{"id":881213,"url":"https://alion.io/job/f24-junior-software-engineer-node-js","title":"Junior Software Engineer (Node.js)","company":{"id":695974,"name":"F24","domain":"f24.com","url":"https://alion.io/company/f24","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"A","score":90,"open_postings":5,"ghost_share":0,"stale_share":0.2,"repost_share":0,"time_to_fill_p50_days":234,"computed_at":"2026-11-05T05:54:30Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Zagreb, Croatia"],"countries":["HR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":null,"max":26971,"currency":"EUR","period":"year","gross":true,"usd_annual":31290},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"JavaScript","optional":false},{"name":"Node JS","optional":false},{"name":"TypeScript","optional":false},{"name":"Apache Kafka","optional":true},{"name":"Docker","optional":true},{"name":"GitLab CI","optional":true},{"name":"Kubernetes","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Redis","optional":true},{"name":"WebSockets","optional":true}],"status":"live","first_seen_at":"2026-07-08T10:41:52Z","employer_posted_date":"2026-07-08","last_verified_at":"2026-11-05T17:15:23Z","board_verified":true,"closed_at":null,"days_open":120,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":119},"description":"About the job\n Junior Software Engineer (Node.js Zagreb | HybridF24 is Europe's leading crisis management SaaS platform, trusted by governments, airlines, banks, and Fortune 500s in over 100 countries. When a major incident unfolds, our software is the system people rely on. Our Zagreb Tech Centre is already up and running, and we're continuing to grow our engineering teams as we invest in the future of our platform.\nWhy F24?\nYou'll be working on technology that genuinely matters.\nThe Services team is responsible for a range of shared services used across every F24 product. These services support core capabilities such as event logging, billing, data storage, single sign-on, user management and asset services, helping power the products our customers rely on every day.\nYou'll work alongside experienced engineers, DevOps specialists and AI engineers, gaining exposure to modern backend technologies, cloud-native development, microservices and AI-powered solutions while continuing to develop your software engineering skills.\nYou\nThis is an opportunity to:Build shared services used by 5,500+ organisations worldwide\nLearn how large-scale SaaS platforms are designed, built and maintained\nGain hands-on experience working with event-driven systems, APIs and microservices\nJoin a growing engineering hub with significant investment and long-term growth plans\nCollaborate with experienced engineers, AI specialists, DevOps and Architecture teams across Europe\nHelp develop secure and scalable services that support the entire F24 product portfolio\nGrow your engineering skills through mentoring, code reviews and real-world project delivery\nWhat You'll Bring:\nCommercial experience with Node.js and JavaScript/TypeScript through employment\nAn understanding of software engineering fundamentals and RESTful APIs\nA desire to learn modern backend technologies, distributed systems and cloud-native development\nInterest in building scalable, reliable software solutions\nStrong problem-solving skills and a willingness to ask questions and learn\nA collaborative mindset and enthusiasm for working as part of a cross-functional team\nTech Stack:\nNode.js | TypeScript | Nest/Next | RabbitMQ | Kafka | Redis | Docker | Kubernetes | WebSockets | OAuth2 | GitLab CI\nAbout F24\nF24 is Europe's leading provider of crisis management and emergency notification software. Trusted by more than 5,500 organisations globally, we're helping businesses protect their people, operations, and reputation when it matters most.\nIf you're looking for a role where you can make a genuine impact while helping shape a growing engineering organisation, we'd love to hear from you.\nSalary is paying up to €26,971 (Gross) annually.","description_format":"text","description_chars":2710,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Croatia","iso":"HR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Incident Response","Team Communication & Collaboration"],"lifecycle":[{"event":"open","at":"2026-09-14T00:56:28Z"}],"visa":[],"liveness":{"score":25,"band":"fade","label":"Fading","p_open":0.4,"p_active":0.852,"p_room":0.72,"age_days":119,"expected_fill_days":234,"reasons":["seen:119","win:mid","crowd:junior"],"computed_at":"2026-11-05T05:54:30Z"},"pay":{"stated_usd_annual":31290,"is_top_pay":false},"html_url":"https://alion.io/job/f24-junior-software-engineer-node-js","json_url":"https://alion.io/job/f24-junior-software-engineer-node-js.json","meta":{"generated_at":"2026-11-05T18:03:49Z","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":23656,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"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":695974},"rest":"https://alion.io/mcp/rest/get_company?id=695974"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ff24-junior-software-engineer-node-js"},{"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%2Ff24-junior-software-engineer-node-js"},{"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%2Ff24-junior-software-engineer-node-js"},{"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/f24-junior-software-engineer-node-js\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ff24-junior-software-engineer-node-js"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":881213}},{"tool":"search_jobs","arguments":{"company":"f24.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":881213},"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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