open to new roles

Alex Chen

Building systems that last.

8+ years experience

Sr. Engineer current role

Melbourne, AU location

experience

Mar 2022 — present

Senior Software Engineer, Platform

→ Redesigned the payment retry system, reducing failed transaction rate by 34%
→ Led a team of 5 to migrate 3 core services from monolith to microservices with zero downtime
→ Built internal load-shedding library now adopted across 12 services
→ Drove incident response improvements, cutting mean time to resolution by 40%

GoKubernetesKafkaPostgreSQLTerraform

Jun 2019 — Feb 2022

Software Engineer, Backend

→ Architected a new notification delivery pipeline handling 50M+ daily messages
→ Reduced P99 API latency by 60% through query optimisation and caching strategies
→ Mentored 3 junior engineers through Atlassian's graduate programme

JavaSpring BootAWSDynamoDBRedis

Jan 2017 — May 2019

Junior Software Engineer

→ Built the initial version of the template suggestion engine used by 10M+ monthly users
→ Contributed to the migration from monolithic PHP to microservices in Java and TypeScript
→ Implemented A/B testing framework for the design editor team