Senior/Lead Software Engineer

18 hours ago

Bucharest, Bucureşti, Romania Bonapolia Full time

We are looking for an experienced Lead / Senior .NET Engineer (AWS, Identity Management) to join our team of professionals and contribute to the modernization of a large-scale enterprise platform.

About the Client

Our client is a global software provider in the financial, audit, and data management domain, now executing a strategic modernization of its enterprise platform within an AWS-based environment.

The project focuses on stabilizing and re-engineering a legacy Windows system migrated to the cloud, improving performance and identity management, and building a scalable, secure, and high-performance microservices platform using modern .NET and AWS technologies.

Project Tech Stack

AWS Cloud, .NET 10, C#, REST API design, Aurora/PostgreSQL, Redis, EKS, Auth0 (or similar IAM solutions), Microservices Architecture

What You'll Do

● Design and implement cloud-native components using modern .NET and AWS technologies
● Collaborate closely with architects and DevOps engineers to ensure scalable, secure, and high-performing solutions
● Take ownership of key IAM features and integrations, ensuring compliance with OAuth 2.1, OIDC, and Zero Trust standards
● Contribute to architectural decisions, performance optimization, and API design
● Review code, mentor team members, and uphold development best practices
● Engage in Discovery and Implementation activities, ensuring seamless transition and technical consistency

What You Bring

● 6–10 years of experience in .NET (C#, .NET 6–10)
● Strong hands-on experience with AWS, microservices, REST APIs, and containerized environments
● Proficiency with Aurora/PostgreSQL, Redis, and EKS
● Experience with Identity and Access Management (IAM): Auth0, OAuth 2.1/OIDC, Zero Trust, RBAC/ABAC
● Solid understanding of software design principles and performance tuning
● Strong problem-solving and communication skills
● For Lead level: experience leading development teams and driving delivery within distributed environments

Nice to Have

● Knowledge of Angular / TypeScript
● Familiarity with CI/CD pipelines (GitHub Actions, AWS CodeBuild, etc.)
● Bachelor's or Master's degree in Computer Science or related technical field

English Level

Upper-Intermediate / Advanced

 Location:Brazil, Bulgaria, Georgia, Hungary, Lithuania, Poland, Romania, Ukraine, Uzbekistan, Serbia, Moldova, Bosnia, Albania, Portugal, Spain

Ready to Join?
We look forward to receiving your application and welcoming you to our team

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