{"id":836645,"url":"https://alion.io/job/lucidrealitylabs-senior-full-stack-javascript-developer","title":"Senior Full Stack Javascript Developer","company":{"id":683624,"name":"Lucid Reality Labs","domain":"lucidrealitylabs.com","url":"https://alion.io/company/lucidrealitylabs","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":59000,"max_usd":95000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":230},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Docker","optional":false},{"name":"Nest.JS","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"AWS","optional":true},{"name":"JavaScript","optional":true},{"name":"Node JS","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Vue.js","optional":true}],"status":"live","first_seen_at":"2026-01-13T14:35:44Z","employer_posted_date":"2026-01-13","last_verified_at":"2026-10-22T22:28:50Z","board_verified":true,"closed_at":null,"days_open":282,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":281},"description":"Lucid Reality Labs is developing the next generation XR solutions that change how people experience life, communicate, learn, tackle global challenges, work, and interact with the world.\nOur company has been recognized among the Top World companies in XR for years. We offer a systemic and innovative approach to complex solutions for Healthcare, Life Sciences, Aerospace and Defense, Commercial, and Public Sectors. Our award-winning cases create pathways to impactful technology.\nThis is a great opportunity to join the key team, gain hands-on experience and exposure to spatial computing technology, and contribute to our Mission by disrupting global challenges with responsible technology!\nIn this role, you will be primarily responsible for back-end development (approximately 80% of your tasks) to build and maintain robust, scalable server-side solutions. The remaining 20% of your responsibilities will involve front-end work using React. We are looking for an accomplished engineer who excels at designing, optimizing, and deploying sophisticated back-end systems, yet is comfortable contributing to front-end needs when necessary.\nRequirements\nWhat you’ll be working on:\nDesigning, estimating, and implementing both frontend and backend architecture of different complexity from ground on;\n\nMaintaining the existing code base;\n\nCreating JSON-based server APIs with generated documentation;\n\nEstimating and writing frontend logic in Single Page Applications;\n\nCollaboration with the Unity developers for API integration.\n\nRequired skills:\nStrong knowledge of TypeScript, NestJS, React, and any kind of SQL-based database;\n\nDocker management;\n\nExperience in writing or leading the NestJS backend services from scratch;\n\nExperience in writing or leading the React app from scratch;\n\nStrong understanding of design patterns and antipatterns;\n\nCovering the meaningful pieces with tests;\n\nExperience with any cloud service;\n\nProviding the estimates on different scales, starting with tasks and ending with the full project;\n\nGood spoken and written English.\n\nBonus points:\nExperience with high-load systems;\n\nExperience with AWS Services;\n\nVue.js knowledge;\n\nHaving an open-source pet project;\n\nExperience with PostgreSQL, and any NoSQL database;\n\nExperience with any kind of WebXR framework;\n\nFRP (Functional Reactive Programming) knowledge.\n\nWhy work with us?\n24 working days paid vacation, 7 days sick leave, and public holidays;\n\nFlexible working hours of remote work;\n\nOpen-minded and outside-the-box ideas embodied in life;\n\nAward-winning and diverse team to grow together;\n\nAccess to XR technologies;\n\nMinimum bureaucracy and a great working environment.\n\nJoin us, and together, let’s make a positive impact on how we experience 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