Tech Lead, Software Architect, Backend Developer

Ryzlabs is a technology company specializing in LATAM staff augmentation and AI-powered product development. Founded by professionals with backgrounds in Amazon, venture-backed startups, and technology entrepreneurship, Ryzlabs partners with leading US companies to build and scale engineering teams.

With a strong engineering presence across Latin America, particularly Argentina, Ryzlabs provides highly skilled technical talent who work as an extension of clients' existing teams.

Our client is a US-based company focused on developing and modernizing enterprise technology solutions through a multi-tenant SaaS platform built on .NET and hosted on Microsoft Azure.

The engineering organization is currently modernizing its architecture by transitioning from a monolithic application toward a microservices-based architecture, improving scalability, maintainability, and CI/CD capabilities.

The team is also embracing AI-assisted engineering practices while maintaining strict standards around security, software quality, regulatory compliance, and traceability.

We are looking for an experienced Tech Lead to provide technical direction and leadership within an existing engineering scrum team responsible for a major platform modernization initiative.

This person will be responsible for guiding technical decisions, defining and reviewing software designs, ensuring code quality, mentoring engineers, and helping the team successfully deliver complex engineering initiatives.

The ideal candidate combines strong hands-on software engineering experience with technical leadership capabilities, particularly in C#, .NET, microservices architecture, and Microsoft Azure.

The Tech Lead will work closely with the existing Engineering Manager, Product Owner, and other technical stakeholders, contributing to architectural discussions and ensuring that engineering solutions align with the platform's long-term technical strategy.

• Provide technical leadership and direction within an established engineering scrum team.
• Lead technical design discussions and contribute to architectural decisions related to platform modernization.
• Guide the decomposition of monolithic application components into independent microservices.
• Define and review service boundaries, API contracts, integration patterns, and technical implementation approaches.
• Conduct code reviews and ensure adherence to engineering standards, coding practices, and architectural guidelines.
• Mentor and support software engineers, helping them solve complex technical challenges and improve engineering practices.
• Identify technical risks, dependencies, and blockers, proactively proposing solutions.
• Drive improvements in code quality, application performance, scalability, reliability, and maintainability.
• Support the evolution of CI/CD pipelines and modern software delivery practices.
• Promote secure software development practices, automated testing, documentation, and technical traceability.
• Collaborate with cross-functional stakeholders to ensure technical solutions meet product and business requirements.
• Participate in Agile ceremonies, including sprint planning, daily stand-ups, backlog refinement, sprint reviews, and retrospectives.
• Demonstrate completed work during sprint showcases.
• Leverage approved AI-assisted engineering tools to improve development productivity, code reviews, testing, and documentation while maintaining accountability for all delivered work.

• Strong experience with C# and .NET in production environments.
• Solid understanding of microservices architecture and distributed systems.
• Experience designing and developing RESTful APIs and service integrations.
• Hands-on experience with Microsoft Azure and cloud-based application architectures.
• Experience working with SQL databases, particularly SQL Server.
• Knowledge of containerization technologies such as Docker and Kubernetes.
• Experience with CI/CD pipelines and automated software delivery processes, particularly Azure Dev Ops.
• Strong understanding of Git workflows, pull requests, and code review practices.
• Experience with software architecture, design patterns, and engineering best practices.
• Familiarity with Type Script and React Native to support cross-team technical discussions and integration needs.
• Experience working in Agile/Scrum development environments.
• Strong technical communication, problem-solving, and mentoring skills.

• Experience migrating…