.Net Developer

Trinetix

Portugal Remote permanent

Posted: March 2, 2026

Required Skills

Job Description

You’ll be part of a dynamic, international team working on large-scale enterprise platforms for a leading U.S.-based client in the consulting and financial services sector. Our mission is to build impactful, high-tech solutions that streamline business operations, enhance efficiency, and drive digital transformation.

We focus on solving real business challenges—developing robust platforms that support critical decision-making and operational excellence. Our projects span across continents, offering the opportunity to collaborate with top-tier professionals from around the world. Welcome to join a Global Team Driving Real-World Innovation.

Requirements:
• Strong expertise in .NET Core, ASP.NET Core
• Strong foundation in the object-oriented programming and design principles (OOP/OOD/SOLID/GOF)
• Solid understanding and practical experience with async programming, multithreading
• Web App lifecycle, security, error handling
• Intermediate English

Nice-to-haves

• Experience with Azure (App Services, Functions, Storage, Service Bus, etc.)
• Proficiency in writing T-SQL queries for MS SQL Server

Core Responsibilities

• Analyzing existing features
• Developing key features
• Taking part in the planning and implementation of requirements, refactoring, and optimization

Expected qualifications

• Build and deliver complex features with confidence
You take ownership of major parts of a project, building advanced features that meet both technical and business needs.
• Make smart technical decisions and contribute to design discussions
You can design and implement solutions independently, and you help shape system architecture to support scalability and long-term goals.
• Support and mentor junior developers
You share your experience with less-experienced teammates, offering guidance on code quality, design choices, and development best practices.

What we offer

• Continuous learning and career growth opportunities
• Professional training and English/Spanish language classes
• Comprehensive medical insurance
• Mental health support
• Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more
• Flexible working hours
• Inclusive and supportive culture

Benefits:
To learn more about how we collect, process, and store your personal data, please review our Privacy Notice:

https://www.trinetix.com/corporate-policies/privacy-notice

Trinetix

We are TRINETIX — a dynamic, rapidly growing technology organization with approximately 900 representatives in Europe, the United States and Argentina, who bring their passion, skill & innovation to ensure our organization provides products that meet the needs of our partners and clients.
We offer IT solutions to business enterprises of various sizes and industries using the latest cutting-edge technologies. We assist our clients and partners in improving work processes, making them more efficient while focusing on the essential objectives. We serve and support various business entities, enterprises, and startups globally, to grow and stay competitive in the digital era. We achieve this essential goal by efficiently implementing tech innovation, substantial professional expertise, and a solution-driven strategy.

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