Khawaja Bilal Uddin

Senior Software Developer (.NET Core, React, Node.js) | Microservices | REST APIs | Cloud & Scalable Web Apps | Based in Germany | Actively Seeking New Roles

Frankfurt, Hesse, Germany

About

Senior Software Developer | .NET Core | React JS | Node JS | JavaScript As a highly experienced Senior Software Developer currently based in Germany and actively exploring new opportunities, I specialize in architecting and developing robust applications from the ground up using .NET Core/Framework, React JS, Node JS, and JavaScript. With a Master’s and Bachelor’s degree in Computer Science, I have a strong technical foundation and a deep understanding of software development principles and best practices. Key Expertise & Achievements: ✔ Leadership & Mentorship: Lead and mentor a team of developers and QA professionals, fostering a culture of innovation and excellence. ✔ Application Modernization: Successfully migrated .NET Framework applications to .NET Core with a microservices architecture. ✔ Agile Development: Thrive in dynamic, fast-paced environments, leveraging Agile methodologies for efficient project execution. ✔ Code Quality & Best Practices: Maintain high coding standards through rigorous code reviews and best practices. ✔ Cross-Team Collaboration: Effectively coordinate with offshore teams to ensure timely project completion. ✔ Continuous Learning: Stay up-to-date with the latest technologies and industry trends to drive innovation. I am passionate about solving complex challenges and delivering high-quality, scalable software solutions. I also prioritize building an inclusive and collaborative work environment that empowers teams to excel. Let’s connect on LinkedIn—I’d love to discuss potential collaborations and opportunities!

Experience

  • Software Engineer at Calvergy
    Oct 2025 - Present · 9 mos

  • Relocation at Career Break
    Feb 2025 - Oct 2025 · 9 mos

  • BariTechSol (5 yrs 10 mos)
    • Senior Software Developer
      Jan 2023 - Jan 2025 · 2 yrs 1 mo

      In my role as a Senior Software Developer at BariTechSol, I led the design and development of scalable applications, ensuring high-quality project delivery. Collaborating with offshore teams and clients, I gathered requirements and developed specification documents to optimize internal processes, which improved developer-QA collaboration and accelerated development speed by 20%. I also built key application modules, performed code reviews, and implemented best practices to enhance performance, maintainability, and overall code quality.

    • Software Developer
      Jan 2021 - Dec 2022 · 2 yrs

      In my role as Software Developer at Bari Tech Sol. I created scalable .NET and ReactJS applications that noticeably reduced page load times and improved maintainability. Migrated multiple legacy ASP.NET web applications to modern single-page applications (SPAs), and transitioned legacy SOAP services from the .NET Framework to RESTful APIs using .NET Core. Additionally, trained and mentored junior developers, providing them with comprehensive product knowledge and ongoing technical guidance.

    • Junior Software Developer
      Apr 2019 - Dec 2020 · 1 yr 9 mos

      In my role as Junior Software Developer at BariTechSol. I optimized the .NET codebase to improve system performance and support future scalability. Enhanced existing SOAP services by integrating new features, resulting in more efficient API operations. Consistently resolved critical bugs within SLA timelines, ensuring high system uptime and a seamless user experience.