John Mumo
Nairobi
Summary
Accomplished senior software engineer with extensive experience in full-stack development, DevOps practices, and technical leadership. Proven track record of improving software processes and driving team efficiency. Skilled in mentoring junior developers and promoting collaboration within cross-functional teams. Expertise encompasses a diverse range of technologies, including Java, Python, JavaScript, Rust, and cloud platforms like AWS, Azure, and GCP. Designs and implements robust applications that meet evolving business requirements.
Overview
4
4
years of professional experience
Work History
Software Engineer
Equity Bank
Nairobi, Nairobi Province, Kenya
12.2023 - Current
- Developed scalable and maintainable code, ensuring long-term system stability and performance.
- Designed and implemented API integrations with the Core Banking Application, automating previously manual processes and streamlining financial operations.
- Built a high-performance loan eligibility engine that significantly accelerated approval times while maintaining strong decision accuracy
- Led the development of mission-critical enterprise products, optimizing architecture for reliability and scalability.
- Enhanced application observability by integrating advanced monitoring tools, reducing issue resolution time and improving system responsiveness.
- Integrated third-party APIs to extend application functionalities, improving user experiences and system capabilities.
- Refactored legacy code bases to improve maintainability, facilitating smoother future updates and reducing technical debt.
- Identified and resolved software performance bottlenecks, improving execution efficiency and scalability.
- Analyzed technical solutions based on customer requirements, ensuring alignment with business needs.
- Collaborated with management, internal teams, and development partners to track software design progress and project milestones.
- Conducted thorough code reviews to ensure adherence to best practices and enhance overall code quality across development efforts.
- Developed reusable software components, minimizing development effort and standardizing implementations across multiple projects.
- Mentored junior engineers, providing guidance and technical expertise to foster their professional growth.
- Coordinated deployments of new software, feature updates, and fixes, ensuring smooth rollouts with minimal disruptions.
Software Engineer
Turnkey Africa Ltd
Nairobi, Nairobi Province, Kenya
12.2022 - 11.2023
- • Led a team of software engineers to deliver high-quality, scalable applications on time, working closely with stakeholders to remove technical roadblocks and align deliverables with business needs.
- • Designed and developed secure, user-friendly applications using agile and waterfall methodologies, ensuring adherence to coding standards and industry best practices.
- • Built and integrated RESTful APIs for online platforms, enabling seamless connections between mobile and web applications.
- • Refactored legacy code bases to improve maintainability and pave the way for future scalability.
- • Integrated third-party APIs and services into existing systems, enhancing product capabilities and user experience without introducing unnecessary overhead.
- • Streamlined deployment pipelines by configuring CI/CD tools, resulting in improved release cycles, better server resource optimization, and enhanced application reliability.
- • Mentored junior developers and conducted regular code reviews to foster a culture of quality, collaboration, and continuous learning.
- • Collaborated cross-functionally with QA, DevOps, and business teams to define system specifications and ensure smooth delivery of new features.
- • Developed and maintained secure authentication systems and implemented automation tools to boost operational efficiency.
- • Researched and evaluated emerging technologies, integrating those that improved software performance, reduced bottlenecks, and aligned with long-term technical strategies.
- • Wrote and maintained comprehensive technical documentation to support ongoing development, onboarding, and troubleshooting.
Software Engineering Intern
Infracode
Nairobi, Nairobi Province, Kenya
12.2020 - 06.2021
- Utilized version control systems like Git effectively managing changes over time allowing for seamless collaboration among team members.
- Collaborated with software engineers to develop and test application procedures for system efficiency.
- Demonstrated time management, organizational, prioritization and planning skills by successfully handling tasks, projects and priorities.
- Investigated and resolved application functionality issues.
- Participated in code reviews and maintained high-quality standards throughout codebase.
- Provided technical support for customers experiencing issues with the company''s software products, resolving problems efficiently and professionally.
- Supported software development teams, assisting with test environment and framework creation.
- Conducted research efforts into new technologies or tools that could potentially benefit current or future projects within the company.
- Worked with design teams and Senior Software Engineers to build customized software products for consumers.
Education
Bachelor of Science - Information Technology
South Eastern Kenya University
Kenya08.2019
Skills
- Programming Languages: Java, Rust(Beginer Level), Python, Javascript
- Frameworks: Spring Boot ,Django, Angular
- DevOps: Git, Docker, Kubernetes, AWS Cloud, Jenkins, Microsoft Azure,Github Actions
- Others: System Design and Architecture, RabbitMQ , Apache Kafka, Microservices architecture, Api design and development, key Design patterns , System performance optimization, Data structures and algorithms , Agile methodologies , Multithreading and concurrency
Timeline
Software Engineer
Equity Bank
12.2023 - Current
Software Engineer
Turnkey Africa Ltd
12.2022 - 11.2023
Software Engineering Intern
Infracode
12.2020 - 06.2021
Bachelor of Science - Information Technology
South Eastern Kenya University