Miguel Saraiva

Software Engineer @ Cloudflare

About

Lead Software Engineer with experience setting architectural direction, leading cross-functional engineering teams through hands-on engineering and cross-team collaboration At Deel, led the delivery of Deel Talent from concept to production in 6 months with a cross-functional team. I collaborated across engineering teams to ensure architectural consistency, integrate internal frameworks, and maintain unified product experiences At Bloq.it, joined as first backend hire and restructured prototype infrastructure into production-grade systems, designing protocols for reliable distributed communication at scale

Country

Portugal

City

Lisbon Metropolitan Area

Industry

Computer Software

Skill

RabbitMQ, NATS JetStream, Node.js, Amazon Web Services (AWS), PostgreSQL, Docker, TypeScript, Python (Programming Language), GraphQL, Kubernetes, GitHub Actions, Mqtt, Socket.io, Redis, Go (Programming Language), MongoDB, Problem Solving, C (Programming Language), MySQL, Flutter

Experience

Software Engineer

Cloudflare

2026-2 - Present · 8 mos

Engineering Team Lead

Deel

2023-11 - 2025-10 · 2 yrs

Managed team of 6 engineers building Deel Talent, a new B2B product line connecting clients with talent partners. Integrated LLM-powered features for automated workflows and designed matching algorithms. Also managed a standalone product serving tens of thousands of contractors, focusing on security and reliability improvements. Conducted 50+ technical interviews and mentored engineers to senior promotions 1000 to 7000 headcount since joining

Senior Software Engineer - Backend

Deel

2022-7 - 2023-11 · 1 yr 5 mos

Built key contractor platform features including equipment management (enabling significant device growth), invoice management merging multiple data sources, and a tax advice marketplace supporting 10+ countries. Worked with Node.js, TypeScript, PostgreSQL, GraphQL, AWS, Docker, Kubernetes, Redis, RabbitMQ, and Datadog for observability.

Software Engineer

Bloq.it

2020-10 - 2022-5 · 1 yr 8 mos

Lisbon, Portugal

First backend engineering hire at seed-stage IoT startup (6 people when I joined, now 300+). Built production infrastructure from ground up, scaling from pilot to thousands connected smart locker units across multiple markets. Designed custom MQTT protocol for reliable device communication, implemented public API (still in production), and established AWS infrastructure and CI/CD pipelines