{"id":143286,"url":"https://alion.io/job/relativity-lead-frontend-engineer","title":"Lead Frontend Engineer","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":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":45,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Frontend","role_family":"Frontend","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Kraków, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Adobe XD","optional":false},{"name":"Bootstrap","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Cypress","optional":false},{"name":"Figma","optional":false},{"name":"GraphQL","optional":false},{"name":"JavaScript","optional":false},{"name":"Jest","optional":false},{"name":"Material UI","optional":false},{"name":"Node JS","optional":false},{"name":"Playwright","optional":false},{"name":"PrimeReact","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Sass","optional":false},{"name":"Sketch","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"TypeScript","optional":false},{"name":"Vite","optional":false},{"name":"Webpack","optional":false}],"status":"live","first_seen_at":"2026-08-26T00:00:00Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-17T19:41:46Z","board_verified":true,"closed_at":null,"days_open":52,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":52},"description":"Posting Type\nHybrid\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\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.\nThe Engineering Platform team enables engineering excellence across Relativity by building shared frameworks, developer tooling, and platform capabilities that improve scalability, consistency, and delivery velocity across products.\nABOUT THE ROLE\nWe’re seeking a Lead Frontend Software Engineer to join the Engineering Platform team at Relativity. In this role, you’ll drive the direction of our frontend architecture, lead implementation of shared UI frameworks and design systems, and mentor engineers while solving complex frontend challenges at scale.\nThis is a technical leadership role focused on platform-wide impact, designing modular, performant, and maintainable UI infrastructure that powers a modern cloud-native application ecosystem. You’ll collaborate with architects, Staff Engineers, and product teams to evolve our Micro Frontend architecture and enable high-quality, accessible, and intelligent user experiences across products.\nYou’ll be working in a fast-moving but stable environment where initiative, clarity, and action are highly valued, and your leadership directly enables hundreds of engineers to move faster and build better.\nJob Description and Requirements\nWHAT YOU’LL DO\nSet and communicate technical vision for frontend architecture across multiple platform teams.\n\nLead the development of shared UI infrastructure, design system components, and micro frontend integration strategies using React, TypeScript, and PrimeReact.\n\nCollaborate with Staff and Principal Engineers to ensure alignment with long-term architectural goals and cloud-first principles.\n\nPartner with product, UX, and engineering leadership to define and deliver scalable frontend capabilities aligned to customer needs and business outcomes.\n\nGuide the team on best practices in accessibility, performance, test automation, and maintainability.\n\nDrive technical excellence through architectural reviews, pair programming, mentoring, and hands-on development.\n\nContribute to and evolve CI/CD workflows, component versioning strategies, and documentation processes.\n\nChampion frontend performance techniques including lazy loading, code splitting, asset optimization, and telemetry.\n\nDefine and enforce standards for UI testing, including unit, integration, and end-to-end testing using Jest, Cypress, or Playwright.\n\nMentor senior and mid-level engineers, strengthening technical leadership across the team.\n\nLead initiatives exploring AI-enhanced UI/UX, including smart component behavior, generative layout patterns, and adaptive interfaces.\n\nWHAT WE’RE LOOKING FOR\nRequired\n5-7+ years of professional frontend development experience, including 2+ years in a technical leadership or lead engineer role.\n\nAdvanced proficiency in JavaScript (ES6+), TypeScript, and React.\n\nDeep experience building and managing shared design systems using frameworks such as PrimeReact, Material UI, Bootstrap, or Tailwind.\n\nStrong understanding of semantic HTML, modern CSS, CSS preprocessors (SASS/LESS), and responsive UI design.\n\nExperience implementing Micro Frontend architectures or modular UI strategies in large-scale systems.\n\nFamiliarity with RESTful APIs, GraphQL, and asynchronous programming patterns including async/await, Promises, and streaming updates.\n\nExperience with frontend performance profiling and cross-browser testing strategies.\n\nDeep knowledge of accessibility standards (WCAG) and commitment to inclusive design.\n\nHands-on experience with CI/CD pipelines, frontend build tooling such as Vite or Webpack, and testing frameworks.\n\nPreferred\nBackground in .NET or backend technologies such as Node.js or Python to support cross-stack collaboration.\n\nUnderstanding of UX principles and experience contributing to design system governance and design-engineering alignment.\n\nExperience with AI-driven UI/UX, including chatbot integration, recommendation engines, personalization, or adaptive layouts.\n\nFamiliarity with design and prototyping tools such as Figma, Sketch, or Adobe XD.\n\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.\n\nEngineering at Scale\nWork on distributed, cloud-native systems that process large volumes of data.\n\nCutting-Edge Technology\nBuild with AI, cloud platforms, and scalable architectures shaping legal tech.\n\nGrowth and Ownership\nGain experience owning systems end-to-end across cloud and distributed environments.\n\nCollaborative Culture\nWork in a team focused on knowledge sharing and continuous improvement.\n\nInclusive Environment\nDiverse perspectives create stronger teams and better outcomes.\n\nCompensation and Benefits\nCompetitive salary, benefits, DTO, parental leave, and equity program.\n\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:\n270 000 and 406 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:\nDocumentations, Innovation, Leadership, Problem Solving, Process Improvements, Project Management, Quality Assurance (QA), Risk Management, Technical Knowledge, Troubleshooting","description_format":"text","description_chars":6547,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":2,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Document Management","Document AI","Legal AI"],"lifecycle":[{"event":"open","at":"2026-08-26T00:00:00Z"}],"visa":[],"liveness":{"score":48,"band":"ok","label":"Likely open","p_open":1,"p_active":0.88,"p_room":0.55,"age_days":52,"expected_fill_days":45,"reasons":["conf:3","urgency","velocity","win:tail"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/relativity-lead-frontend-engineer","json_url":"https://alion.io/job/relativity-lead-frontend-engineer.json","meta":{"generated_at":"2026-10-17T22:08:37Z","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":7187,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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-lead-frontend-engineer"},{"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-lead-frontend-engineer"},{"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-lead-frontend-engineer"},{"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-lead-frontend-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frelativity-lead-frontend-engineer"}]}