{"id":147224,"url":"https://alion.io/job/mindbox-senior-full-stack-engineer","title":"Senior Full Stack Engineer","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":"senior","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":56000,"max_usd":94000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":339},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"BPMN","optional":false},{"name":"CI/CD","optional":false},{"name":"Confluence","optional":false},{"name":"Docker","optional":false},{"name":"Java","optional":false},{"name":"Jira","optional":false},{"name":"JUnit","optional":false},{"name":"Kubernetes","optional":false},{"name":"Mockito","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Swagger","optional":false},{"name":"TypeScript","optional":false},{"name":"UML","optional":false},{"name":"Kotlin","optional":true},{"name":"Modularization","optional":true},{"name":"WebSockets","optional":true}],"status":"live","first_seen_at":"2026-08-24T12:27:45Z","employer_posted_date":"2026-08-24","last_verified_at":"2026-10-18T04:12:34Z","board_verified":true,"closed_at":null,"days_open":54,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":54},"description":"At Mindboxwe connect top IT talents with technology projects for leading enterprises across Europe.\nWe are seeking an experienced Technical Lead with a primary focus on Java/Spring backend engineering and the ability to contribute to React + TypeScript UI delivery as needed. This is a hands-on leadership role, requiring strong technical depth, design capability, and proven experience leading teams in building resilient, production-ready solutions.\nYou will work in an Agile environment to design, develop, and deploy high-quality services utilizing modern microservices patterns, API-first principles, and containerized cloud-native architectures. This role offers a blended experience of technical leadership and active coding while mentoring others.\nSounds like your kind of challenge?\nResponsibilities\nFlexible cooperation model \nHybrid work setup - remote days available depending on the client’s arrangements - 1 day a week from the office in Kraków\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\nProvide technical leadership and day-to-day guidance to engineers, ensuring alignment to best practices and delivery consistency\nDesign, build, and support backend services and REST APIs using Java and Spring stack (Boot/Data/REST/Security)\nTake ownership of solution design, producing architecture documentation and diagrams (e.g., UML)\nDeliver end-to-end features, including front-end contributions in React + TypeScript where needed\nImplement microservices and micro-database patterns with strong API contracts\nBuild event-driven integrations aligned with enterprise architecture patterns\nIntegrate workflow engines using BPMN for process orchestration\nEnsure production readiness through robust logging, error handling, resilience design, and observability integration\nDevelop and maintain batch processing capabilities where required\nDrive automated testing at all layers (unit, integration), enforce code scanning standards, and remediate findings proactively\nContainerize and deploy workloads via Docker and Kubernetes, ensuring secure and efficient CI/CD delivery to cloud environments\nActively participate in Agile practices: backlog grooming, sprint planning, and delivery using Jira, Confluence/Wiki\nNote:Detailed project information will be shared during the recruitment process.\nBenefits\n8+ years of enterprise application development with strong Backend Engineering focus\n2+ years in formal technical leadership, including mentoring and technical delivery ownership\nStrong experience with Java and Spring ecosystem (Boot, Data, REST, Security)\nHands-on experience with microservices architecture and micro-database design patterns\nUnderstanding of event-driven systems and integration patterns\nWorking knowledge of ReactJS and TypeScript (able to deliver UI features when needed)\nProficiency in API design and documentation using Swagger/OpenAPI\nPractical automated testing skills: JUnit, Mockito, H2, HTTP testing tools\nHands-on experience with batch processing jobs (Spring Batch or similar)\nStrong expertise in error handling, logging, and observability practices\nPractical experience with containerization and orchestration: Docker, Kubernetes\nExposure to cloud-native services development and deployment\nFamiliarity with static code analysis and security scanning tools\nStrong Agile delivery experience (Scrum, Jira, Confluence)\nDesirable / Nice to Have\nDomain experience in Risk and Compliance, particularly Model Risk Management\nFamiliarity with Spring Integration, Spring Batch extensions\nKnowledge of WebSockets, SSE, or binary protocols\nExperience with Workflow Engines (e.g., BPMN, Flowable, Activiti, Drools)\nExposure to Micro-frontends architecture and modularization best practices\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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