I am a Full Stack Software Engineer with over 4 years of experience specializing in modern JavaScript frameworks like React, Next.js, and TypeScript. I currently work at Avalara, building AI-powered applications that improve efficiency by 50%. With a 20-year background in critical systems engineering, I bring a unique perspective on software reliability and robust system design. I enjoy building scalable and responsive web applications and have experience managing the entire development lifecycle from requirements gathering to production. I am passionate about collaborating with cross-functional teams and continuously learning new technologies. I'm seeking remote frontend or full-stack roles with US-based tech companies.

Wagner Taiatella

I am a Full Stack Software Engineer with over 4 years of experience specializing in modern JavaScript frameworks like React, Next.js, and TypeScript. I currently work at Avalara, building AI-powered applications that improve efficiency by 50%. With a 20-year background in critical systems engineering, I bring a unique perspective on software reliability and robust system design. I enjoy building scalable and responsive web applications and have experience managing the entire development lifecycle from requirements gathering to production. I am passionate about collaborating with cross-functional teams and continuously learning new technologies. I'm seeking remote frontend or full-stack roles with US-based tech companies.

Available to hire

I am a Full Stack Software Engineer with over 4 years of experience specializing in modern JavaScript frameworks like React, Next.js, and TypeScript. I currently work at Avalara, building AI-powered applications that improve efficiency by 50%. With a 20-year background in critical systems engineering, I bring a unique perspective on software reliability and robust system design.

I enjoy building scalable and responsive web applications and have experience managing the entire development lifecycle from requirements gathering to production. I am passionate about collaborating with cross-functional teams and continuously learning new technologies. I’m seeking remote frontend or full-stack roles with US-based tech companies.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Portuguese
Fluent
English
Fluent
Spanish; Castilian
Intermediate

Work Experience

Full Stack Software Engineer | AI & Cloud Infrastructure at Avalara (Leading US tax compliance platform)
September 1, 2024 - Present
Contributed to AI-driven log analysis application development, achieving a 50% reduction in system response time. Enhanced backend services using Java, Python, Kubernetes, and Docker in a cloud infrastructure environment. Maintained and improved real-time data processing systems utilizing MQTT and Kafka for transaction services. Delivered production-ready Java/Python code by leveraging AI-assisted development and demonstrated rapid language adaptability. Collaborated with cross-functional teams to debug, optimize, and add features to services supporting millions of daily transactions.
Full Stack Software Engineer | Contract Projects at Self-Employed
September 1, 2024 - July 9, 2025
Developed and deployed full-stack web applications managing complete development lifecycle. Built responsive e-commerce platform using Next.js, TypeScript, and PostgreSQL with product catalog, payment processing, and order management features. Created community platform with real-time features, user authentication, and content management using React, Node.js, and AWS. Implemented cloud infrastructure with AWS S3 for media storage and optimized database performance using Prisma ORM, achieving 60% improvement in query response times. Designed mobile-first UI components using Tailwind CSS and Ant Design, ensuring cross-browser compatibility and accessibility. Integrated multiple third-party APIs including payment gateways and email services with secure, scalable communication. Setup automated CI/CD pipeline with GitHub Actions and AWS CodeDeploy, reducing deployment time by 80%. Applied SEO optimization and performance improvements, achieving 95+ Lighthouse scores.
Frontend Software Engineer at Siemens Brazil
October 31, 2022 - July 9, 2025
Developed and enhanced user interfaces for energy supervision systems focused on responsive and user-friendly designs for energy transmission operations. Developed React screens ensuring seamless UX and system reliability. Designed and implemented an application automating adaptation of 700 operational screens during a major system upgrade, reducing adjustment time by 30%. Created modular and reusable React components, improving efficiency and UI consistency. Collaborated with cross-functional teams to align technical requirements with user needs, delivering high-quality solutions on time.
Substation Automation Engineer (Software Development | Project Management | Critical Thinking) at Energisa Rondonia S.A
November 30, 2021 - July 9, 2025
Spearheaded the transition of 13 isolated regions from fossil fuel generators to sustainable energy solutions, connecting over 400,000 consumers to the national grid. Successfully activated more than 20 substations through strategic planning and cross-functional collaboration. Collaborated with multidisciplinary teams to identify user requirements, develop use cases, and implement technical solutions. Conducted troubleshooting, debugging, and testing to ensure system reliability and performance. Applied analytical skills to optimize project workflows and deliver high-quality results.
Substation Automation Engineer (Software Development | Critical Thinking | Troubleshooting) at Arteche Equipamentos e Sistemas S.A.
September 1, 2019 - July 9, 2025
Led the commissioning of automation systems in substations ensuring seamless integration and operational reliability. Designed and implemented highly reliable projects with operational selectivity during system disturbances, improving stability and reducing downtime. Collaborated with multidisciplinary engineering teams to identify requirements and design effective technical solutions. Developed and deployed software tailored to substation automation systems. Performed comprehensive troubleshooting, debugging, and testing to maintain high system reliability.

Education

Front-end Web Developer at Origamid
August 1, 2022 - June 30, 2023
Full Stack Developer Bootcamp at Awari – Software Development School
June 1, 2021 - July 31, 2022

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Energy & Utilities, Manufacturing, Computers & Electronics