Collins Okafor

Experience

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  Ekiti State University, Ado Ekiti, Nigeria.

  Feb 2021 - Feb 2022

  Java Software Engineer

  •Assisted students in understanding and applying object-oriented programming principles, using Java as the primary teaching language, helping them grasp fundamental concepts like encapsulation, inheritance, and polymorphism. •Designed and conducted interactive workshops and coding labs that focused on Java programming, guiding students through hands-on exercises to reinforce their understanding of OOP concepts and Java language features.•Collaborated with professors to develop course materials and assessments, ensuring alignment with industry best practices and modern Java development standards. Show less

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  Synova Technology Solutions

  Feb 2022 - Aug 2022

  Java Software Engineer

  •Led the development of RESTful APIs using Java, Spring Boot, and Hibernate, resulting in a 20% improvement in API response time and providing a more responsive user experience.•Collaborated with the DevOps team to automate deployment processes, reducing deployment time by 30% and increasing the efficiency of software releases.•Implemented a comprehensive caching strategy, improving system performance and reducing server load by 15%, resulting in cost savings and enhanced user experience. Show less

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  Decagon

  May 2022 - Aug 2023

  Java Backend Engineer

  •Developed scalable REST APIs using Java and Spring Frameworks for e- commerce, and blog applications, resulting in a 30% increase in user engagement and a 20% decrease in response time.•Developed a scalable lending microservice project, comprising multiple components and integrating various technologies such as service registry, mess, resulting in a 20% increase in overall system performance and efficiency. •Spearheaded the design and implementation of highly scalable and robust microservices in Java, resulting in a 25% reduction in system response time and ensuring the seamless operation of critical backend services. Show less

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  Hydrogen Technologies Limited

  Nov 2023 - Jul 2024

  Back-end Developer

  •Collaborated with project managers and stakeholders to understand business requirements and translate them into technical specifications, ensuring alignment with project objectives.•Implemented security principles and best practices in backend development to ensure data protection and system integrity.•Worked in an Agile development environment, managing multiple tasks and priorities while adhering to coding standards and best practices.•Proactively identified and resolved backend-related issues, providing technical support and troubleshooting expertise to ensure optimal application performance and stability.•Developed and enhanced a secure and scalable payment system, including integration of external solutions such as gateways. Show less

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  Itex Integrated Services Ltd

  Aug 2024 - now

  Back-end Developer

  Spearheaded the development of RESTful APIs using Quarkus and AWS services, achieving a 20% improvement in API response times and enhancing user experience.Partnered with the DevOps team to automate deployment processes utilizing AWS CI/CD pipelines, reducing deployment time by 30% and optimizing the efficiency of software releases.Designed and implemented a robust caching strategy leveraging AWS ElastiCache, boosting system performance and reducing server load by 15%, leading to cost savings and a superior user experience. Show less