{"id":476339,"url":"https://alion.io/job/quiet-capital-senior-frontend-engineer","title":"Senior Frontend Engineer","company":{"id":57675,"name":"Yassir","domain":"yassir.com","url":"https://alion.io/company/yassir","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":87,"open_postings":100,"ghost_share":0.14,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":263,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Frontend","role_family":"Frontend","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":["Cairo, Egypt"],"countries":["EG"],"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":"Express","optional":false},{"name":"JavaScript","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Docker","optional":true},{"name":"Kubernetes","optional":true},{"name":"Node JS","optional":true},{"name":"Redis","optional":true}],"status":"live","first_seen_at":"2022-08-05T20:44:48Z","employer_posted_date":"2022-08-05","last_verified_at":"2026-10-27T02:53:29Z","board_verified":true,"closed_at":null,"days_open":1543,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":1542},"description":"About the role\nWe are looking for a senior front-end developer to join our tech hub in Berlin and support our growth and expansion. You will be part of the engineering team, working with a high-quality code base and the latest tools, and you will promote your skills to be an expert in complex frontend development in React.JS. Your primary focus will be the development of web applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure.\nAbout your role as Frontend Developer\nDesign and build web applications using React.js\nEnsure the performance, quality, and responsiveness of applications\nCollaborate with a team to define, design, and ship new features\nIdentify and correct bottlenecks and fix bugs\nHelp maintain code quality, organization, and automatization\nParticipate in brainstorming sessions and contribute ideas to our technology, algorithms and products.\nWork with the engineering and design teams to understand end-user requirements, formulate use cases, and then translate that into a pragmatic and effective technical solution\nDive into difficult problems and successfully deliver results on schedule\nAbout your experience\nMust have technical skills with at least 5 years of experience\nLanguage: Javascript\nFramework: React.JS, Express.JS\nFamiliarity with cloud message APIs and push notification\nWeb architecture: Rest and restful APIs, micro-services\nVersion control: GIT\n Nice to have technical skills (Strongly advised)\nContainers: Docker, Kubernetes\nCaching, Redis server\nScaling, Web load balancing\nExperience in a rapidly growing company in the mobility, on-demand, or fintech space is a plus\nBSc/MSc in Engineering, Computer Science or relevant field\nWhy should you join Yassir\n You will be part of one of the first Algerian startups to go through the Y Combinator program and one of the fastest-growing tech companies in North Africa. We are current in +30 cities in Africa and Europe\n Attractive salary and you even get a stake in the company\n Subsidized public transit pass\nHave a lasting impact on our company's culture\n Perfect timing with renowned investors to build something great\n Extremely steep learning curve with own responsibility and intensive guidance\n Make a real impact on the world by helping us bring affordable financial and on-demand services to millions of Africans","description_format":"text","description_chars":2423,"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":[]},"benefits":[],"hiring_locations":[{"name":"Egypt","iso":"EG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Delivery","Online Groceries","Ride Hailing"],"lifecycle":[{"event":"open","at":"2026-09-06T14:50:12Z"}],"visa":[],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.3,"p_room":0.28,"age_days":1542,"expected_fill_days":263,"reasons":["conf:2","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-10-26T05:57:25Z"},"pay":null,"html_url":"https://alion.io/job/quiet-capital-senior-frontend-engineer","json_url":"https://alion.io/job/quiet-capital-senior-frontend-engineer.json","meta":{"generated_at":"2026-10-27T04:44:34Z","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":4357,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":57675},"rest":"https://alion.io/mcp/rest/get_company?id=57675"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fquiet-capital-senior-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%2Fquiet-capital-senior-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%2Fquiet-capital-senior-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/quiet-capital-senior-frontend-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fquiet-capital-senior-frontend-engineer"}]}