Senior .NET/Angular Engineer - Remote Contract

Tech Holding; Región Centro; Remote; MXN 600,000 - 900,000; Full time

Job summary

Tech Holding is seeking a Senior Software Engineer for a remote contract role in Mexico. You will develop using C#/.NET and Angular, design REST APIs, and work across TypeScript and Node.js to modernize systems.

You will troubleshoot production issues, write automated tests, and deliver incremental improvements while protecting existing functionality. The ideal candidate will have strong SQL Server skills, experience with adapters and integrations, and a proven ability to work independently in

Qualifications

• Strong hands-on experience with C#/.NET development.
• Solid Angular experience for building modern UI.
• Proficient with SQL Server and data access performance.
• Experience designing, developing, and integrating REST APIs.
• Proficiency with TypeScript and Node.js for integrations.
• Ability to write and maintain automated tests.
• Skilled at troubleshooting production systems with limited docs.
• Experience building adapters or incremental modernization.
• Strong problem-solving and independent work capability.

Responsibilities

• Develop, maintain, and enhance applications using C#/.NET and Angular.
• Troubleshoot SQL Server queries, data access issues, and performance problems.
• Build and integrate REST APIs and system-to-system integrations.
• Develop adapters and incremental modernization to replace legacy functionality.
• Work across TypeScript and Node.js to support integrations and features.
• Implement automated tests to improve quality and reliability.
• Investigate and resolve production issues with incomplete documentation.
• Deliver incremental improvements while protecting existing functionality.
• Collaborate with engineering teams to map systems and mitigate risks.

Skills

C#/.NET

Angular

SQL Server

REST APIs

TypeScript

Node.js

Automated tests

Production troubleshooting

System integration

Independent work

Job description

Tech Holding is seeking a Senior Software Engineer for a remote contract role in Mexico. You will develop using C#/.NET and Angular, design REST APIs, and work across TypeScript and Node.js to modernize systems.

You will troubleshoot production issues, write automated tests, and deliver incremental improvements while protecting existing functionality. The ideal candidate will have strong SQL Server skills, experience with adapters and integrations, and a proven ability to work independently in