Senior .NET Developer (USA Timezone)
At EER Poland · Portugal; Remote, Portugal
- Engineering
- Senior
Where you can work from
Open to Ukraine
“Portugal”
From the location.
“Remote, Portugal”
From the job board field.
“Location: U.S, Ukraine”
From the job description.
Working hours
US hours
“Must work within a US timezone; West Coast preferred, East Coast is acceptable.”
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- Posted
- 26 September 2025
- First seen by us
- 12 October 2026
- Last checked
- 18 hours ago
Job description
From EER Poland’s job post, as they wrote it.
Location: U.S, Ukraine
Must work within a US timezone; West Coast preferred, East Coast is acceptable.
We are looking for a skilled Senior .NET Developer to join growing biotech team. The ideal candidate will bring at least 4 years of hands-on .NET development experience, a solid understanding of system design, and a collaborative approach suited for a small, dynamic team.
In this role, you will contribute to designing, building, and maintaining biotech platform, which includes modules for storage, billing, and patient management. You will also have the chance to interact directly with customers to gather requirements and ensure our solutions meet their needs. Experience with React is a plus but not required.
Read the full description
About the Project
Join a rapidly expanding biotech company moving from startup to an established business. Our mission is to revolutionize biotech through innovative solutions for cryostorage, billing, and patient management. The team is small, passionate, and focused on delivering reliable, impactful systems.
Key Responsibilities
Develop, maintain, and enhance applications using the .NET framework.
Collaborate closely with a small team of developers, QA, and project management.
Work directly with customers to understand requirements and refine solutions.
Integrate third-party tools such as DocuSign and payment systems (Stripe, Square).
Deploy and manage applications on Microsoft Azure.
Optimize and troubleshoot systems for performance and reliability.
Ensure code quality, maintainability, and scalability.
Communicate effectively within a US timezone.
Requirements
4+ years of professional .NET experience (C#, ASP.NET, .NET Core).
Experience with Microsoft Azure deployment and management.
Familiarity with DocuSign and payment integrations (Stripe, Square).
Strong backend development skills focused on performance and scalability.
Experience with RESTful APIs, database design (SQL Server, PostgreSQL, or similar).
Knowledge of software development lifecycle and Agile practices.
Ability to work remotely independently while collaborating effectively with the team.
Excellent communication skills.
Preferred
React or similar frontend experience.
Familiarity with biotech systems (storage, billing, patient management).
Startup or small team experience.
Why Join?
Work on innovative biotech projects with real impact.
Be part of a collaborative, passionate team.
Influence the development of products and systems.
Flexible, fully remote work environment.
Nice to have:
Healthtech experience
Ukrainian language skills
Flexible schedule, ideally West Coast
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