{"id":2123041,"url":"https://alion.io/job/kubo-software-engineer-fullstack-netreact-maritime-development-team","title":"Software Engineer (FullStack .NET/React) Maritime development team","company":{"id":4079540,"name":"Kubo","domain":"kubo.io","url":"https://alion.io/company/kubo-io","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"contractor","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Gdynia, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":90000,"period":"year","method":"role_country_seniority_unknown","sample_n":863},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Azure","optional":false},{"name":"Machine Learning","optional":false},{"name":"Agile","optional":true},{"name":"C#","optional":true},{"name":"GraphQL","optional":true},{"name":"MS SQL","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-05T09:00:15Z","employer_posted_date":null,"last_verified_at":"2026-10-05T09:00:15Z","board_verified":false,"closed_at":null,"days_open":6,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":6},"description":"Join a global team focused on development in the maritime industry, which is working on building a web platform based on microservices, Azure cloud, and on-premise solutions. As the maritime industry faces the need to reduce CO2 emissions, the platform leverages machine learning and artificial intelligence to provide data and reports on fleet CO2 emissions, supporting end users in verifying this data and making informed decisions aimed at reducing greenhouse gas emissions.\nAs a consultant, you’ll work hybrid in Gdynia with a passionate, international team. Collaboration with team members is essential, involving regular discussions to brainstorm ideas and tackle complex problems. Testing and deploying solutions is a routine part of the job, with a focus on optimizing performance and reliability. You will also work on building scalable, fault-tolerant systems on Azure infrastructure, ensuring they are user-friendly and manageable.\nKey responsibilities\nDesign, develop, test, and deploy solutions using various tools and technologies\n\nCreate solutions that facilitate the usage and building of artificial intelligence workflows, optimizing them for cost and latency\n\nBuild solutions on top of Azure infrastructure that are user-friendly, scalable, fault-tolerant, and easy to manage\n\nIdeal candidate profile\nBachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience). \n\n5+ years of professional experience in designing, developing, and delivering robust, scalable, and maintainable software solutions using the Microsoft technology stack, including: .NET (C#), React, TypeScript, WebComponents, WebAPI GraphQL, NServiceBus, MS SQL. \n\nStrong understanding of microservice architecture, APIs, and modern system design principles. \n\nExperience in the full lifecycle of the application. \n\nExperience with agile development practices. \n\nFluent in English with strong communication skills to collaborate effectively across teams and stakeholders.\n\nConditions\nWork model: hybrid in Gdynia (2/3 days per week)\n\nSalary: 130 - 150 PLN net/h\n\nEmployment type: B2B\n\nBenefits: medical care, life insurance, trainings, Multisport card\n\nRecruitment steps\nPhone call with Recruiter\n\nInterview with the client (may require 2 rounds)\n\nFeedback and decision\n\nW KUBO naprawdę zależy nam na ludziach. Zapraszamy osoby w różnym wieku, o różnych tożsamościach \ni sposobach funkcjonowania oraz niezależnie od sytuacji zdrowotnej i rodzinnej. Autentyczność jest dla nas wartością, a naszym celem jest uczciwy i otwarty proces dla wszystkich.\nAt KUBO, we genuinely care about people. We welcome candidates of all ages, backgrounds, identities, family constellations, health situations, and ways of thinking and interacting with the world. You’re welcome to be yourself — we value authenticity, and we’re committed to creating a fair and inclusive process for everyone.\nTech stack\n.Net\n.NET C#\nAzure\nMicroservices\nReact\nEnglish","description_format":"text","description_chars":2981,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Life insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-08T23:50:21Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.863,"p_room":1,"age_days":4,"expected_fill_days":21,"reasons":["seen:4","velocity","win:early"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/kubo-software-engineer-fullstack-netreact-maritime-development-team","json_url":"https://alion.io/job/kubo-software-engineer-fullstack-netreact-maritime-development-team.json","meta":{"generated_at":"2026-10-11T21:54:39Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":12977,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4079540},"rest":"https://alion.io/mcp/rest/get_company?id=4079540"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fkubo-software-engineer-fullstack-netreact-maritime-development-team"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fkubo-software-engineer-fullstack-netreact-maritime-development-team"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fkubo-software-engineer-fullstack-netreact-maritime-development-team"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/kubo-software-engineer-fullstack-netreact-maritime-development-team\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fkubo-software-engineer-fullstack-netreact-maritime-development-team"}]}