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ZH

Zelalem Hailekirstos

Open to work5 years experience

Senior Full Stack Engineer

Addis Ababa, EthiopiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Senior Full Stack Engineer | Cloud & System Architecture

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

46 skills
htmlcssjavascripttypescriptreactnext.jsvue.jsnuxt.jstailwind cssmaterial uishadcn uireduxzustandreact querypinianode.jsexpress.jsnestjspythonfastapiphplaravelrestgraphqlmongodbpostgresqlmysqlredisaws rdsdynamodbdockerkubernetesgitgithubawsgcpazurevercelnetlifyjestvitestplaywrightcypressoauth 2.0jwtauth0

Work Experience

Co-Founder | Lead Software Engineer

Sabi LLC

Sep 2021 - Present Addis Ababa
  • Owned architecture and delivery of a full-stack platform, making key decisions across backend, frontend, and infrastructure
  • Designed backend services using Node.js and Python (FastAPI), structuring APIs for real-time and asynchronous workflows
  • Selected PostgreSQL for transactional data and Redis for caching and concurrency control
  • Built frontend systems using React and Next.js with focus on performance and maintainability
  • Engineered a video processing pipeline using WebRTC and FFmpeg for chunked uploads and background processing
  • Designed asynchronous job workflows to handle concurrent processing tasks reliably
  • Deployed and managed systems across AWS and Azure using Docker-based environments
  • Established CI/CD pipelines, testing practices, and code standards for consistent delivery

Lead Full Stack Developer

Kemer Habesha

Jan 2022 - Apr 2026 California
  • Delivered full-stack applications across multiple client projects, adapting to different architectures and technology stacks
  • Built frontend systems using React, Next.js, Vue, and Nuxt.js with focus on performance and usability
  • Developed backend services using Node.js and Python, designing scalable APIs and handling business logic
  • Modeled and optimized data across PostgreSQL, MongoDB, and MySQL based on application needs
  • Improved system responsiveness through caching strategies and efficient data access patterns
  • Integrated third-party services and external APIs into production systems
  • Collaborated with cross-functional teams to deliver features in iterative development cycles

Backend Developer

iPick

Jul 2021 - Dec 2022 Addis Ababa
  • Maintained and extended a legacy PHP-based backend powering a ride-hailing platform
  • Implemented features across driver, rider, and admin systems, improving platform functionality and reliability
  • Designed and optimized MySQL queries supporting core operations such as rides, users, and transactions
  • Diagnosed and resolved production issues, reducing recurring failures and improving system stability
  • Developed and maintained RESTful APIs consumed by mobile and web clients
  • Collaborated with frontend and mobile teams to ensure consistent data flow and feature delivery
  • Improved performance of critical endpoints through query optimization and targeted refactoring

Web Developer

Tigu Tech

Aug 2019 - Sep 2021 Addis Ababa
  • Developed full-stack web applications, translating business requirements into scalable technical solutions
  • Contributed to backend architecture design, improving modularity and reducing system coupling
  • Built single-page applications using React and Redux with focus on performance and usability
  • Implemented responsive UI components to ensure consistent behavior across devices
  • Introduced CI/CD pipelines to automate testing and deployment workflows
  • Worked across frontend and backend layers to deliver reliable, production-ready features

Projects

Projects Not Populated

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Leaderboard Standings

Leaderboard Position Pending

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Assessment Highlights

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AI Collaboration Score

AI Collaboration Score Pending

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Role Compatibility Profile

Role Compatibility Analysis Pending

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Achievements

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About Details

Professional Bio

Senior Full Stack Engineer with 5+ years of experience building scalable software platforms and cloud-native systems. Experienced in taking products from concept to production, leading technical decisions, and delivering reliable software in fast-paced environments.

BSc in Software Engineering

Addis Ababa Science & Technology University ( - Present)

Languages: English, Hindi
Email: Locked