Sr Fullstack Engineer

About Us

Coderio designs and delivers scalable digital solutions for global companies. We combine strong technical expertise with a product mindset to lead complex software initiatives end-to-end. We work with international clients, value autonomy and clear communication, and build long-term partnerships through technical excellence. 🌍 More information: http://coderio.com

We are looking for a seasoned Senior Full Stack Engineer to join a high-impact contract engagement with one of our premier international clients. This strategic initiative focuses on a massive modernization effort, migrating complex enterprise data systems and large-scale data processing architectures into a high-performance solution built on Python and T-SQL. If you thrive on complex data engineering, frontend optimization, and clean-code modernization, this is the perfect challenge for you.

What To Expect In This Role (Responsibilities)

Data Modernization: Deep dive into complex legacy data schemas to optimize, refactor, and convert backend database logic into clean, efficient Python scripts and modern reporting structures.

Full Stack Engineering: Design, develop, and optimize robust APIs and backend business logic using Node.js and Python.

Frontend Delivery: Build and enhance intuitive, high-performing user interfaces and data dashboards using ReactJS and Material-UI.

Database Optimization: Write, troubleshoot, and fine-tune complex T-SQL / SQL Server queries, advanced stored procedures, and functions.

Infrastructure Management: Own and support application deployment utilizing Kubernetes and CI/CD platform infrastructure.

Collaboration & Quality: Partner with global cross-functional teams, ensuring top-tier code quality, thorough documentation, and rigorous testing practices.

Requirements

• Experience: 8+ years of professional software engineering experience in enterprise-grade full-stack environments.

• Language: Full verbal and written fluency in English. Excellent communication skills are required for daily collaboration with global teams.

• Backend Stack: Proven, production-level development experience with Python and Node.js .

• Frontend Stack: Strong hands-on experience with ReactJS explicitly combined with Material-UI .

• Database Expertise: Advanced, deep knowledge of T-SQL / SQL Server (complex query optimization, stored procedures, and performance tuning).

• DevOps Infrastructure: Solid experience managing and deploying applications on Kubernetes and handling CI/CD platform infrastructure .

• Nice to Have

• Technical experience working with Sybase databases.

• Professional experience with Java .

• Prior background in large-scale data migration, report engine modernization, or legacy database restructuring.

Benefits

• 100% remote work.

• Long-term engagement with high impact and autonomy.

• Strategic and high-visibility role within a modern engineering culture.

• Opportunity to influence technical and business strategy.

• Collaborative international team with strong technical leadership. Clear growth path and leadership opportunities within Coderio.

• Why Join Coderio?

• At Coderio, we value talent regardless of location. We are a fully remote company, passionate about technology, collaboration, and fair compensation. We offer an inclusive and challenging environment with real growth opportunities. If you are motivated to design solutions that make a difference, we are waiting for you. Apply now.