Principal/Senior Software Engineer (React.js.) - OP02041

🟢 We’re expanding our team and opening new remote opportunities! Review the role expectations, share your resume in English, and our team will follow up shortly.

We invite a talented and driven Senior Full-Stack Software Engineer with strong .NET and React.js skills to join our experienced, cross-functional Agile team. In this role, you’ll contribute to the modernization of a critical internal platform, transforming a complex legacy system into an efficient, scalable solution that offers improved performance and a better user experience.

🟩 What's in it for you:

• Work with a reputable S&P 500 fintech company
• Modernize a critical platform with multiple dependencies, integrations, and complex logic
• Join an experienced, international team using a modern tech stack (NET 6+, React.js, TypeScript, Next.js, Docker, GCP)

✅ Is that you?

• 6+ years of experience with .NET 6+ and .NET Core development
• 2+ years of experience with JavaScript (React.js, TypeScript)
• Proven experience developing APIs with .NET 6
• Strong knowledge of SQL Server and stored procedures
• Experience writing unit tests and producing testable code
• Solid understanding of OOP principles and related concepts
• Experience building n-tier enterprise applications
• Strong technical judgment in selecting and applying languages, patterns, and libraries
• Good knowledge of Scrum methodology
• Excellent communication and teamwork skills
• Ownership, accountability, and proactive problem-solving
• Upper-Intermediate English level

Desirable:

• Experience building AI/ML-powered frontend features
• Familiarity with video encoding, FFmpeg, or annotation tools
• Experience building internal tools for data/ML teams
• Knowledge of Node.js or distributed systems
• Experience working with Azure, Redis, or containerized environments
  

🧩Key responsibilities and your contribution

In this role, you’ll help rewrite our legacy application to improve its performance and quality and introduce new features using a modern tech stack.

• Develop and maintain high-quality code for new features and improvements
• Participate in the release process to ensure smooth deployments
• Collaborate with the team to refine the technical backlog
• Conduct code reviews and provide constructive feedback
• Work with the team to resolve technical challenges and implementation issues
• Contribute ideas and suggestions to improve the overall application architecture

Our next steps:

✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Internal interview — ✅ Client interview — ✅ Offer

Interested? Find out more:

📋How we work

💻 LinkedIn Page

📈 Our website

💻IG Page