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Sam-Lebechukwu Ikenna

Sam-Lebechukwu Ikenna

Certified Backend Engineer | Software Engineering Undergraduate


Background


About

About

Certified Backend Engineer and Software Engineering undergrad with hands-on experience in Node.js, PostgreSQL, and secure API design including AI-powered systems. Experienced in building real-time applications (Socket.IO/WebSockets), authentication systems (JWT, RBAC), and production e-commerce platforms with payment integrations.

Work Experience

Work Experience

  • Lead Engineer (Part-Time)Klaro.ng

    Jun, 2026 - Present

    Currently building, testing, debugging and managing CI/CD at Klaro.ng

    • Leading backend architecture and development, including authoring core code and technical documentation for the platform

    • Set up and maintain CI/CD pipelines (GitHub Actions) for automated testing and deployment, reducing manual release overhead.

    • Directed frontend development strategy and implementation, translating design decisions into shipped features

    • Designed the end-to-end AI workflow for the platform's legal-document simplification engine

    • Architected, packaged, and deployed Klaro's public frontend and private backend within a VPC, with the frontend proxying API requests to the backend

    • Conducted end-to-end QA testing to ensure product reliability and accuracy in simplifying complex legal documents

  • Web Developer

    Sep, 2024 - Present

    Developed and maintained critical e-commerce platforms, integrating secure payment solutions and ensuring high availability to drive online sales and customer satisfaction.

    • Architected and finalized the frontend design for KDK Phones, a high-performance e-commerce platform dedicated to mobile retail, enhancing user experience and accessibility.

    • Developed a community-centric blog and gadget/gaming platform for Case Properties, focusing on user engagement and dynamic content management.

    • Engineered and currently maintain NatureCare, a high-availability e-commerce site with integrated Paystack payment solutions, ensuring seamless transactions and uptime.

  • IT Consultant

    Jan, 2024 - Present

    Provided expert IT consulting services, optimizing infrastructure and operations while enhancing staff technical capabilities and ensuring system reliability.

    • Upgraded core IT infrastructure to eco-friendly, power-saving equipment, reducing operational costs and environmental footprint by 15%.

    • Trained over 15 staff members on essential technology usage, significantly improving digital literacy and operational efficiency by 20%.

    • Managed and optimized the video upload pipeline and associated operations, ensuring seamless content delivery and system reliability.

  • Playtester

    Jan, 2022 - Dec, 20232 years

    Contributed to product quality assurance by identifying critical bugs and enhancing user experience through collaborative testing in a remote environment.

    • Reported over 50 critical bugs and system vulnerabilities, significantly improving game stability and user satisfaction by 25%.

    • Collaborated directly with development teams to implement user experience improvements, leading to a more intuitive product interface.

    • Executed comprehensive test plans and provided detailed feedback, ensuring high-quality software releases and a customer-centric experience.

Projects Experience

Projects Experience

  • Edgeperhub API

    Sep, 2025 - Nov, 20253 months

    Developed a comprehensive RESTful API for a tutoring platform, integrating key functionalities for student-tutor interaction and administrative management using Node.js, PostgreSQL, JWT, and Stream Chat, ensuring scalability and security.

  • Mini Assessment Engine (MAE)

    Jan, 2026 - Jan, 20261 month

    Engineered a mini assessment engine/API with DjangoRestFramework, enabling students to take exams, receive instant assessments (including granular and insightful feedback via AI integration).

  • Mailing API

    Apr, 2026 - Present

    A robust Node.js email delivery service with multiple SMTP provider support, rate limiting, CORS security, and comprehensive logging. Perfect for applications requiring reliable email notifications and transactional emails.

  • Multiplayer Number Guessing Game

    Sep, 2025 - Present

    Created a real-time multiplayer guessing game with multi-role support (host and players), featuring live socket connections and continuous session tracking via MongoDB.

Skills

Skills

  • Backend Development

    Node.js

    TypeScript

    JavaScript

    Express.js

    Python

    Django

    DjangoRestFramework

    RESTful APIs

    JWT

    Socket.IO

    Sequelize ORM

    OOP

    Design Patterns

    Role-Based Auth

    Webhook/Third Party API Consumption

    SMTP

    Custom Auth

    Real-time WebSockets

  • Databases

    PostgreSQL

    MongoDB

    SQL

    Query Optimization

    Data Migrations

    Database Modeling

  • DevOps & Deployment

    Git/GitHub

    CI/CD (Github Actions)

    Linux

    Vercel

    Render

    PipeOps

    Serverless Architecture

    AWS

    Swagger

    Postman

    Dokploy

    Open API documentation

    CORS

    RateLimiting

  • Frontend Technologies

    React

    Vue.js

    CMS

    HTML

    CSS

    EJS

    Next.js

    Vite.js

    Tailwind

  • AI & Machine Learning

    API-Based LLM Orchestration

    Prompt Engineering

    AI-Assisted QA/Testing

    Structured Output Handling

    JSON Schema Validation

  • Cybersecurity

    OpSec

    Secure Authentication & Authorization

Education

Education

  • Software Engineering, Undergraduate Degree, Miva Open University

    Sep, 2025 - Present

    4.6
Certificates

Certificates

Interests

Interests

  • Technology

    AI EngineeringCloud Engineering/DevOpsSystem Design ArchitectureData AnalysisOperating SystemsMobile & App DevelopmentRobotics & Electronics