Sr. Analyst Programmer (.NET + ReactJS)

GECO Asia is hiring

GECO Asia is a growing technology consulting and talent solutions company known for connecting exceptional people with transformative projects across Asia. We partner with global enterprises to drive innovation, optimize operations, and build future‑ready teams. With a strong culture of collaboration, curiosity, and continuous learning, we empower professionals to grow their careers while making meaningful impact.

We are looking for an experienced Sr. Analyst Programmer with strong .NET and ReactJS experience to join our IT development team. If you excel in building high‑quality enterprise applications, collaborating with cross‑functional partners, and delivering scalable, secure, and efficient solutions—this role is for you.

Key Responsibilities

• Perform coding, testing, debugging, and ensure overall quality and performance of software solutions.
• Contribute to solution design, architecture discussions, and key system integration decisions.
• Collaborate with business partners, architects, and cross‑functional teams to gather requirements and align scope and priorities.
• Manage system processes, enhance existing applications, and ensure adherence to best‑practice design standards.
• Participate in project planning, estimating feasibility, cost, timelines, and system compatibility.
• Build and maintain .NET‑based applications, APIs, and integrations using REST, SOAP, WSDL, and related technologies.
• Implement authentication and authorization mechanisms for Web APIs.
• Deploy applications using Azure cloud technologies, Azure App Services, Kubernetes, and GitHub Actions.
• Write optimized SQL queries and work with MS SQL Server and Dapper for database access.
• Develop responsive, cross‑browser web pages using HTML, CSS, JavaScript, Ajax, and ReactJS.
• Use Visual Studio and VS Code for development and debugging tasks.
• Ensure required application performance levels are consistently met.

Basic Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or related field.
• Minimum 5 years of hands‑on .NET development experience.
• Strong understanding of SDLC and ability to work within both Agile and Waterfall teams.
• Expertise in .NET: multithreading, generics, serialization, thread pools.
• Experience with Web Services, Web APIs, SOAP, REST, and related frameworks.
• Experience implementing API authentication and authorization.
• Azure cloud deployment experience (App Services, Kubernetes, GitHub Actions).
• Proficiency in MS SQL Server, T‑SQL, and Dapper.
• Strong front‑end development skills in ReactJS, HTML, CSS, JavaScript, Ajax.
• Excellent communication skills and strong attention to detail.

Apply today and take the next step in your career with us!