{"id":3156053,"url":"https://alion.io/job/b2bnetwork-data-platform-developer-analyst-fmx","title":"Data Platform Developer-Analyst (f/m/x)","company":{"id":2683446,"name":"B2Bnetwork","domain":"b2bnetwork.ai","url":"https://alion.io/company/b2bnetwork-2","size_band":null,"is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":44,"computed_at":"2026-10-25T05:49:26Z"}},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":"contractor","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Wrocław, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":51000,"max_usd":92000,"period":"year","method":"role_country_seniority_unknown","sample_n":367},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Apache Iceberg","optional":false},{"name":"Apache Kafka","optional":false},{"name":"Confluence","optional":false},{"name":"Grafana","optional":false},{"name":"GraphQL","optional":false},{"name":"Java","optional":false},{"name":"Jira","optional":false},{"name":"Kanban","optional":false},{"name":"OpenTelemetry","optional":false},{"name":"Prometheus","optional":false},{"name":"Python","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"CI/CD","optional":true},{"name":"Dynatrace","optional":true},{"name":"GraalVM","optional":true}],"status":"live","first_seen_at":"2026-10-23T12:41:01Z","employer_posted_date":null,"last_verified_at":"2026-10-23T12:41:01Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Poszukujemy osoby na stanowisko Data Platform Developer-Analyst, która połączy kompetencje developerskie z analizą wymagań biznesowych. Rola obejmuje rozwój nowoczesnej platformy event-driven, pracę z Apache Kafka oraz projektowanie i integrację przepływów danych. Istotnym elementem stanowiska jest współpraca z interesariuszami i zespołami IT oraz przekładanie potrzeb biznesowych na rozwiązania techniczne.\nZakres obowiązków\nAnaliza wymagań biznesowych i przekładanie ich na specyfikacje techniczne.\n\nWspółpraca z analitykami, interesariuszami oraz zespołami IT.\n\nTworzenie dokumentacji funkcjonalnej i technicznej.\n\nMapowanie danych pomiędzy systemami.\n\nProjektowanie topików Kafka, schematów danych oraz struktur MongoDB, GraphQL i Apache Iceberg.\n\nRozwój mikroserwisów w Spring Boot oraz rozwiązań wykorzystujących Kafka Streams i kSQL.\n\nImplementacja producerów, consumerów oraz mechanizmów stream processing.\n\nKonfiguracja i rozwój konektorów Kafka Connect.\n\nImplementacja serwisów GraphQL udostępniających dane z MongoDB.\n\nMonitoring, diagnostyka i optymalizacja działania rozwijanych rozwiązań.\n\nDokumentowanie rozwiązań oraz współpraca z zespołem pracującym w środowisku Agile.\n\nWymagania\nMinimum 3 lata praktycznego doświadczenia w pracy ze środowiskami produkcyjnymi.\n\nDoświadczenie w analizie wymagań biznesowych, współpracy z interesariuszami oraz przekładaniu potrzeb biznesowych na rozwiązania IT.\n\nBardzo dobra, praktyczna znajomość Apache Kafka, w tym brokerów, topików, partycjonowania, schematów i replikacji.\n\nBiegła znajomość Kafka Streams oraz kSQL.\n\nDoświadczenie z Kafka Connect, obejmujące konfigurację i rozwój konektorów.\n\nBardzo dobra znajomość Java oraz Spring, w szczególności Spring Boot, Cloud, Security i Data.\n\nPraktyczne doświadczenie z MongoDB, w tym projektowanie schematów, indeksowanie i optymalizacja zapytań.\n\nZnajomość GraphQL oraz doświadczenie w implementacji serwisów, schematów i resolverów.\n\nPodstawowa znajomość Apache Iceberg.\n\nZnajomość Java i Python.\n\nDoświadczenie z narzędziami Prometheus, Grafana i OpenTelemetry.\n\nZnajomość mechanizmów TLS, SASL, ACL oraz szyfrowania danych.\n\nDoświadczenie w pracy w Scrum/Kanban oraz znajomość Jira i Confluence.\n\nMile widziane\nQuarkus / GraalVM.\n\nAvro / Protobuf / JSON Schema.\n\nDoświadczenie w tworzeniu własnych SMT i konwerterów.\n\nELK / Vector / Dynatrace.\n\nDoświadczenie w obszarze DevOps / CI/CD.\n\nDoświadczenie zarówno w środowiskach cloud, jak i on-premise.\n\nTech stack\nApache Kafka\nKafka Streams\nkSQL\nKafka Connect\nJava\nSpring Boot\nGraphQL","description_format":"text","description_chars":2540,"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":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Outsourcing & Dedicated Teams","Software Testing & QA","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-10-23T14:25:45Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring 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