Senior .NET Lead Architect for AI Biotech Platform

Eleks; United States; Remote; USD 90,000 - 130,000; Full time

Job summary

ELEKS Software Engineering and Development Office is seeking a Senior/Lead .NET Developer to join a cross-border team in Ukraine, Poland, or Croatia. You’ll lead technical design and drive architectural decisions while mentoring engineers and coordinating delivery of a biotechnology workflow platform.

The role requires strong .NET/C#, distributed systems experience, TDD, CI/CD, and excellent English. You will collaborate with customer architects and stakeholders to refine scopes and implement

Qualifications

• 5+ years of experience with .NET / C#
• Strong understanding of software architecture principles
• Experience designing distributed systems and microservice architectures
• Strong knowledge of design patterns and modern development practices
• Experience with event-driven and asynchronous programming
• Experience with TDD and automated testing approaches
• Experience with CI/CD pipelines
• Strong understanding of Clean Code principles, SOLID, and Dependency Injection
• Upper-Intermediate or Advanced level of English

Responsibilities

• Lead technical design, architecture, and implementation of the system
• Drive the technical vision of the solution and define implementation approaches for new capabilities
• Lead, mentor, and coordinate the development team
• Take ownership of technical decisions and help define implementation strategy
• Drive planning sessions and ensure delivery milestones are met
• Collaborate with Business Analysts to translate business requirements into implementable solutions
• Create technical specifications, architecture documentation, and implementation plans
• Conduct architecture reviews, code reviews, and promote engineering best practices
• Collaborate with stakeholders and engineering teams to identify and mitigate technical risks and dependencies
• Support feature discovery and work effectively when requirements are still evolving

Skills

NET/C#

Software architecture

Distributed systems

Design patterns

Event-driven programming

TDD & testing

CI/CD

Clean Code / SOLID / DI

English proficiency

Leadership (lead role)

Architectural decisions

Stakeholder management

Customer collaboration

Mentoring engineers

Scope refinement

AI SDLC / AI native

Functional programming

Akka.NET / Actor Model

Reactive programming

Fluent DSL testing

OPC-UA

Live Unit Testing

JS frameworks (Angular/React/Vue)

Job description

ELEKS Software Engineering and Development Office is seeking a Senior/Lead .NET Developer to join a cross-border team in Ukraine, Poland, or Croatia. You’ll lead technical design and drive architectural decisions while mentoring engineers and coordinating delivery of a biotechnology workflow platform.

The role requires strong .NET/C#, distributed systems experience, TDD, CI/CD, and excellent English. You will collaborate with customer architects and stakeholders to refine scopes and implement