000,"max_usd":89000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":352},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"React.js","optional":false},{"name":"SLI/SLO/SLA","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-06-26T00:00:00Z","employer_posted_date":"2026-06-26","last_verified_at":"2026-10-30T19:37:56Z","board_verified":true,"closed_at":null,"days_open":127,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":127},"description":"Posting Type\nHybrid/Remote\nJob Overview\nWHO WE ARERelativity is a leading legal data intelligence company building technology that helps users organize data, discover the truth, and act on it with confidence. Our AI-powered, cloud platform, RelativityOne, transforms massive volumes of complex information into actionable insights for litigation, investigations, regulatory inquiries, data breach responses, and other high-stakes legal work where accuracy and trust are crucial.\nThe world’s largest law firms, corporations, and government agencies rely on Relativity’s legal AI software to securely surface and manage the most relevant and impactful information in their matters. Beyond our commercial impact, we are committed to expanding access to technology and supporting pro bono legal work.\nWHAT WE DO\nYou will join Relativity’s Import Export organization, a high-impact engineering team at the heart of our Ingestion Department. The team builds and scales the infrastructure that powers secure, reliable, and high-throughput data movement across the SaaS platform.\nAt Relativity, engineers do more than write code - they build systems that enable users to uncover insights from complex data at scale using cloud-native architecture, AI, and modern tools.\nABOUT THE ROLE\nAs a Senior Full Stack Software Engineer, your primary mission will be to design, write, test, deploy, and support Relativity software products. You will work in an established senior team with business stakeholders to develop the product, features, and services that drive and evolve RelativityOne SaaS.\nJob Description and Requirements\nWHAT YOU’LL DO\nCreate architecture and non-functional design for Import/Export services that meet SLO/SLA targets.\nDecompose complex problems into resilient, cloud-native designs.\nDeliver milestones with measurable outcomes.\nAdvise and mentor team members on code quality, technical debt management, and best practices.\nOwn production systems by leading on-call procedures, root cause analyses, and proactive issue resolution that reduces MTTR.\nDrive operational excellence using observability data to prioritize work, automate alerts, and expose trustworthy metrics.\nShape the roadmap with Product through clear trade-offs and data-backed decisions.\nOptimize CI/CD by designing automation that keeps deployments predictable and compliant.\nBuild front-end architecture for Import/Export user experiences using React and TypeScript.\nBuild accessible, performant UIs with modern React, including hooks and context, and reliable state management.\nPartner with Design to evolve a reusable component library and design system and enforce UI standards.\nWHAT WE’RE LOOKING FOR\nRequired\nAdvanced React with TypeScript.\nFront-end testing expertise integrated into CI pipelines.\n5+ years of experience shipping C#/.NET or similar services with measurable reliability or performance gains.\nExperience architecting distributed SaaS systems and translating business needs into resilient designs.\nProduction ownership experience, including leading on-call rotations and root cause analyses and using telemetry to reduce MTTR and incident volume.\nExperience with cloud-native delivery; any cloud is acceptable, and the team is on Azure.\nHands-on experience with CI/CD automation, automated testing, and deployment governance.\nBachelor’s degree in Computer Science, Engineering, or equivalent experience.\nEnglish fluency for technical communication.\nPreferred\nExperience leading microservice work for high-volume event-driven workloads.\nExperience mentoring teams in frontend development, UI, and accessibility.\nExperience building and maintaining design systems and component libraries.\nWHY WE COULD BE A GREAT FIT\nImpactful Mission\nBuild systems that help customers organize data, discover the truth, and act on it in high-stakes legal matters.\nEngineering at Scale\nWork on distributed, cloud-native systems that process large volumes of data.\nCutting-Edge Technology\nBuild with AI, cloud platforms, and scalable architectures shaping legal tech.\nGrowth and Ownership\nGain experience owning systems end-to-end across cloud and distributed environments.\nCollaborative Culture\nWork in a team focused on knowledge sharing and continuous improvement.\nInclusive Environment\nDiverse perspectives create stronger teams and better outcomes.\nCompensation and Benefits\nCompetitive salary, benefits, DTO, parental leave, and equity program.\nRelativity is committed to competitive, fair, and equitable compensation practices.\nThis position is eligible for total compensation which includes a competitive base salary, an annual performance bonus, and long-term incentives.\nThe expected salary range for this role is betweenfollowing values:\n208 000 and 312 000PLNThe final offered salary will be based on several factors, including but not limited to the candidate's depth of experience, skill set, qualifications, and internal pay equity. Hiring at the top end of the range would not be typical, to allow for future meaningful salary growth in this position.\nRequired Skills:\nAutomation, Data Analysis, Database Management, Network Architecture, Performance Optimizations, Problem Solving, Project Management, Software Development, System Designs, Technical Leadership","description_format":"text","description_chars":5257,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Equity","Parental leave"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Document Management","Legal AI","Legal Software"],"lifecycle":[{"event":"open","at":"2026-06-26T00:00:00Z"}],"visa":[],"liveness":{"score":19,"band":"cold","label":"Long shot","p_open":1,"p_active":0.695,"p_room":0.28,"age_days":127,"expected_fill_days":49,"reasons":["conf:10","urgency","velocity","win:tail","crowd:"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/relativity-senior-software-engineer-fullstack-2","json_url":"https://alion.io/job/relativity-senior-software-engineer-fullstack-2.json","meta":{"generated_at":"2026-10-31T08:14:14Z","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":12231,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":2576},"rest":"https://alion.io/mcp/rest/get_company?id=2576"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frelativity-senior-software-engineer-fullstack-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%2Frelativity-senior-software-engineer-fullstack-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%2Frelativity-senior-software-engineer-fullstack-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/relativity-senior-software-engineer-fullstack-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frelativity-senior-software-engineer-fullstack-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":110487}},{"tool":"search_jobs","arguments":{"company":"relativity.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":110487},"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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