ABDULSALAM KHALIFA OMEIZA

Frontend Engineer | React.js | TypeScript | GraphQL | Scalable UI Systems
Port-Harcourt, NG.

About

Highly skilled Frontend Engineer with 3+ years of experience specializing in building responsive, scalable, and performant web applications. Expert in React, TypeScript, GraphQL, and AWS, with a proven track record of significantly reducing defects, optimizing performance, and delivering CI/CD-ready solutions. Adept at UI performance optimization, API integration, and reusable component design, particularly within fintech and SaaS environments.

Work

PayfiHQ
|

Software Engineer

Toronto, Ontario, Canada

Summary

Developed and optimized software solutions for a fintech product, focusing on reliability, performance, and cross-functional collaboration.

Highlights

Implemented effective debugging strategies to identify and resolve edge-cases in feature development, resulting in fewer software defects and increased reliability.

Optimized legacy endpoints into lean, high-throughput services, improving time complexity, slashing average response times, and reducing server load.

Designed and implemented dynamic email templates stored in AWS S3, automating notification workflows and significantly reducing template-management overhead.

Collaborated seamlessly with cross-functional teams including designers, QA engineers, and project managers to deliver UAT-ready features on time.

Kaabo
|

Backend Engineer

Los Angeles, CA, US

Summary

Engineered robust GraphQL APIs for mobile, web, and internal applications, ensuring seamless data flow and high performance.

Highlights

Engineered and optimized GraphQL APIs to power critical mobile, website, and web applications, ensuring high performance and scalability.

Executed comprehensive endpoint and UX testing cycles for mobile builds, debugging critical issues to achieve a significantly leaner post-release defect rate.

Achieved MVP readiness for backend code deployment by meeting all test criteria within 75% of the completion timeline, accelerating product launch.

Academic Freelancing
|

Freelance Chemical Engineering Tutor Assistant (Part-time)

Port-Harcourt, Rivers State, Nigeria

Summary

Provided comprehensive tutoring and technical solutions for complex chemical engineering problems, demonstrating strong analytical and communication skills.

Highlights

Developed detailed design calculations for complex chemical engineering systems (e.g., Shell & Tube Heat Exchanger), showcasing advanced analytical and problem-solving abilities.

Designed Piping & Instrumentation Diagrams (P&IDs) and Process Flow Diagrams (PFDs) using Microsoft Visio and ChemCAD, demonstrating technical documentation expertise.

Simplified complex mathematical and chemical engineering problems, enhancing student comprehension during tutor sessions.

Drafted comprehensive solutions for 1st to 3rd-year Chemical Engineering modules and advanced mathematics, improving academic performance.

Payfi (Payfinancials Technological Services Ltd.)
|

Frontend Intern (Tech Support)

Lagos, Lagos, Nigeria

Summary

Developed UI components, conducted extensive testing, and contributed to agile processes to enhance user engagement and product quality.

Highlights

Built responsive UI components using React, SCSS, and TypeScript, significantly boosting user engagement across core modules.

Conducted comprehensive cross-browser testing for web applications, ensuring 98% compatibility across major platforms and reducing user-reported issues by 25%.

Resolved over 50 technical issues during product testing, minimizing downtime and enhancing user experience.

Participated in agile sprint planning and retrospectives, improving team efficiency by 10% through process refinements and adherence to coding standards.

Loctech Training Institute Nig. Ltd.
|

Fullstack Developer (MERN), Intern (NYSC)

Port-Harcourt, Rivers State, Nigeria

Summary

Streamlined codebase, collaborated on UI design, and mentored junior developers while integrating RESTful APIs for improved application performance.

Highlights

Streamlined codebase by refactoring HTML, CSS, and JavaScript, significantly improving performance and maintainability.

Collaborated with in-house web designers to create sleek, innovative UI designs and engaging user interfaces with custom animations.

Mentored junior developers on front-end development best practices, fostering a supportive learning environment and continuous team growth.

Integrated RESTful APIs for seamless data exchange between front-end applications and back-end services, enhancing overall system functionality.

Port Harcourt Refining Company (PHRC)
|

Oil Movement Intern

Alesa-Eleme, Rivers State, Nigeria

Summary

Designed a C program for blending ratio computation, analyzed operational procedures, and troubleshot systems to enhance efficiency and compliance.

Highlights

Developed a C program to accurately compute blending ratios of oil components based on Research Octane Number, enhancing operational accuracy and efficiency.

Analyzed operating procedures and identified process inefficiencies, ensuring conformance with ISO 9001:2015 quality management standards.

Troubleshot Servo Automatic Level gauges, increasing optimal performance for tank gauge systems by approximately 25%.

Modeled tank dewatering trends with over 90% accuracy using MS Excel, providing critical forecasts for product/H2O interface and Estimated Completion Time (ETC).

Education

Federal University of Petroleum Resources
Effurun, Delta State, Nigeria

B.Eng.

Chemical Engineering

Grade: 4.47/5.0 (Second Class Upper division)

Awards

Graduated Top 2%, Dean's List

Awarded By

Federal University of Petroleum Resources

Recognized for exceptional academic performance, graduating in the top 2% of the class and earning a place on the Dean's List.

Excellent Leadership and Service

Awarded By

Muslim Students Society of Nigeria (MSSN), Delta State

Awarded for outstanding leadership and dedicated service within the student community.

Certificate of Internship

Awarded By

Port Harcourt Refining Company (PHRC), Ltd.

Received a certificate upon successful completion of an internship at a major refining company.

Graduated summa cum laude

Awarded By

Sureway High School

Graduated with highest honors from high school, demonstrating exceptional academic achievement.

Languages

English

Certificates

Energy Transition (innovation towards a low-carbon future)

Issued By

French Institute of Petroleum (IFP) in collaboration with Total Energies Foundation

Basic Oil Spill Contingency Exercise Certification: Gamified Approach

Issued By

Total Automation Concept Ltd. In alliance with Udemy

Jobberman Softskill training Certification

Issued By

Jobberman

SAChE® Certificate program on Chemical Reactivity Hazard

Issued By

AIChE

ISO 45001: 2018 Occupational Health and Safety Management System Awareness

Issued By

The Knights of Safety in partnership with Sevron

ISO 9001: 2015 Quality Management System Awareness Awareness

Issued By

The Knights of Safety in partnership with Sevron

ISO 50001: 2018 Energy Management System Awareness

Issued By

The Knights of Safety in partnership with Sevron

The COSHH and working in Confined space awareness

Issued By

Int'l Association of Chemical Safety

Practical Industrial Process Gamification

Issued By

Total Automation Concept Ltd. In alliance with Udemy

The COSHH Hazard Communication Awareness

Issued By

Int'l Association of Chemical Safety

Spillage Response Awareness Training Certification

Issued By

Int'l Association of Chemical Safety

The COSHH Risk Assessor Certification

Issued By

International Association of Chemical Safety, in alliance with the Knights of Safety and The Safer Chemical Initiative

SAChE® Process Safety Ethics

Issued By

AIChE

SAChE® Dust Explosion Certification

Issued By

AIChE

Certificate of Internship

Issued By

Port Harcourt Refining Company Ltd.

Skills

Languages & Frameworks

React.js, TypeScript, JavaScript (ES6+), HTML5, SCSS, Node.js.

API & Query Languages

GraphQL, REST APIs, Apollo Client, Axios, SQL.

CI/CD & DevOps

Git, GitLab, GitHub Actions, AWS (S3, SES), Docker (basic).

Tools & Testing

Postman, Apollo Studio, Altair, Chrome DevTools.

Databases

MongoDB, MySQL, Superbase.

Best Practices

Responsive Design, Component Reusability, Performance Optimization, Agile/Scrum.

Analytical & Problem-Solving

Debugging, Process Optimization, Data Modeling, Technical Documentation, Root Cause Analysis.

Software & Tools (Chemical Engineering)

Microsoft Visio, ChemCAD, MS Excel, C Programming.

Interests

Creative Pursuits

Poetry, Technical writing.

Professional Development

Mentoring, System modeling.

ABDULSALAM KHALIFA OMEIZA