Abel G. Teka
FULL STACK DEVELOPER
- | Portfolio | Email | Github | LinkedIn
Experienced Full-Stack Developer with over 5 years of expertise in designing, developing, and delivering high-quality web and mobile
applications. Skilled in both frontend and backend development, with a strong focus on ReactJS, NestJS, TypeScript, and AWS.
Proficient in building scalable systems, complex UIs, and microservices for industries including blockchain, travel, healthcare, and
logistics.
Skills
Proficient JavaScript, Typescript, ReactJS, ExpressJS, NodeJS, NextJS, NestJS, Redux, GraphQL, React
native, Flutter, TailwindCSS, Styled components, SCSS, CSS, Sequelize, TypeORM, MYSQL,
Postgres, React query, Prisma, Expo
Familiar Flutter, Kubernetes, Web3, AWS, DevOps
Services AWS, Firebase, nginx, ipsec, docker
Employment
Altexsoft
– Full-stack developer
June 2023 – NOW | Remote
https://www.altexsoft.com
• Delivered scalable, high-quality solutions as a full stack developer across multiple projects.
• Developer a robust Travel-as-a-Service (TaaS) platform with a B2B/B2C business model, handing over 100,000 requests per hour,
and a comprehensive multi-tenant veterinary clinic management system.
• Collaborated with international teams in the EU, leveraging agile practices for effective communication and product delivery.
• Tech stack: React.JS, NextJs, Redis, Styled component, NestJS, Microservice, Prisma, React Query, AWS
Blockfenders – Front end developer
June 2023 – August 2024 | Remote | Part time
https://www.blockfenders.com
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Contributed to a blockchain project as a React Developer, creating a responsive and user-friendly interface.
Took ownership of the platform's frontend development, delivering features aligned with business requirements.
Managed frontend deployment pipelines, including CI/CD processes, ensuring smooth and reliable releases.
Tech stack: ReactJs, NextJS, react flow, redux toolkit, Material UI, TailwindCSS, AWS CloudFront
Addweb solution
– Full-stack developer
May 2022 – June 2023 | Remote
https://www.addwebsolution.com
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Maintained and enhanced a platform for generating and reading sound wave tattoos.
Played a key role in developing a zero-trust data logistics platform, focusing on front-end development using React.
Collaborated with an international team in US and India to deliver high-quality, innovative products.
Tech stack: ReactJs, NextJs, React flow, redux toolkit, MUI, TailwindCSS, AWS CloudFront, Route 53, Websockets
ConDigital
– Full-stack developer
Aug 2021 – May 2022 | Addis Ababa, Ethiopia
https://www.condigital.io
• Contributed to the development of comprehensive ERP systems tailored for multiple construction companies, streamlining operational
workflows and data management, resulting in a 35%-68% increase in operational efficiency.
• Implemented and optimized CRUD operations and developed complex reports to support decision-making processes.
• Actively communicated with stakeholders to gather requirements, ensure alignment, and deliver high-quality products.
• Tech stack: ReactJS, Typescript, Redux-saga, ant-design, ExpressJS, Sequelize, MYSQL and AWS ec2
Kliq – Full-stack developer
Oct 2021 – Apr 2022 | Remote | Part time
https://www.kliqsocial.com
• Collaborated with an international team in EU to develop a location-based social media platform, enabling users to connect and
interact in real time.
• Designed and implemented a scalable and efficient system architecture to support growing user demands and ensure platform
reliability.
• Contributed to both the frontend and backend development, delivering seamless user experiences and robust backend functionality.
• Tech stack: React native, ReactJS, Ant-design, Typescript, Sequelize, Postgres, Mapbox and redis
Engida travel technology – Full-stack developer
Nov 2020 – Sep 2021 | Addis Ababa, Ethiopia
https://www.engidatravel.com
• Led the development team designed and developed a comprehensive ticketing platform, LiyuBus, from the ground up. Which grossed
in 40,000 booking in the first year of launch.
• Built robust, scalable APIs with advanced automation features to enhance platform reliability and user experience.
• Developed two distinct mobile applications and two admin panels, catering to different user roles and ensuring seamless functionality
for all stakeholders.
• Tech stack: Flutter, Reacts, Material UI, NestJS, TypeORM, IPSEC, MYSQL
Across Express PLC
– Back-end developer
Sep 2020 – Mar 2021 | Addis Ababa, Ethiopia
https://acrossexpress.com
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Gained extensive experience with microservice architecture and contributing to the development of scalable systems.
Built backend services using the NestJS framework and TypeORM for efficient and robust application development.
Utilized AWS SNS and SQS for inter-service communication, and S3 for secure and scalable resource storage.
Tech stack: Microservice, AWS SQS, AWS SNS, NestJS, TypeORM, MYSQL, Websockets, RabbitMQ
Keen tech system solutions
– Full-stack developer
Feb 2019 – Sep 2020 | Addis Ababa, Ethiopia
• Independently gathered requirements, designed, and developed a Parkinson Patient Management System, providing a
comprehensive solution for managing patient data and healthcare workflows.
• Managed the migration of legacy data into the new system, ensuring data integrity and seamless transition for users.
• Designed and implemented key modules, including patient management, visit scheduling, medical personnel tracking, and diagnosis.
• Tech stack: HTML, CSS, jQuery and PHP
Projects
Inventory management system
6 months | Tsemex global PLC
• Independently designed and developed a comprehensive inventory management system with both mobile and web applications, core
modules (GRV, ISTV, SIV, RG, store, branch, catalog), a management reporting app, and a telegram bot for a real-time notification.
• Tech stack: Typescript, React.JS, Redux, TailwindCSS, ExpressJS, Expo and React Native
MVP bike hailing app
3 months | Un-named Korean startup
• Independently developed an MVP bike rental web application with a mobile-first approach for a Korean startup, featuring advanced
geolocation, full user workflow (bike selection to payment) and localization in English and Hangul.
• Tech stack: Typescript, React.JS, Redux and TailwindCSS
ERP for printing company
5 months | Elegant print and design
• Independently designed and implemented a comprehensive system for a printing company, featuring advanced price calculators,
modules for stock management, payments, user roles, and detailed reporting tools with export abilities.
• Tech stack: HTML, jQuery, PHP, CSS and Laravel
Afroflix - MVP video streaming mobile application and website
3 months | Criticalize PLC
• Independently developed a streamlined movie streaming application for both mobile and web, leading end-to-end design and
optimizing video for high performance and seamless experience.
• Tech stack: React Query, Flutter, Typescript, React.JS and Material UI
Published a node JS library
https://www.npmjs.com/package/addis
3 months | Personal project
• Simple node API creator with validation, token management, route protection, password hashing with over 200 installs.
• Tech stack: NodeJS and ExpressJS
Website for a luxury apartment
http://www.roseluxurysuites.com
1 months | Rose luxury suites
• Independently designed and developed an engaging website for a luxury apartment complex, enhancing online presence and driving
higher rental inquiries.
• Tech stack: HTML, CSS, Slim and PHP
Internships
Adika taxi services – Full-stack developer
• Collaborated with a cross-functional team to design system architecture and meet client expectations, while independently developing
frontend and backend modules and ensuring high code quality through rigorous testing and best practices.
• Tech stack: ReactJS and PHP
Education
Addis Ababa institute of technology – Software engineering
Bahirdar university – Business management
