Sarah Johnson

Senior Software Engineer
sarah.johnson@example.com +44 7700 900123 London, England LinkedIn GitHub
Experienced software engineer with 8+ years of expertise in full-stack development, cloud architecture, and team leadership. Passionate about building scalable systems and mentoring junior developers. Proven track record of delivering high-impact projects in fast-paced environments.

Leadership Experience

Senior Software Engineer
TechCorp Solutions Ltd, London, UK
2021 – Present
Lead engineer responsible for architecting and implementing cloud-native microservices platform serving 2M+ users.
  • Designed and implemented microservices architecture reducing system latency by 45%
  • Led team of 5 engineers in migrating legacy monolith to AWS cloud infrastructure
  • Established CI/CD pipeline reducing deployment time from 2 hours to 15 minutes
  • Mentored 3 junior developers, 2 of whom were promoted to mid-level roles
Software Engineer
Digital Innovation Group, Manchester, UK
2018 – 2021
Full-stack developer building customer-facing web applications and internal tools for financial services clients.
  • Developed RESTful APIs using Django and PostgreSQL handling 50K+ daily requests
  • Built React-based dashboard improving client reporting efficiency by 60%
  • Implemented automated testing framework achieving 85% code coverage
  • Collaborated with UX team to redesign product interface, increasing user engagement by 35%
Junior Software Developer
StartupHub Ventures, Bristol, UK
2016 – 2018
Entry-level developer contributing to e-commerce platform development and maintenance.
  • Implemented new payment gateway integration increasing conversion rate by 12%
  • Fixed critical bugs in production reducing customer complaints by 40%
  • Participated in agile ceremonies and sprint planning sessions
  • Completed comprehensive onboarding program covering modern web development practices

Education

Master of Science, Computer Science
University of Cambridge
2016
Distinction
Bachelor of Science, Mathematics
University of Bristol
2014
First Class Honours (1st)

Areas of Expertise

Programming Languages
Python • JavaScript • TypeScript • Java • SQL
Web Frameworks
Django • React • Node.js • Express • FastAPI
Cloud & DevOps
AWS • Docker • Kubernetes • CI/CD • Terraform • Jenkins
Databases
PostgreSQL • MongoDB • Redis • MySQL • DynamoDB
Tools & Methodologies
Git • Agile/Scrum • REST APIs • GraphQL • Microservices • TDD

Board & Advisory Roles

Open Source Task Manager
Collaborative task management tool built with React and Django
2020 – 2020
  • Built real-time collaboration features using WebSockets
  • Implemented OAuth2 authentication supporting Google and GitHub
  • Achieved 500+ stars on GitHub and 2,000+ active users
Job Search Automation Tool
Python CLI tool automating job application tracking and research
2019 – 2019
  • Scraped job postings from 10+ major job boards
  • Implemented ML-based job matching algorithm
  • Used by 100+ developers in beta testing

Professional Credentials

AWS Certified Solutions Architect - Professional
Amazon Web Services, 2022-08-15
Certified Kubernetes Application Developer (CKAD)
Cloud Native Computing Foundation, 2021-11-20
Professional Scrum Master I (PSM I)
Scrum.org, 2020-03-10