JOHNNATHAN ALMEIDA
I'm a Senior Full Stack Engineer with 17+ years of experience building scalable, cloud-based software solutions. I specialize in .NET and Node.js, with a strong focus on AWS, automation, data workflows, and CI/CD.
About
I’m a Senior Full Stack Engineer with 17+ years of experience building scalable, cloud-based software solutions. I specialize in .NET and Node.js, with a strong focus on AWS, automation, data workflows, and CI/CD. I have a proven track record modernizing legacy systems, architecting multi-tenant applications from scratch, and optimizing performance for platforms serving thousands of users.
I enjoy solving complex problems, mentoring developers, and aligning technology with measurable business outcomes. I’m recognized internally as a go-to engineer for critical problem-solving and system scalability, driving improvements in performance, reliability, and operational costs across large multi-tenant systems. I’m passionate about transforming challenges into scalable, maintainable, and revenue-generating software solutions.
- 3 years' experience
- Joined November 2025
Skills· 15
Languages
- EnglishAdvanced
- Spanish; CastilianIntermediate
Industry experience
- Software & Internet
- Professional Services
Work experience
Led end-to-end development of 10+ enterprise systems across public and industrial sectors. Built an integrated microservices-based framework, solved major Oracle performance bottlenecks, and implemented proactive performance monitoring with Dynatrace. Defined coding standards and mentored cross-functional teams, driving engineering excellence and maintainability.
Lead developer of Advanced HR, a multi-tenant ERP platform serving thousands of users. Modernized architecture, improved performance, and enhanced user experience across hundreds of tenants. Implemented data workflows and CI/CD improvements, and led integration efforts across services. Architected and deployed AWS-based solutions, including Step Functions for large-scale data processing and Redis-based session management to reduce API latency and costs.
Developed optimized functions in C++/Java within the Gandiva module of Apache Arrow and delivered 'FastCRUD', a Python/Django/FastAPI low-code platform that accelerated system creation. Conducted code reviews and contributed to overall code quality and performance improvements.
Education
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