{"id":2113292,"url":"https://alion.io/job/link-group-fullstack-integration-engineer-2","title":"Fullstack / Integration Engineer","company":{"id":3913591,"name":"Link Group","domain":"linkgroup.pl","url":"https://alion.io/company/link-group-2","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","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":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":30000,"max":40000,"currency":"PLN","period":"month","gross":null,"usd_annual":122796},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-09-21T09:54:15Z","employer_posted_date":null,"last_verified_at":"2026-09-21T09:54:15Z","board_verified":false,"closed_at":null,"days_open":28,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":28},"description":"Fullstack / Integration Engineer\nWe are looking for an experienced engineer to support the development and evolution of internal platforms and integrations across key business areas such as HR, recruitment, and corporate operations. This role combines application development, systems integration, and platform improvement initiatives.\nZakres obowiązków\nBuild and maintain integrations between internal systems and external SaaS solutions\nDevelop and enhance internal applications and corporate-facing web platforms\nDesign APIs and data flows connecting various enterprise systems (HR, finance, recruitment)\nImprove existing platforms in terms of performance, scalability, and maintainability\nWork closely with business stakeholders to translate needs into technical solutions\nEnsure system reliability through monitoring, alerting, and operational best practices\nSupport and optimize deployment processes and development workflows\nContribute to architectural decisions and technical standards\nShare knowledge within the team and support less experienced colleagues\nWymagania\n\n5+ years of experience in software development and system integrations\n\nProficiency in at least one backend language - Java or Python\n\nFamiliarity with frontend technologies (JavaScript, HTML, CSS or frameworks)\n\nExperience building and maintaining web applications (internal and/or external)\n\nStrong knowledge of API design and integration with third-party services\n\nSolid SQL skills and experience working with relational databases\n\nExperience with version control (e.g. Git) and CI/CD practices\n\nAbility to troubleshoot production systems and resolve issues effectively\n\nStrong communication skills and ability to work with business stakeholders\n\n🔹 Nice to have\n\nExperience working with HR or recruitment systems and related SaaS platforms\n\nExposure to platform modernization or system transformation initiatives\n\nTech stack\nSystem integration\nJava\nPython\nJavaScript\nHTML\nCSS\nAPI\nSQL\nGit\nCD\nCommunication skills\nSaaS","description_format":"text","description_chars":1996,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-08T22:25:03Z"}],"visa":[],"liveness":{"score":50,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.778,"p_room":0.75,"age_days":28,"expected_fill_days":30,"reasons":["seen:28","velocity","win:late"],"computed_at":"2026-10-20T05:45:00Z"},"pay":{"stated_usd_annual":122796,"is_top_pay":false},"html_url":"https://alion.io/job/link-group-fullstack-integration-engineer-2","json_url":"https://alion.io/job/link-group-fullstack-integration-engineer-2.json","meta":{"generated_at":"2026-10-20T07:55:45Z","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":8370,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"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":3913591},"rest":"https://alion.io/mcp/rest/get_company?id=3913591"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flink-group-fullstack-integration-engineer-2"},{"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%2Flink-group-fullstack-integration-engineer-2"},{"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%2Flink-group-fullstack-integration-engineer-2"},{"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/link-group-fullstack-integration-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flink-group-fullstack-integration-engineer-2"}]}