Full Stack Engineer
Barnabas E. is a Backend and DevOps Engineer with over eight years of experience building backend systems and cloud infrastructure for HR technology, fintech, and e-commerce platforms. He builds primarily with Node.js, PHP (Laravel), Python, TypeScript, and GraphQL, developing REST and GraphQL APIs, microservices, and data pipelines. His work spans containerized deployment with Docker and Kubernetes on AWS and Google Cloud, along with CI/CD pipeline configuration for automated, reliable releases. At Daba Finance, he helped design a microservices architecture using Node.js, TypeScript, GraphQL, Kafka, and MongoDB, and built Python scraping scripts that supplied 80% of the company's dataset; the resulting Testing the Waters investment platform saw a 30% increase in investor interest ahead of its beta launch. At Skooleeo Technology, he led the transition of a monolithic Laravel application into a Laravel REST API with a Vue.js single-page front end, boosting engineering team productivity by 50%. He holds an MSc in Computing and Information Systems from Liverpool John Moores University, alongside AWS Solutions Architect Associate and Google Professional Cloud Architect training. He is well suited for backend and DevOps roles involving microservices architecture, cloud infrastructure, and scalable API development.
Senior Backend Engineer
Seamless Technologies· Enterprise & SaaSOct 2021 — Present- Collaboratively contributed to the development and implementation of an innovative HR software solution, specializing in disciplinary management and requisition processes, on the Laravel codebase.
- Crafted industry-standard endpoints, ensuring seamless integration with various modules for comprehensive functionality and user experience.
- Engineered and optimized business logic, playing a pivotal role in fostering the company's growth by streamlining processes and enhancing operational efficiency.
- Collaborated with cross-functional teams to gather requirements, analyze data needs, and design scalable solutions that align with business objectives.
- Conducted thorough testing and debugging, ensuring the robustness and reliability of the software solution.
- Demonstrated expertise in Laravel, PHP , and backend technologies, contributing to the overall success of the project and its positive impact on organizational processes.
NodejsLaravel (PHP)VuejsPythonServerlessDockerTypescriptMysqlPostgreSQLDynamoDBSenior Full Stack Engineer
Daba Finance· FinTechSep 2021 — Jul 2022- Orchestrated the design and implementation of a groundbreaking microservices architecture using Node.js, Typescript, Graphql, Kafka, and MongoDB. This transformative approach resulted in a streamlined and highly scalable system.
- Pioneered the development of the Daba Finance Testing the Waters (TTW) investment platform, catalyzing a remarkable 30% surge in investor interest before the beta launch.
- Managed the end-to-end execution of two fully integrated microservices, leveraging Node.js, Graphql, and MongoDB to ensure optimal performance and functionality.
- Innovatively engineered Python scraping scripts, serving as the primary data source and contributing to 80% of the company's dataset.
Node.JsTypescriptGraphQLMicroserviceMongoDBPythonReactJsAWSGCPFull Stack Engineer
Skooleeo Technology· EdTechFeb 2021 — Sep 2021- Led a strategic initiative to transition a monolithic Laravel project into a dynamic API-based Laravel Rest API and VueJS Single Page Application. This visionary move resulted in a remarkable 50% boost in the engineering team's productivity and a significant enhancement in product performance.
- Optimized user experience by strategically crafting and modifying VueJS components, contributing to a more intuitive and responsive application.
- Spearheaded the development of a robust referral reward system for the school management system, elevating user engagement, and refined the coupon code redemption implementation for Skooleeo, improving overall product efficiency.
LaravelMySQLVuejsAWSFlutterFull Stack Engineer
ReachTech Solution· OtherJun 2020 — Dec 2020- Engineered and maintained two high-performance Laravel E-commerce platforms, integrating ReactJs, Vue.js, Laravel, Gatsby, PostgreSQL, and MySQL.
- Architected and implemented a seamless CI/CD process, ensuring smooth deployment of client apps across multiple platforms including AWS, Microsoft Azure, Netlify, and Heroku.
- Developed a user-friendly mobile app with Flutter and Firebase functions, delivering a scalable and secure experience.
ReactJsVue.jsLaravelGatsbyPostgreSQLMySQLNetlifyHerokuAWSFull Stack Engineer
Phosmobile· OtherApr 2017 — Jun 2020- Crafted modern applications using React, Vue.js, Laravel, Gatsby, PostgreSQL, and MySQL, resulting in fast, scalable, and responsive user experiences.
- Designed and developed feature-rich mobile apps using Flutter, incorporating functionalities such as push notifications and user authentication.
- Elevated continuous integration practices through the implementation of updated CI/CD scripts, ensuring error-free software releases.
- Led the project delivery phase for mobile apps and software systems, orchestrating cross-functional teams to achieve timely and budget-friendly milestones.
ReactVue.jsLaravelGatsbyPostgreSQLMySQLFlutter
MSc in Computing and Information Systems
Liverpool John Moores UniversityUnited Kingdom2024 — 2026Higher National Diploma in Computer Science
Lagos State Polytechnic.Lagos, Nigeria2019 — 2023
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Full Stack Engineer
Lagos, Nigeria · 4+ years experience
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