Lead .NET Engineer

Lead .NET Engineer

Remote

140–160 PLN/h B2B

Full-time (FTE)

*Project starts with a 2–3 week onboarding and training period in the US, followed by fully remote work.

About the role

We are looking for an experienced Lead .NET Engineer to take ownership of a squad responsible for core platform services, APIs, and payment integrations.

In this role, you will combine hands-on software engineering with technical leadership. You will define technical direction, partner with Product on roadmap delivery, mentor engineers, and help drive the adoption of AI-assisted development practices across the software delivery lifecycle.

Responsibilities

• Own squad-level architecture and technical decision-making.

• Lead the design, development, and operation of backend services and APIs.

• Ensure high standards of code quality, performance, security, and reliability.

• Drive incident management and operational excellence.

• Collaborate closely with Product Managers and stakeholders to deliver roadmap priorities.

• Mentor engineers through coaching, technical guidance, and regular feedback.

• Participate in hiring and team growth activities.

• Promote and implement AI-assisted development tools and best practices.

• Contribute to continuous improvement of engineering processes, CI/CD, and platform capabilities.

Must-have requirements

• 6–10+ years of experience building and operating production software systems.

• Proven experience in a Technical Lead, Lead Engineer, or similar leadership role.

• Strong backend development experience with C#/.NET.

• Working knowledge of frontend technologies such as React or Vue.

• Experience designing and operating distributed systems and microservice architectures.

• Strong SQL and database design skills.

• Experience working within payments, financial services, or other regulated environments.

• Hands-on experience with AWS services, including:

  • SQS

  • DynamoDB

  • S3

  • ECS

  • Lambda

• Experience owning and improving CI/CD pipelines.

• Strong communication and stakeholder management skills.

Nice to have

• Experience building large-scale payment platforms or fintech products.

• Previous people-management responsibilities.

• Experience with platform modernization and cloud transformation initiatives.

• Experience implementing AI-powered engineering tools and workflows.

Tech Stack

• C#

• .NET

• AWS

• ECS

• Lambda

• SQS

• DynamoDB

• S3

• SQL

• Microservices

• REST APIs

• CI/CD

• React / Vue

• AI-assisted Development

What we offer

• Long-term engagement in a strategic product initiative.

• High-impact technical leadership role.

• Opportunity to shape engineering standards and architecture.

• Exposure to modern AI-assisted development practices.

• International environment and collaboration with US-based teams.

• Fully remote work after onboarding period in the US.