{"id":147251,"url":"https://alion.io/job/mindbox-backend-developer","title":"Backend Developer","company":{"id":53456,"name":"Mindbox","domain":"mindboxgroup.com","url":"https://alion.io/company/mindbox","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"A","score":87,"open_postings":71,"ghost_share":0,"stale_share":0.493,"repost_share":0.028,"time_to_fill_p50_days":53,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":47000,"max_usd":91000,"period":"year","method":"role_country_seniority_unknown","sample_n":924},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"API Gateway","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GitHub","optional":false},{"name":"Groovy","optional":false},{"name":"Java","optional":false},{"name":"Jenkins","optional":false},{"name":"Kong","optional":false},{"name":"Kubernetes","optional":false},{"name":"Maven","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-08-21T11:58:45Z","employer_posted_date":"2026-08-21","last_verified_at":"2026-10-18T07:30:57Z","board_verified":true,"closed_at":null,"days_open":57,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":57},"description":"At Mindboxwe connect top IT talents with technology projects for leading enterprises across Europe.\nWe are seeking a Senior Java Developer to join our Messaging Delivery Platform team, responsible for delivering critical capabilities that enable communication with customers through multiple outbound channels. The platform is in the process of modernization and standardization, bringing opportunities to work on distributed systems using modern technology stacks in an Agile product team environment.\nThis role ensures delivery of high-quality, efficient, and secure solutions aligned with enterprise requirements, technical best practices, and industry standards.\nSounds like your kind of challenge?\nResponsibilities\nFlexible cooperation model \nHybrid work setup - 2 days per week from the office\nCollaborative team culture - work alongside experienced professionals eager to share knowledge \nContinuous development - access to training platforms and growth opportunities \nComprehensive benefits - including Interpolska Health Care, Multisport card, Warta Insurance, and more \nHigh quality equipment - laptop and essential software provided \nRequirements\nDesign, build, and maintain scalable, high-quality applications and distributed systems based on agreed requirements.\nWork within an agile product team to implement solutions using modern technologies and continuously evolve to adopt new paradigms.\nEnsure high code quality, adhering to best practices, industry standards, and internal definitions of done.\nConduct unit testing and contribute to establishing appropriate automated test coverage (TDD principles).\nCollaborate closely with team members and stakeholders, maintaining clear and proactive communication.\nDefine and govern technical quality standards, contributing to consistent platform modernization.\nProvide innovative technical solutions for complex business challenges while ensuring compliance and security standards.\nPromote engineering excellence through coaching and mentoring.\nNote:Detailed project information will be shared during the recruitment process.\nBenefits\n Extensive hands-on experience with Java (8/11+) and Spring Boot, delivering enterprise-grade applications.\nProficiency in Kubernetes for container orchestration and deployment.\nStrong practical experience with Cloud technologies (AWS preferred).\nKnowledge and implementation experience of CI/CD pipelines using tools such as GitHub, Jenkins (shared libraries), Maven, Groovy, and Agile practices.\nIn-depth understanding of API design standards and best practices:Swagger and OpenAPI 3.0, REST, JSON, Microservices.\n\nExperience with authentication/authorization frameworks (OAuth 2), and API gateways (e.g., Kong API Gateway).\nFamiliarity with Agile testing discipline including TDD, as well as solid experience in Agile/Scrum environments.\nAbility to translate business requirements into technical solutions, providing innovative and scalable designs.\nCommitment to continuous learning and staying informed on current tools and technologies.\nNice to have:\nExperience driving platform modernization initiatives.\nExposure to observability solutions and performance optimization.\nJoining this project you’llbecome part of Mindbox - a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. 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