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Oreoluwa OnyekwereOO
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Oreoluwa Onyekwere

@oreoluwaonyekwere

Backend engineer focused on scalable Java/Spring Boot systems and database optimization.

Nigeria
Message

What I'm looking for

I am looking for a backend engineering role where I can work on scalable systems, reduce technical debt, collaborate in Agile teams, and grow into broader platform or leadership responsibilities.

I am a backend software engineer with over two years of professional experience building scalable, high-performance systems using Java and Spring Boot. I have focused on reducing technical debt and improving system efficiency through code refactoring and optimized data practices.

At Mocx Smart Technologies I engineered and maintained a modular monolith backend supporting 250+ internal users, implemented MapStruct for auto-mapping, and improved API response times using data projections and strict Java conventions. I designed optimized PostgreSQL schemas and integrated Redis for low-latency caching to enhance operational performance.

I contribute across the full development lifecycle: writing technical specifications, collaborating with product managers, participating in Agile/Scrum ceremonies, and using Git/GitHub for version control and code reviews. I also write unit tests with JUnit and employ containerization with Docker to streamline deployment.

I hold a BSc in Computer Science (Computer Information Systems) with relevant coursework in data structures, OOP, databases, and software engineering, and I am pursuing Oracle Certified Professional: Java SE 21 Programmer. I seek to bring modular architecture and practical backend expertise to a growing engineering team.

Experience

Work history, roles, and key accomplishments

ML
Current

Junior Backend Engineer

Mocx Smart Technologies Ltd

Mar 2024 - Present (1 year 11 months)

Engineered and maintained a modular monolith backend with Java and Spring Boot supporting 100+ internal users; optimized API response times and reduced deployment complexity through MapStruct, projections, and schema tuning.

Education

Degrees, certifications, and relevant coursework

AU

Adeleke University

Bachelor of Science, Computer Information Systems

2021 - 2025

Grade: 4.15/5.0

Bachelor of Science in Computer Science (Computer Information Systems) with coursework in data structures, OOP, database management, software engineering, and systems analysis.

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Oreoluwa Onyekwere - Junior Backend Engineer - Mocx Smart Technologies Ltd | Himalayas