{"id":1425078,"url":"https://alion.io/job/kubo-international-fullstack-software-engineer","title":"Fullstack Software Engineer","company":{"id":2051,"name":"Kubo International","domain":"kubo.international","url":"https://alion.io/company/kubo-poland-sp-z-o-o","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"B","score":80,"open_postings":7,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":13,"computed_at":"2026-10-14T06:34:16Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","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":25000,"max_usd":61000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":37},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Cypress","optional":false},{"name":"Django","optional":false},{"name":"Docker","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"Git","optional":false},{"name":"Helm","optional":false},{"name":"JavaScript","optional":false},{"name":"Jest","optional":false},{"name":"Kubernetes","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Pytest","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-09-28T12:54:00Z","employer_posted_date":"2026-09-28","last_verified_at":"2026-10-14T10:27:25Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"Join an international engineering team developing software for the aviation industry. The team works on advanced systems and electronic solutions supporting aircraft, including navigation, flight controls, and information systems.\nAs a Fullstack Software Engineer, you’ll work in a hybrid model in Gdańsk, collaborating with experienced engineers, product owners, UX designers, backend developers, and QA engineers. You’ll build backend services using Python and modern web frameworks, as well as frontend applications with JavaScript/TypeScript and React. You’ll be involved throughout the development process - from implementation and testing to delivery - and contribute to code reviews, technical discussions, and improving development practices.\nResponsibilities\nBachelor’s degree in Computer Science, Engineering, Mathematics, Data Science or a related technical field\nMinimum 2 years of professional experience in software development\nStrong experience with Python and JavaScript/TypeScript\nExperience with React or another modern frontend framework\nExperience with a Python web framework such as FastAPI, Django, or Flask\nGood knowledge of HTML5 and CSS3\nExperience developing RESTful APIs\nExperience with relational or non-relational databases, such as PostgreSQL, Oracle, or MongoDB\nExperience with unit and integration testing, using tools such as pytest, Jest, Testing Library, or Cypress\nExperience with Git and code review workflows\nExperience with Docker and containerized development environments\nKnowledge of CI/CD and test automation\nExperience with Kubernetes or Helm is a plus\nUnderstanding of web application security practices, including XSS mitigation, CSP, and secure cookie handling\nExperience participating in technical design discussions or mentoring other engineers is a plus\nExperience working in international and multicultural teams\nFluent English with strong communication skills\nRequirements\nDesign, develop, test, and maintain backend services using Python and modern web frameworks\nDevelop responsive, accessible, and performant frontend applications using JavaScript/TypeScript and React\nOwn features end-to-end, from design and implementation through testing and delivery\nBuild and integrate RESTful APIs\nWrite and maintain unit and integration tests across frontend and backend\nParticipate in code reviews and share best practices with other engineers\nCollaborate with product owners, UX designers, backend developers, and QA\nWork with Git, CI/CD pipelines, and standard branching and merge request workflows\nWork in Docker-based development environments and collaborate with DevOps/OS teams\nContribute to sprint planning, estimation, technical discussions, and continuous improvement\nBenefits\nWork model: hybrid in Gdańsk (2xweek)\nEmployment type: UoP\nSalary: to be discussed depending on experience\nBenefits: medical care, life insurance, trainings, Multisport card","description_format":"text","description_chars":2905,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Life 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