ALEX CHEN

Senior Java Software Engineer

📧 [email protected] | 📱 (555) 123-4567

🔗 linkedin.com/in/alexchen | 🌐 github.com/alexchen

📍 San Francisco, CA 94102

PROFESSIONAL SUMMARY

Results-driven Senior Java Software Engineer with 8+ years of experience developing scalable enterprise applications and microservices. Expert in Spring Boot, Docker, Kubernetes, and cloud technologies. Proven track record of leading development teams, improving system performance by 40%, and delivering high-quality software solutions that serve millions of users.

TECHNICAL SKILLS

Programming Languages: Java 17, Python, SQL, JavaScript, TypeScript

Frameworks & Libraries: Spring Boot, Spring Security, Spring Data JPA, Hibernate, Maven, Gradle

Databases: PostgreSQL, MySQL, MongoDB, Redis, Apache Kafka

Cloud & DevOps: AWS (EC2, RDS, S3, Lambda), Docker, Kubernetes, Jenkins, GitLab CI/CD

Development Tools: IntelliJ IDEA, Git, JIRA, Confluence, SonarQube, JUnit, Mockito

Architecture: Microservices, RESTful APIs, Event-Driven Architecture, Domain-Driven Design

PROFESSIONAL EXPERIENCE

Senior Java Software Engineer | TechCorp Solutions | San Francisco, CA | 2020 - Present

• Lead development team of 6 engineers building microservices architecture serving 5M+ daily active users

• Designed and implemented 15+ RESTful APIs using Spring Boot, reducing response time by 40%

• Architected event-driven system with Apache Kafka, processing 100K+ messages per second

• Implemented comprehensive testing strategy achieving 95% code coverage with JUnit and integration tests

• Mentored 4 junior developers, improving team productivity by 30% and reducing code review cycles

• Collaborated with DevOps team to implement CI/CD pipelines, reducing deployment time from 2 hours to 15 minutes

Java Software Engineer | InnovateTech | San Francisco, CA | 2018 - 2020

• Developed and maintained 8 Spring Boot applications handling $50M+ in annual transaction volume

• Optimized database queries and implemented caching strategies, improving application performance by 35%

• Built automated testing framework reducing manual testing effort by 60%

• Participated in on-call rotation, maintaining 99.9% system uptime

• Implemented security best practices including OAuth 2.0, JWT, and encryption protocols

Software Engineer | StartupXYZ | San Jose, CA | 2016 - 2018

• Developed core features for e-commerce platform using Java 8 and Spring Framework

• Integrated third-party payment systems (Stripe, PayPal) processing $1M+ monthly transactions

• Implemented search functionality using Elasticsearch, improving search response time by 50%

• Collaborated with cross-functional teams to deliver features for 100K+ registered users

EDUCATION

Master of Science in Computer Science | Stanford University | 2016

Bachelor of Science in Software Engineering | UC Berkeley | 2014

CERTIFICATIONS

• AWS Certified Solutions Architect - Associate (2023)

• Oracle Certified Professional Java SE 17 Developer (2022)

• Spring Professional Certification (2021)

PROJECTS

Distributed Task Scheduler (2023)

• Built scalable task scheduling system using Spring Boot, Redis, and Kafka

• Handles 10K+ concurrent tasks with fault tolerance and automatic failover

• Open source project with 500+ GitHub stars

E-Commerce Recommendation Engine (2022)

• Developed machine learning-based product recommendation system

• Increased conversion rate by 25% and average order value by 18%

• Integrated with existing Spring Boot application using REST APIs

ACHIEVEMENTS

• Employee of the Year 2022 - TechCorp Solutions

• Speaker at Java One Conference 2023: "Building Resilient Microservices"

• Technical blog with 10K+ monthly readers on Java best practices

• Contributor to Spring Boot open source project