{"id":3977672,"url":"https://alion.io/job/svitla-systems-tech-leadsenior-front-end-engineer-js-react","title":"Tech Lead/Senior Front-End Engineer (JS, React)","company":{"id":2216,"name":"Svitla Systems","domain":"svitla.com","url":"https://alion.io/company/svitla-systems","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":{"grade":"B","score":80,"open_postings":10,"ghost_share":0,"stale_share":0.8,"repost_share":0,"time_to_fill_p50_days":43,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Frontend","role_family":"Frontend","seniority":"lead","employment_type":null,"work_mode":"remote","remote_scope":"unspecified","remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cypress","optional":false},{"name":"JavaScript","optional":false},{"name":"Jest","optional":false},{"name":"Playwright","optional":false},{"name":"React.js","optional":false},{"name":"Turborepo","optional":false}],"status":"live","first_seen_at":"2026-11-09T16:43:17Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-09T18:41:18Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Svitla Systems Inc. is looking for a Tech Lead/Senior Front-End Engineer (JS, React) for a full-time position (40 hours per week) in Europe. Our client is a healthcare technology company that provides revenue cycle management for specialty providers, such as dental groups, behavioral health, DME, and infusion providers. It combines expert billing teams with a platform that learns how each insurer behaves, helping providers reduce denials, recover revenue faster, and keep full visibility and control over their billing.\nYou will design and implement large, scalable web applications and work closely with product managers, designers, back-end developers, and QA to turn mock-ups into reliable product features. You will also own the front-end build, deployment, and testing infrastructure and help the platform keep pace with growth. You will join a remote, distributed team that values clear cross-team collaboration.\nRequirements\n7+ years of commercial experience in front-end development.\n5+ years of commercial experience with React.\nSolid experience with JavaScript.\nMastery of writing unit tests using frameworks such as Jest and React Testing Library (RTL), Cypress, or Playwright.\nExperience with Nx or any other monorepo tool (such as Turborepo or Lerna).\nExperience designing and implementing large, scalable web applications.\nStrong history of cross-team collaboration (front-end, back-end, PM, design, and QA) to deliver products.\nExperience working with third-party APIs.\nKnowledge of when and where to optimize and cache.\nExperience working with a remote or distributed team.\nAdvanced English.\nWill be a plus\nExperience developing SaaS products.\nResponsibilities\nEngineer front-end applications to support platform features.\nWork with product managers and designers to implement UI/UX features from mock-ups.\nConfer with multiple teams to assess project scope and determine requirements and timelines.\nCoordinate with back-end developers to design APIs and ensure their smooth integration.\nImplement and maintain front-end infrastructure.\nMaintain the build and deployment (CI) pipeline for front-end projects.\nIdentify scaling issues and improve the scalability of the data-processing platform to meet growth needs.\nTroubleshoot and correct existing software errors.\nDesign and develop automated testing processes.\nEnsure adequate documentation for your design and implementation.","description_format":"text","description_chars":2399,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced 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