Alexandra Chen
Senior Software Engineer
alex.chen@example.com +1 (555) 234-5678 San Francisco, CA linkedin.com/in/alexchen
Professional Summary
Results-driven Senior Software Engineer with 8+ years of experience designing and building scalable distributed systems. Proven track record of leading cross-functional teams, reducing infrastructure costs by 40%, and shipping products used by millions of users. Passionate about developer experience, performance optimisation, and mentoring junior engineers.
Work Experience
Senior Software Engineer Mar 2021 – Present
TechCorp Inc. — San Francisco, CA
  • Led architecture redesign of core payments service, reducing p99 latency from 800ms to 120ms.
  • Managed a team of 6 engineers across 3 time zones, shipping 2 major product releases per year.
  • Reduced cloud infrastructure spend by 40% through rightsizing and caching strategies.
  • Established engineering standards and code review practices adopted company-wide.
Software Engineer II Jun 2018 – Mar 2021
StartupXYZ — New York, NY
  • Built real-time data pipeline processing 50M events/day using Kafka and Apache Flink.
  • Designed and launched REST API serving 5M daily active users with 99.95% uptime.
  • Reduced CI/CD pipeline duration from 45 min to 8 min through parallelisation.
Software Engineer Aug 2016 – Jun 2018
DataSolutions Ltd — Boston, MA
  • Developed ETL pipelines for Fortune 500 clients, processing terabytes of data nightly.
  • Built internal tooling that saved the analytics team 10 hours per week.
Education
B.Sc. Computer Science 2012 – 2016
Massachusetts Institute of Technology (MIT)
Skills
Languages
Python, Go, TypeScript, Java, SQL
Infrastructure
AWS, GCP, Kubernetes, Terraform, Docker
Frameworks & Tools
React, Node.js, FastAPI, Kafka, Redis, PostgreSQL
Certifications
AWS Certified Solutions Architect – Professional · Amazon Web Services · 2023
Google Cloud Professional Data Engineer · Google · 2022