Christian Musa
Lead Engineer at Klarna
Stockholm, Stockholm County, Sweden
Summary
👤
Senior🎓
Top SchoolChristian Musa is a Lead Engineer based in Stockholm with over a decade of experience building web applications and leading teams, currently driving engineering work at Klarna. He is a long-time serverless advocate with five years focused on AWS serverless and event-driven architectures, translating domain needs into scalable, event-first systems. Comfortable across PHP and JavaScript, he blends hands-on coding with architecture and technical leadership roles held at Flybondi and Globant. Christian has a track record of moving quickly between implementation and system design, mentoring engineers while shaping resilient serverless ecosystems. He’s curious about new APIs and web technologies and brings a pragmatic, pattern-oriented approach to solve complex integration challenges. Less obvious: he started in satellite software testing and early freelance work, giving him a wide practical base from low-level testing to cloud-native platforms.
12 years of coding experience
15 years of employment as a software developer
Bachelor's degree Systems Engineering, Bachelor's degree Systems Engineering at Universidad FASTA
Spanish, English
Github Skills (200)
testing10
automation10
serverless10
razzle10
browser10
dotenv10
credit-card10
api10
panels10
static-site-generator10
finance10
environment-variables10
changelog10
nodejs10
aws-lambda-edge10
Programming languages (8)
Github contributions (5)
flybondi/dev-challenge
Nov 2017 - Nov 2020
Flybondi.com interview challenge for fullstack developers
Contributions:1 review, 4 commits, 2 PRs in 3 years 1 month
reactjavascriptdockernodejsfullstack
crash7/OpenWebScrobbler
Mar 2015 - Feb 2023
An open source Last.fm scrobbler for the web
Contributions:24 pushes, 9 branches in 8 years 1 month
scrobblerjavascriptreactlast-fm
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