{"id":2123037,"url":"https://alion.io/job/montrosesoftware-c-net-developer","title":"C# .Net Developer","company":{"id":941,"name":"Montrosesoftware","domain":"montrosesoftware.com","url":"https://alion.io/company/montrosesoftware","size_band":"11-50","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":{"label":"CET","utc_offset_min":1,"utc_offset_max":1},"hiring_geo_confidence":"explicit","locations":["Kraków, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":{"min":10000,"max":15000,"currency":"PLN","period":"month","gross":null,"usd_annual":46056},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Amazon CloudWatch","optional":false},{"name":"Amazon ECS","optional":false},{"name":"Amazon EventBridge","optional":false},{"name":"Amazon S3","optional":false},{"name":"Amazon SageMaker","optional":false},{"name":"API Gateway","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"CloudFormation","optional":false},{"name":"Docker","optional":false},{"name":"DynamoDB","optional":false},{"name":"FastAPI","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"GitHub Actions","optional":false},{"name":"Linux","optional":false},{"name":"MS SQL","optional":false},{"name":"Pydantic","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-05T13:31:47Z","employer_posted_date":null,"last_verified_at":"2026-10-05T13:31:47Z","board_verified":false,"closed_at":null,"days_open":11,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":11},"description":"Project description: Our team develops and maintains custom software supporting healthcare operations and clinical workflows. The platform includes backend APIs, system integrations, data-processing services, and AI-enabled applications. Our current applications are primarily written in Python using FastAPI, Pydantic, PyTorch, and medical-imaging libraries.\n\nThe platform runs in a containerized AWS environment using services such as Lambda, ECS, SageMaker, API Gateway, S3, SQS, EventBridge, DynamoDB, and CloudWatch. We use Microsoft SQL Server for relational data, Docker for local development and packaging, AWS SAM and CloudFormation for infrastructure as code, and GitHub Actions for CI/CD.\n\nWe are expanding our stack by taking ownership of additional applications written in C# and .NET. The role will focus on maintaining and modernizing these applications, developing new capabilities, and integrating them with our existing Python and AWS platform. Reliability, security, observability, and maintainability are key priorities across all our systems.\n\nIndustry: Healthcare\nLocation: Kraków / Hybrid/ Remote from Poland\n\nYour daily work will include:\nTaking ownership of existing C#/.NET applications and developing new backend services, APIs, and integrations\n\nMaintaining and modernizing applications while ensuring compatibility with existing workflows\n\nIntegrating C# services with our Python, FastAPI, SQL Server, and AWS-based platform\n\nBuilding and supporting containerized, event-driven services using Docker and AWS\n\nInvestigating production issues through debugging, monitoring, and log analysis\n\nWriting automated tests and improving application reliability, security, and performance\n\nParticipating in code reviews, architecture discussions, and continuous technical improvements\n\nCollaborating with team members and stakeholders to translate requirements into maintainable software\n\nUsing GitHub, GitHub Actions, and infrastructure-as-code tools for development and CI/CD\n\nTeam & Collaboration\n4 from Montrose including 2 developers, 1 SRE and a QA + 2 on the client’s side (PM + Architect)\n\nRegular meetings:\ndaily standups\n\nbiweekly sprint planning \n\nweekly refinements\n\nweekly stakeholder meeting with people from the clinic\n\nCommunication via email and Webex chat\n\nWorking hours: usually 9:30–17:30 CET \n\nQualifications:\nStrong knowledge of C# and .NET\n\nExperience developing RESTful APIs and backend services\n\nExperience working in Linux environments\n\nExperience with AWS and cloud-based applications\n\nFamiliarity with Python\n\nExperience with Microsoft SQL Server\n\nKnowledge of Git and collaborative development workflows\n\nFamiliarity with Docker and containerized applications\n\nStrong debugging, testing, and problem-solving skills\n\nNice to have:\nHealthcare or other regulated-industry experience\n\nFamiliarity with medical imaging\n\nPerks, Snacks & Everything Nice :)\nWork Environment & Flexibility\nTop-quality equipment to support your work\n\nFlexible working hours\n\nRemote work option\n\nExciting and challenging projects with international teams\n\nLearning & Development\nEnglish lessons with a native speaker\n\nDedicated training budget for personal and professional growth\n\nHealth & Well-being\nPrivate medical insurance\n\nMultisport card \n\nAir-conditioned workspace\n\nShowers available at the office\n\nFood & Comfort\nLunches from Kraków’s top restaurants delivered to the office or a refund of the budget allocated for it\n\nFully stocked kitchen with drinks, fruit, and snacks\n\nLifestyle & Fun\nNo dress code- dress comfortably\n\nChillout area with bean bags, therapy balls, PlayStation 4, Nintendo Switch 2 + games, stretching area, and pull-up bar\n\nRegular team events\n\nAdditional Perks\nIndoor bicycle parking\n\nTech 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