Kaleab Tewebrhan AbaySenior Fullstack Engineer
Profile

Senior Fullstack Engineer with 6+ years of experience building scalable, high-performance web applications. Experienced in React, Next.js, Express.js, Langchain, and databases, including PostgreSQL and MongoDB, with expertise in applying TDD and design patterns to deliver maintainable, testable code. Currently focused on advancing backend scalability and integrating AI-driven solutions to improve system efficiency and unlock new product capabilities.

Skills
Frontend (HTML | CSS | tailwind css | Javascript/Typescript  | React | Vue.js | Next.js | shadcn | alignui | Redux/RTK Query | playwright testing), Backend (Node.js | Express.js | Nest.js | Graphql | Jest | Restful API | websockets), ORM (mongoose ORM | Prisma ORM), Web3 (solidity | Hardhat.js), System (rabbitmq | AWS | Google cloud | Docker), AI (LangChain | MCP), Vector Database (Chroma | PostgresSQL), SQL database (MYSQL | PostgreSql), Graph database (Neo4j), Quick Response Database (Redis), NoSQL Database (MongoDB)
Professional Experience

Enerview

Founding Engineer
03/2025 – 09/2025 | United States

About Enerview

Enerview is an AI-first career intelligence startup that aggregates data from CVs, LinkedIn, and other sources, using AI to parse and enrich professional profiles into actionable insights.

  • •Built the core CV and LinkedIn parsing engine, enabling accurate extraction and structuring of candidate data from multiple sources.
  • •Designed and implemented the AI models for résumé analysis, data merging across heterogeneous sources, and enrichment, significantly improving data accuracy and personalization, leveraging LangChain for AI-driven workflows
  • •Architected and developed the core platform infrastructure, spanning backend services and AI-driven data pipelines to the frontend.
  • •Led an international engineering team, driving technical strategy, architecture decisions, and delivery of key platform components.
  • •Managed DevOps on AWS, ensuring scalable, reliable, and secure deployment.
  • •Implemented Playwright testing for end-to-end automation, improving application reliability and quality.

    • Tamcon Software Solutions

    Senior Backend Developer⁠
    02/2025 – 11/2025 | Addis Ababa, Ethiopia

    About Tamcon Software Solutions

    TAMCON is a cutting-edge software company delivering innovative tech solutions. ELS is a government-backed digital lottery platform in Ethiopia, designed to modernize the national lottery system by enabling users to purchase tickets via SMS, USSD, web, and mobile apps. The platform drives Ethiopia’s digital transformation, ensuring accessibility, transparency, and innovation across the lottery ecosystem.

  • •Enabled omnichannel lottery purchases via SMS, USSD, providing a seamless and inclusive user experience.
  • •Developed a retailer and distributor transaction system — a mini-banking platform that manages top-ups, credit transfers, and automated commission calculations for ticket sales. Built retailer, distributor, and admin portals with dynamic dashboards using React and Vue.js for real-time monitoring and management.
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  • •Built the SMS system, handling ~1.5M messages/day with a scalable, high-performance architecture.
    • 2024 – 2025 | Addis Ababa, Ethiopia

    About Shewaber A loyalty and discovery platform for Africa that makes dining out more rewarding. Users can explore nearby restaurants through an interactive map, scan offers to earn and redeem points, and unlock exclusive deals, personalized savings, and member-only rewards — all within one seamless mobile experience. Built the architecture and infrastructure of the core product from the ground up.

  • •Integrated Mapbox to deliver an interactive, location-based restaurant discovery experience.
  • •Managed DevOps infrastructure on Google Cloud, ensuring scalability and reliability.
  • •Developed a robust GraphQL API powering the mobile and web platforms.
  • •Led technical communication, decision-making, and cross-functional coordination across teams.
    • 2023 – 2024 | Addis Ababa, Ethiopia

    About Devshop Studio Devshop Studio is a subscription-based product studio delivering end-to-end design, development, and security solutions for startups and enterprises. I worked on Ms. Saba, a scalable learning app with adaptive quizzes and flashcards for Ethiopian students, and a peer-to-peer e-commerce platform, building secure, user-friendly features for direct transactions.

  • •Championed test-driven development (TDD) to ensure high code quality and reliability.
  • •Refactored legacy code, improving performance and reducing technical debt.
  • •Designed and implemented scalable architecture, robust APIs, and AI-driven workflows using LangChain.

    • Certificates
    MongoDB Data Modeling Path⁠ — MongoDB  Issued Feb 2024
    References

    Kaleab was a key lead engineer for our team. He led the refactor of our product from the ground up and quickly onboarded onto new parts of our system. He also helped hire and onboard 4 other engineers to the team, and they all spoke very highly of him. He's a fantastic asset to any engineering team!

    Kaleab Eshetu - Devshop Studio⁠

    Designing apps, websites, and brands for startups... fast!

    I had the pleasure of working with Kaleab on multiple projects where he consistently exceeded expectations as a full-stack developer. He played a crucial role in our remote, cross-functional team, which included developers, designers, and security analysts. Beyond his technical expertise, Kaleab took the initiative to mentor junior members, contributing significantly to the team's overall growth and success. His dedication and proactive approach made him an invaluable asset to our projects.

    Education

    COMPUTER SCIENCE (BSC CS)

    Hilcoe School of computer science⁠
    Addis Ababa, Ethiopia
    Languages
    English

    Fluent

    Japanese

    Basic

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