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Thiago Villa

@thiagovilla

Senior full-stack engineer building cloud-native web apps with Node.js, React, and TypeScript for loyal customers.

Brazil
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What I'm looking for

I want to build sturdy, reliable products—cloud-native web systems with great developer experience. I’m excited by real-world impact: productivity, fintech, ecommerce, and clean energy, with steady releases, strong testing, and close stakeholder collaboration.

I’m a Senior Full-Stack Software Engineer based in Brazil, focused on building sturdy, cloud-native, responsive web applications from idea through deployment. My goal is software that ships steadily, feels great to use, and earns trust through reliability.

In my most recent role, I helped migrate a $15M+ annual GMV Shopify ecommerce, launching improvements across storefront, subscriptions, promotions, and internal administration. I partnered with merchandising and marketing to balance conversion, performance, and coupon abuse prevention, and I reduced production risk by translating domain rules into automated test coverage.

Across teams and organizations, I’ve led reliability and modernization efforts: reducing test flakiness to unblocked more than 50 stalled pull requests, building GraphQL testing harnesses for checkout systems orchestrated via gRPC services, and applying Strangler Fig migration patterns to decouple legacy backends with minimal operational disruption.

I also bring product and engineering leadership from consulting and API-focused work—designing prioritization frameworks for thousands of security and dependency findings, operating large Java/Spring services, and using automation (e.g., CI-oriented tooling with Python) to make upgrades and validation workflows safer and faster. I enjoy partnering closely with clients and stakeholders to turn ambiguity into maintainable systems.

Experience

Work history, roles, and key accomplishments

Shinesty logoSH
Current

Senior Fullstack Software Engineer

Jul 2025 - Present (1 year 1 month)

- Worked on a $15M+ annual GMV Shopify ecommerce during a migration away from headless, launching features across storefront, subscription, promotion, and internal administration systems.

- Partnered with merchandising and marketing to design & deliver fixes in subscription lifecycle, cart upsell, and discounting, balancing requirements such as: conversion, performance, and coupon abuse preventio

Epic Games logoEG

Senior Software Engineer

Jul 2025 - Sep 2025 (2 months)

- Designed an effort-versus-impact prioritization framework to evaluate more than 5,000 security findings and nearly 7,000 package dependencies across 60+ Epic Games' Identity services, helping leadership prioritize upgrade work.

- Onboarded and operated a large Java/Spring multi-module service, configuring Java 11, Gradle, Docker, Artifactory, internal package registries, VPN access and developm

PayPal logoPA

Senior Fullstack Software Engineer

Sep 2024 - Jun 2025 (9 months)

- Worked on a large-scale modular checkout composed of 100s of internal services and applications, supporting critical payment experiences across multiple teams.

- Led efforts in testing reliability and release confidence. Reduced test flakiness improved system stability and unblocked more than 50 stalled pull requests.

- Designed and implemented testing parallelization combining end-to-end auto

TDC Innovation logoTI

Owner, Senior Consultant - Software Engineering

Jun 2024 - Dec 2024 (6 months)

TDC Innovation is a boutique software consultancy delivering robust, 𝗱𝗼𝗺𝗮𝗶𝗻-𝗱𝗿𝗶𝘃𝗲𝗻 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 for clients across legal, healthcare, energy, and agriculture. I contribute across the stack—leading 𝗱𝗲𝘀𝗶𝗴𝗻/𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲, 𝗶𝗺𝗽𝗹𝗲𝗺𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻, 𝗮𝗻𝗱 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝘆—on projects ranging from internal tools to public platforms. Our focus is building 𝗹𝗼𝗻𝗴-𝗹𝗮𝘀𝘁𝗶𝗻𝗴, 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 that support business-critical workflows,

TI

Owner, Senior Consultant

TDC Innovation

Jun 2024 - Dec 2024 (6 months)

Owner/Senior Consultant at a boutique software consultancy delivering domain-driven systems across legal, healthcare, energy, and agriculture. Contributed across design/architecture, implementation, and delivery of long-lasting, scalable solutions for business-critical workflows.

The Meet Group logoTG

Senior API Engineer

Feb 2024 - Jun 2024 (4 months)

- Contributed to a system decomposition initiative for decade-old systems powering Tagged and Lovoo (15M+ MAUs combined, Lovoo ~1.9M DAUs), supporting real-time, high-availability environments.

- Led efforts to decouple legacy backends and reintegrate them into modern service-oriented architectures, enabling incremental change while minimizing risk and operations disruption.

- Applied Strangler

PYYNE Digital logoPD

Senior Software Consultant

Jun 2022 - Jun 2024 (2 years)

I was a Senior Consultant at PYYNE Digital, a software business and development consultancy in New York. While there, I was assigned to two flagship clients: Pack Digital and The Meet Group (TMG). In between these, I worked with internal products development, namely PYYNE's time-tracking tool. I was responsible for coming up with the new algorithm for dealing with paid time off at the Brazilian of

Pack logoPA

Full-stack Developer

Sep 2022 - Jan 2024 (1 year 4 months)

Co-led overhaul of 𝗧𝗲𝗮𝗺 𝗮𝗻𝗱 𝗨𝘀𝗲𝗿 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 to support new product strategy. Built 𝗔𝗣𝗜 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 with 𝗡𝗲𝘁𝗹𝗶𝗳𝘆, 𝗚𝗶𝘁𝗛𝘂𝗯, and 𝗦𝗵𝗼𝗽𝗶𝗳𝘆’𝘀 𝗛𝘆𝗱𝗿𝗼𝗴𝗲𝗻/𝗢𝘅𝘆𝗴𝗲𝗻. Migrated away from 𝗗𝗮𝘁𝗼𝗖𝗠𝗦 and 𝗧𝗶𝗻𝗮𝗖𝗠𝗦, reducing cost. Led 𝗧𝘆𝗽𝗲𝗦𝗰𝗿𝗶𝗽𝘁 𝗮𝗱𝗼𝗽𝘁𝗶𝗼𝗻 in BackpackJS to enhance 𝗗𝗲𝘃𝗫. Delivered features across 𝘀𝘁𝗼𝗿𝗲𝗳𝗿𝗼𝗻𝘁 𝘁𝗼𝗼𝗹𝗶𝗻𝗴, 𝗽𝘂𝗯𝗹𝗶𝘀𝗵𝗶𝗻𝗴 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄𝘀, and 𝗮𝘂𝘁𝗵 𝘀𝘆𝘀𝘁𝗲𝗺𝘀, aligning with evolving go-to-market initiatives.

Freelance logoFR

Frontend Developer

Oct 2021 - Mar 2022 (5 months)

I worked a few projects during this period. One involved a React UI for a workforce management and scheduling application. A key challenge was the UI lagging due to unnecessary re-renders and long node lists on screen. We solved this with the memoization hook and render bypass checks.

I was also involved with preliminary talks about a new product. We held a few workshops regarding Domain Driven D

Sistema Saipos logoSS

Full-stack Developer

Mar 2021 - Sep 2021 (6 months)

I was a full-stack developer at the backoffice squad and worked on building several inventory, finance, and supplies reports and dashboard screens and corresponding APIs (see stack below). This allowed our clients to improve their strategy with useful, interactive charts and timely data. It was important to aggregate numbers without affecting first-class ops (like sales), so I carefully designed o

Pegasystems logoPE

Full Stack Developer

Feb 2020 - Feb 2021 (1 year)

I was a key member of the core team and worked full-stack from Apache Spark Big Data algorithms to the main application REST API and web UI⁠—and then deploying all that on Amazon AWS. Our product had to handle large datasets (in the GBs range), so I helped build features to offload parsing to browser worker threads (and to keep the main UI thread free), react to server-sent realtime events (via se

Secretariat of Industry and Commerce logoSC

Full Stack Developer

Feb 2019 - Feb 2020 (1 year)

I designed an end-to-end cloud solution that automatically pulls data from public sources and updates a database. An admin dashboard shows analytics, historical data, and interactive maps & charts. Guest users can browse businesses online anytime, anywhere. It is possible to download a CSV list of suppliers and upload that into a CRM, for instance. This application uses AMQP/Rabbit MQ messaging an

Uber logoUB

Uber Driver

Jun 2019 - Oct 2019 (4 months)

Aprendi a interpretar a linguagem corporal do passageiro e criar raport e empatia (puxar papo ou não, sobre o que). Melhorei a humildade ao dirigir p/ clientes de outras realidades. Aprendi a prestar o mesmo serviço, independente se o cliente é da periferia ou bairro nobre.

• 600+ viagens em 6 meses, + de 50% com avaliação 5 estrelas, avaliação geral de 4,94 estrelas
• Ganhei insígnias do Uber co

Napp Solutions logoNS

Desenvolvedor de front-end

Jul 2018 - Dec 2018 (5 months)

Aprendi no próprio trabalho técnicas modernas de desvto. de front-end (Single Page App, JAM stack, 12-factor app). O time e eu também aprendemos na prática React, Redux e Material Design. Desenvolvi minha autonomia ao buscar soluções por conta própria, via tutoriais e cursos online.

• Desvto. de front-end SPA em React/Redux/Material UI de acordo com spec e UI do cliente
• Integração autenticada c

Solaris Tecnologia Fotovoltaica logoSF

Estagiário de engenharia

Sep 2014 - Jan 2015 (4 months)

Aprendi a gerir meu tempo para conciliar o estágio com a faculdade. Desenvolvi minha inteligência emocional no trabalho, para cultivar um clima agradável e produtivo com o time. Aprendi a dialogar com os colaboradores e introduzir mudanças progressiva e gradualmente.

• Desvto. de um ERP simples em Excel e VBA com módulo integrado de previsão de produção
• Desafios: interrupção por falta de insumo

APAE de Leme logoAL

Desenvolvedor da web

Aug 2005 - Jul 2006 (11 months)

2005's Microsoft You Can Make a Difference

Education

Degrees, certifications, and relevant coursework

PC

Pontifícia Universidade Católica de Campinas

Postgraduate Degree, Software Architecture

2025 - 2026

UP

Universidade Virtual do Estado de São Paulo

Bachelor's degree, Computer Engineering

2018 - 2022

I started a 2nd major in Computer Engineering a few years after I graduated from Biosystems Engineering. My first contact with a computer was at my cousin's; he slid in a 3.5 floppy disk and ran some MS-DOS command. Suddenly, we were playing Pokémon blue—monochromatic blue. I was fortunate enough to attend a school with ahead-of-its-time computer classes. I joined the computer club, edited the sch

UP

USP - Universidade de São Paulo

Mestrado, Engenharia de Sistemas Agrícolas

2015 - 2018

After Biosystems Engineering, I wanted to dig my teeth deeper into the tehcnological side of biological systems; specifically, my goal was to work with computer modelling of physical systems. I was admitted to ESALQ, one of the world top 10 schools in agricultural sciences. I originally pitched designing a "tropical" version of terranimo.dk, but life happened and we settled for researching an inst

Universidade de São Paulo (USP - ESALQ) logoUE

Universidade de São Paulo (USP - ESALQ)

Mestrado, Engenharia de Sistemas Agrícolas

2015 - 2018

Completed a Master's (Mestrado) in Agricultural Systems Engineering, including research culminating in a dissertation on an instrument assessing a key metric used in cultivated land management.

UP

USP - Universidade de São Paulo

Bachelor's degree, Biological/Biosystems Engineering

2009 - 2014

One day back in the 90's, my cousin invited me to play Pokémon blue on his MS-DOS PC. From that on, I never left computers. I joined my school's computer club, attended Informatics Olympics, started webdesigning! But then in high school I met biology. Bam! I was hooked. I liked computers but cells too, what now? I applied for the former, but didn't get in. I'm thankful, though, because a year late

UU

Universidade de São Paulo (USP)

Bachelor's degree, Biological/Biosystems Engineering

2009 - 2014

Completed a Bachelor's degree in Biological/Biosystems Engineering focused on using technology and engineering to support a more sustainable world.

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