João Lemos
Senior Back-end Engineer at Veriff
Barcelona, Catalonia, Spain
Summary
🤩
Rockstar🎓
Top SchoolJoão Lemos is a Senior Back-end Engineer based in Barcelona with over a decade of experience building full-stack products across public finance, online betting, and digital publishing. He excels at shipping end-to-end systems, routinely bridging backend services, data infrastructure and frontend needs while navigating microservices, Kubernetes and observability at scale. At Snyk he played a key role in modernizing reporting by migrating to a scalable data cloud and implementing services that integrated Snowflake, Kafka, Debezium and PostgreSQL replication. Comfortable leading small teams and mentoring juniors, he pairs hands-on implementation with pragmatic design trade-offs learned in fast-growing environments. Now at Veriff, he continues focusing on resilient backend engineering informed by a deep understanding of the full delivery lifecycle.
10 years of coding experience
13 years of employment as a software developer
MSc Distributed Systems Software Engineering, MSc Distributed Systems Software Engineering at Instituto Superior Técnico
Portuguese, English, Spanish
Stackoverflow
1reputation
0reached
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Github Skills (33)
snyk10
monitor10
sarif10
supply-chain-security10
software-composition-analysis10
monitors10
security10
vulnerabilities10
nodejs10
cli10
devsecops9
static-analysis9
infrastructure-as-code8
rewrite7
react-component7
Programming languages (5)
Github contributions (5)
joaolemos/goof
Nov 2019 - Feb 2021
Super vulnerable todo list application
Contributions:2 PRs, 24 pushes, 19 branches in 1 year 2 months
vulnerablenodejstodo-listtodo
joaolemos/juice-shop
Apr 2022 - Oct 2022
OWASP Juice Shop: Probably the most modern and sophisticated insecure web application
Contributions:16 PRs, 21 pushes, 23 branches in 5 months
juicesecurityweb-applicationowaspshop
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