Staff .NET Software Engineer (Tech Lead)

WHAT WE DO

Founded in 2007, Growth Acceleration Partners (GAP) is a consulting and technology services company. We consult, design, build and modernize revenue-generating software and data engineering solutions for clients. With modernization services and AI tools, we help businesses achieve a competitive advantage through technology. GAP’s remote, integrated engineering teams use end-to-end solutions to innovate and align with your business goals. We have 600+ English-speaking engineers based in Latin America and approximately 20 U.S.-based engineers. With some of the highest customer satisfaction scores in the industry, GAP’s focus is customer and employee success.

GAP is a woman-owned company headquartered in Austin Texas. We are a values-based company focused on growing our people by investing in education, onsite English classes and training in the latest technologies, including AI, data analytics and machine learning. Our goal is to provide solutions for our customers that help them achieve critical business outcomes, while enabling our GAPSters and our communities to attain long-term success.

Summary

We are seeking a Staff Software Engineer with deep expertise in .NET technologies to join our team. In this role, you will lead the design and development of scalable, high-performance solutions that enhance and expand our core applications. As a senior technical leader, you bring extensive hands-on experience, a solid architectural mindset, and the ability to influence engineering direction across the organization.

You will be a key driver in shaping engineering standards, mentoring team members, solving complex challenges, and contributing to strategic technical initiatives. This role requires both technical excellence and strong leadership skills to guide teams toward successful delivery.

Education

Bachelor’s Degree in Computer Science or related field.

Experience

• 8+ years of experience designing and building software applications.
• 5+ years of hands-on experience developing with .NET technologies.

Skills

• Experience in programming languages and frameworks (e.g., .NET, C#, Entity Framework).
• Experience with REST APIs. As the main project is to develop a new public API, we require someone with experience in a similar project as a lead developer or tech lead.
• Experience designing and implementing scalable RESTful API architectures with .NET Web API framework
• Strong understanding of REST principles, including proper resource modeling, endpoint naming conventions, and HTTP methods/status codes usage
• Experience with API versioning strategies and backward compatibility considerations
• Proficiency in implementing API authentication and authorization mechanisms (OAuth 2.0, JWT, API keys)
• Experience with API documentation tools and standards (Swagger/OpenAPI, Postman)
• Experience with Cloud Services such as GCP, Azure, or AWS, ideally AWS, as the API's infrastructure will be on AWS.
• Experience with version control systems (e.g., Git, GitHub, GitLab).
• Familiarity with Agile methodologies (Scrum, Kanban).
• Strong knowledge of relational databases and SQL.
• Integration and development of APIs (REST, gRPC, GraphQL).
• Solid understanding of unit testing and software quality assurance.
• Hands-on experience with containerization (Docker, Kubernetes).
• Skilled in implementing and maintaining CI/CD pipelines (e.g., GitHub Actions, Jenkins).
• Awareness of application security practices (e.g., OWASP, OAuth).
• Experience optimizing applications for performance, including caching and code tuning.
• Working knowledge of cloud platforms such as GCP, Azure, or AWS.

Nice to have experience

• Experience working with clients in the retirement industry in the US to be familiar with some of the key concepts or processes, or experience with financial services.

Soft Skills

• Advanced English proficiency (written and spoken).
• Excellent communication and collaboration skills.
• Strong capacity to mentor, guide, and support junior and mid-level engineers.
• Effective time management and organizational abilities.
• Open to continuous learning and adopting new tools and technologies.
• Solid problem-solving and negotiation capabilities in technical discussions.

At Growth Acceleration Partners, we're an equal opportunity employer committed to building a diverse and inclusive team. We value everyone's unique background, and we provide equal opportunities regardless of race, color, creed, religion, sexual orientation, gender identity, age, national origin, disability, marital status, veteran status or any other personal right protected by law. We foster a culture of belonging and strive to provide a welcoming environment where everyone feels safe to contribute and grow.