{"id":2128334,"url":"https://alion.io/job/itfs-mid-developer-javagosu","title":"Mid Developer Java/Gosu","company":{"id":4159823,"name":"ITFS","domain":"itfs.com","url":"https://alion.io/company/itfs-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":null,"employment_type":"contractor","work_mode":"on_site","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":100,"max":120,"currency":"PLN","period":"hour","gross":null,"usd_annual":62000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"SOAP","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-09-30T10:56:23Z","employer_posted_date":null,"last_verified_at":"2026-09-30T10:56:23Z","board_verified":false,"closed_at":null,"days_open":16,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":16},"description":"Miejsce pracy: 100% zdalnie\n\nStart: ASAP (preferowany max. 30-dniowy okres wypowiedzenia)\n\nForma współpracy: B2B z ITFS\n\nStawka: do 120 PLN netto + VAT/h - w zależności od doświadczenia\n\nProces rekrutacyjny: rozmowa telefoniczna z ITFS (ok. 20 min.) → rozmowa techniczna → rozmowa projektowa → decyzja\n\nZakres obowiązków\nTworzenie, utrzymanie i refaktoryzacja aplikacji biznesowych w Java oraz Gosu.\nProjektowanie i wdrażanie interfejsów REST, SOAP oraz obsługa danych w formacie XML.\nTworzenie i optymalizacja zapytań SQL / PL/SQL w relacyjnych bazach danych.\nWdrażanie logiki biznesowej zgodnie z zasadami Clean Code, Design Patterns i OOP; udział w Code Review oraz tworzenie dokumentacji technicznej.\nPrzekładanie wymagań biznesowych na rozwiązania techniczne, debugowanie i optymalizacja wydajności.\nPraca w zespole Agile/Scrum (z architektami, analitykami i testerami) przy projektach dla branży ubezpieczeniowej.\nWymagania\nWymagania: \n\nMin. 3 lat doświadczenia komercyjnego w tworzeniu oprogramowania w języku Java\nMin. 2 lata doświadczenie w programowaniu w Gosu,\nDoświadczenie w tworzeniu, rozwijaniu i utrzymywaniu aplikacji w środowisku JVM,\nPraktyczna znajomość OOP, Clean Code oraz Design Patterns,\nDoświadczenie w projektowaniu i implementacji API oraz integracji z wykorzystaniem REST, SOAP i XML,\nPraktyczna znajomość SQL / PL/SQL oraz doświadczenie w pracy z relacyjnymi bazami danych,\nZnajomość Spring i Hibernate,\nDoświadczenie w pracy z aplikacjami klasy Enterprise oraz serwerami aplikacyjnymi,\nDoświadczenie w pracy zespołowej w środowisku Agile / Scrum,\nJęzyk angielski na poziomie min. 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