• 🧠 Tech Level: Middle+

• 🗣 Language Proficiency: Upper-Intermediate

• 👥 FTE: 2

• 🧾 Employment type: Full time - 7 hours/day - 150 hours/month

• 🌍 Candidate Location: Poland, Belarus

• 🕐 Working Time Zone: CET

• 🚀 Start: asap

• 🧭 Planned Work Duration: 12 months

 👥 Customer Description:

Our client is a US-based financial services company specializing in asset management. 

The company is running a large-scale modernization program aimed at upgrading internal systems that were originally built over 10 years ago.

 🧩 Project Description:

The project focuses on migrating legacy monolithic applications to a modern microservices-based architecture.

The team is working on building secure, scalable, and cloud-ready services, with a strong focus on authentication, authorization, and API management. The developer will collaborate with engineering, security, and architecture teams to support the implementation of secure and reliable solutions.

⚙️ Project Phase: Active development

🤝 Soft Skills:

• Strong problem-solving and analytical thinking

• Effective communication skills and ability to work in distributed teams

• Willingness to learn and grow in security and microservices domains

• Ownership mindset and ability to work independently with moderate supervision

• High attention to quality and detail

💡 Hard Skills / Must Have:

• 3+ years of commercial experience with Java

• Hands-on experience with Spring Boot and Spring Security

• Good understanding of OAuth2 and OpenID Connect concepts

• Experience working with REST APIs and microservices architecture

• Basic to intermediate experience with API Gateway solutions

• Understanding of authentication mechanisms, tokens, certificates, and encryption basics

• Familiarity with CI/CD processes and cloud environments

• Experience in debugging and performance optimization

📌 Responsibilities and Tasks:

• Develop and maintain Java-based microservices using Spring Boot

• Implement authentication and authorization mechanisms, including OAuth2, JWT, and SSO integrations

• Support configuration and maintenance of API Gateway solutions (routing, throttling, authentication policies)

• Follow secure coding standards and contribute to compliance with security requirements

• Troubleshoot and resolve production issues, support debugging and performance improvements

• Participate in API design, development, and maintenance activities

• Collaborate with cross-functional teams including security, DevOps, and architecture


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