Principal Full-Stack Engineer (.NET/Angular) (AI-First Development) - Software

About Truelogic At Truelogic we are a leading provider of nearshore staff augmentation services headquartered in New York. For over two decades, we’ve been delivering top-tier technology solutions to companies of all sizes, from innovative startups to industry leaders, helping them achieve their digital transformation goals.

Our team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects. Whether collaborating with Fortune 500 giants or scaling startups, we deliver results that make a difference. By applying for this position, you’re taking the first step in joining a dynamic team that values your expertise and aspirations.

We aim to align your skills with opportunities that foster exceptional career growth and success while contributing to transformative projects that shape the future. Our Client A leading provider of cloud-based solutions that empower public institutions to modernize and streamline their operations. With over two decades of experience, this organization builds technology that enhances efficiency, fosters transparency, and improves how people serve their communities.

Job Summary

We're looking for a hands-on Principal Full Stack Engineer to help build our next-generation SaaS application from the ground up. You'll work closely with Architects, Product Managers, UX Designers, and fellow engineers to define technical solutions, establish engineering best practices, and deliver secure, scalable, high-performance software.

This role is ideal for a technical leader who enjoys writing code, solving complex problems, mentoring engineers and leveraging AI-assisted development to accelerate delivery with full shift-left and no QA.

Responsibilities

• Design, develop, and deliver scalable SaaS applications using .NET, Angular, SQL Server/PostgreSQL, and AWS.
• Own end-to-end delivery of features—from domain modeling and backend services through frontend development, automated testing, deployment, and production support.
• Generate production-ready code using AI Assisted development tools from Replit designs with internal design standards, reusable components, accessibility guidelines, responsive design principles, and frontend best practices.
• Collaborate with Architects to define application architecture and validate technical approaches by building proof-of-concepts (PoCs) where appropriate.
• Design solutions using modern architectural patterns including Domain-Driven Design (DDD), CQRS, Event-Driven Architecture, Backend-for-Frontend (BFF), and API Gateway.
• Build modern Angular applications using standalone components, Signals, RxJS, Reactive Forms, and reusable component architecture.
• Design efficient data models, optimize SQL performance, and implement scalable integration and messaging patterns.
• Mentor engineers through technical guidance, architecture discussions, code reviews, and knowledge sharing.
• Leverage AI-powered development tools such as GitHub Copilot, Cursor, Claude Code, and agentic AI workflows to improve software quality and engineering productivity.
• Qualifications and Job Requirements 10+ years of professional software engineering experience.
• Experience as a Principal, Lead Engineer, or equivalent technical leadership role.
• Expert proficiency in C#, .NET, Entity Framework, SQL Server/PostgreSQL, and Angular.
• Strong experience with DDD, CQRS, REST APIs, event-driven architecture, and distributed systems.
• Experience designing secure, scalable, multi-tenant SaaS applications.
• Strong knowledge of SQL optimization, data modeling, and technologies such as Redis and OpenSearch/Elasticsearch.
• Experience with automated testing, CI/CD, Git, Agile development, and modern DevOps practices.
• Experience with observability and monitoring tools, along with static analysis tools such as SonarQube and Mend.
• Experience using AI coding assistants such as GitHub Copilot, Cursor, Claude Code, or similar tools.

What We Offer

• 100% Remote Work: Enjoy the freedom to work from the location that helps you thrive.
• All it takes is a laptop and a reliable internet connection.
• Highly Competitive USD Pay: Earn an excellent, market-leading compensation in USD, that goes beyond typical market offerings.
• Paid Time Off: We value your well-being.
• Our paid time off policies ensure you have the chance to unwind and recharge when needed.
• Work with Autonomy: Enjoy the freedom to manage your time as long as the work gets done.
• Focus on results, not the clock.
• Work with Top American Companies: Grow your expertise working on innovative, high-impact projects with Industry-Leading U.S.
• Companies.
• Why You’ll Like Working Here A Culture That Values You: We prioritize well-being and work-life balance, offering engagement activities and fostering dynamic teams to ensure you thrive both personally and professionally.
• Diverse, Global Network: Connect with over 600 professionals in 25+ countries, expand your network, and collaborate with a