{"id":3688750,"url":"https://alion.io/job/insiders-traineejunior-net-developer","title":"Trainee/Junior .NET Developer","company":{"id":4486094,"name":"Insiders","domain":"insiders.software","url":"https://alion.io/company/insiders-3","size_band":"51-200","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":"intern","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Lviv, Ukraine"],"countries":["UA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ASP.NET Core","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"Git","optional":false},{"name":"SQL","optional":false},{"name":"Angular","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"Cassandra","optional":true},{"name":"GCP","optional":true},{"name":"JavaScript","optional":true},{"name":"React.js","optional":true},{"name":"TypeScript","optional":true},{"name":"xUnit","optional":true}],"status":"live","first_seen_at":"2026-11-03T15:37:33Z","employer_posted_date":null,"last_verified_at":"2026-11-03T15:37:33Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Insiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges.\n\nWe are located in Lviv and currently work in an office format. For candidates from other cities, we offer relocation (an apartment located near the office, this option is free).\n\nRequirements: Essential:\n\nProficiency in .NET Core/Framework, ASP.NET, and ASP.NET Core for web application development.\n\nStrong knowledge and experience with C# programming language.\n\nFamiliarity with Entity Framework (EF), EF Core, or any other ORM tool.\n\nUnderstanding and adherence to software development principles such as DRY, KISS, and YAGNI.\n\nSolid grasp of Object-Oriented Programming concepts.\n\nUnderstanding and application of SOLID principles in software design.\n\nStrong knowledge and usages of Design (Projecting) patterns.\n\nProficiency in SQL for database operations.\n\nFamiliarity with architectural patterns such as MVP, N-layer Architecture, Hexagonal Architecture, etc.\n\nExperience with version control systems like Git.\n\nUnderstanding of Continuous Integration (CI) and Continuous Deployment (CD) principles.\n\nFamiliarity with basic DevOps practices such as automated testing, containerization, and deployment pipelines.\n\nBasic knowledge of Docker for containerization.\n\nDesirable (Will be a Plus):\n\nKnowledge or experience with NoSQL databases such as MongoDB or Cassandra.\n\nFamiliarity with front-end technologies like HTML, CSS, JavaScript, and frameworks like React or Angular.\n\nExperience with cloud platforms such as AWS, Azure, or Google Cloud Platform.\n\nExperience with automated testing frameworks such as NUnit or xUnit.\n\nAdditional Requirements:\n\nExcellent problem-solving skills and ability to work effectively within a team.\n\nStrong communication skills to collaborate with colleagues and stakeholders.\n\nEagerness to learn new technologies and frameworks.\n\nAbility to adapt to changing project requirements and priorities.\n\nAttention to detail and commitment to writing clean, maintainable code.\nWhat we offer:\n\n- free study in our Corporate English Academy\n\n- growth and development opportunities 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