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I'm a Senior Software Engineer with 15 years of experience building mission-critical systems in the .NET/C# ecosystem. I specialize in designing scalable APIs, working with databases such as PostgreSQL, SQL Server, and Redis, and delivering reliable backend services aligned with product and business goals. I've worked on multiple medium-to-large projects, contributing to frontend (Angular, React, Flutter) and mobile development when needed, maintaining a strong backend focus. In FinTechs and other high-availability domains, I developed payment processing backends, supported caching strategies, and participated in architecture decisions within agile teams. I thrive in remote, cross-functional environments and bring a product-driven mindset to engineering—considering user experience and business impact alongside code quality.…I'm a Senior Software Engineer with 15 years of experience building mission-critical systems in the .NET/C# ecosystem. I specialize in designing scalable APIs, working with databases such as PostgreSQL, SQL Server, and Redis, and delivering reliable backend services aligned with product and business goals. I've worked on multiple medium-to-large projects, contributing to frontend (Angular, React, Flutter) and mobile development when needed, maintaining a strong backend focus. In FinTechs and other high-availability domains, I developed payment processing backends, supported caching strategies, and participated in architecture decisions within agile teams. I thrive in remote, cross-functional environments and bring a product-driven mindset to engineering—considering user experience and business impact alongside code quality.

Rodolfo Venancio

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I'm a Senior Software Engineer with 15 years of experience building mission-critical systems in the .NET/C# ecosystem. I specialize in designing scalable APIs, working with databases such as PostgreSQL, SQL Server, and Redis, and delivering reliable backend services aligned with product and business goals. I've worked on multiple medium-to-large projects, contributing to frontend (Angular, React, Flutter) and mobile development when needed, maintaining a strong backend focus. In FinTechs and other high-availability domains, I developed payment processing backends, supported caching strategies, and participated in architecture decisions within agile teams. I thrive in remote, cross-functional environments and bring a product-driven mindset to engineering—considering user experience and business impact alongside code quality.…I'm a Senior Software Engineer with 15 years of experience building mission-critical systems in the .NET/C# ecosystem. I specialize in designing scalable APIs, working with databases such as PostgreSQL, SQL Server, and Redis, and delivering reliable backend services aligned with product and business goals. I've worked on multiple medium-to-large projects, contributing to frontend (Angular, React, Flutter) and mobile development when needed, maintaining a strong backend focus. In FinTechs and other high-availability domains, I developed payment processing backends, supported caching strategies, and participated in architecture decisions within agile teams. I thrive in remote, cross-functional environments and bring a product-driven mindset to engineering—considering user experience and business impact alongside code quality.

Available to hire

I’m a Senior Software Engineer with 15 years of experience building mission-critical systems in the .NET/C# ecosystem. I specialize in designing scalable APIs, working with databases such as PostgreSQL, SQL Server, and Redis, and delivering reliable backend services aligned with product and business goals.

I’ve worked on multiple medium-to-large projects, contributing to frontend (Angular, React, Flutter) and mobile development when needed, maintaining a strong backend focus. In FinTechs and other high-availability domains, I developed payment processing backends, supported caching strategies, and participated in architecture decisions within agile teams. I thrive in remote, cross-functional environments and bring a product-driven mindset to engineering—considering user experience and business impact alongside code quality.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Portuguese

Fluent

Work Experience

Full Stack Senior Software Engineer at Avivatec

March 1, 2021 - January 1, 2026

Development and evolution of APIs and backend systems in .NET/C#, focusing on performance, security, and maintainability. Implementation of frontend and mobile solutions using Angular, React, Flutter, and TypeScript, ensuring UX consistency. Strong UX collaboration in Flutter projects. Active participation in defining architecture, code standards, and best practices. End-to-end work: problem understanding, implementation, testing, deployment, and post-production support. Frequent code reviews and technical support to other developers. Integration between systems and external services. Work in an agile environment (SCRUM), with direct communication with technical and non-technical stakeholders.

Mid-Level Software Developer at Cappta

May 1, 2016 - July 1, 2017

Full-stack development on transactional systems. Backend development in .NET / C#, using SQL Server and Redis. Frontend development and support in UX/UI decisions. Implementation of new features and maintenance of existing systems. Active participation in agile ceremonies (SCRUM). Collaboration with product and business areas for requirements refinement.

Mid-Level Software Developer at Senior Solution

September 1, 2015 - November 1, 2015

Web Services development in .NET (WCF). Technical consultant assisting integrations between internal systems. Direct work with client teams, following corporate standards. Focus on stability, integration, and API reliability.

Systems Developer Analyst at Fagron Tech

September 1, 2012 - November 1, 2014

Development and evolution of systems for the pharmaceutical/compounding sector. Requirements analysis and development of new features. Development in .NET / C#, SQL, Firebird, and Delphi. Testing, validation, and system support. SCRUM methodology.

Junior Systems Developer at EvoIT

August 1, 2011 - August 1, 2012

Career start in development and support of corporate systems. Development in .NET / C# (Silverlight 4). System analysis and SQL database maintenance. Support in analysis, correction, and system evolution activities. Initial exposure to development and database best practices.