Sharon Ndubi
Nairobi
Summary
Innovative Software/DevOps Engineer with extensive experience in leading the design and implementation of complex software systems in collaborative environments. Proficient in evaluating project requirements to develop high-level specifications that integrate seamlessly into existing systems. Adept at fostering cross-functional collaboration, driving strategic planning, and delivering high-impact products that enhance user satisfaction and operational efficiency.
Overview
9
9
years of professional experience
Work History
Senior Software/DevOps Engineer
Freelace
04.2024 - Current
- Designed and implemented a fully responsive e-commerce platform using React for an intuitive user interface, supported by a robust Node.js backend, and integrated a secure payment solution.
- Built a cross-platform ride-sharing Android app using Flutter, featuring real-time ride tracking, booking management, and a React-based admin panel for efficient driver and user management.
- Deploying and managing applications on Kubernetes and cloud platforms (AWS/GCP/Azure), ensuring scalability, high availability, and optimal performance, while debugging APIs and troubleshooting Kubernetes clusters to enhance system reliability and resource efficiency.
- Optimizing MongoDB databases for high performance and scalability; resolved performance bottlenecks, reducing page load times by 50%.
- Implementing proactive monitoring and logging solutions on cloud infrastructure.
- Coded software updates to add new features, close security holes and resolve defects.
- Improved code deployment efficiency by automating processes with CI/CD pipelines.
Senior Software Engineer
Solaris Offgrid
12.2022 - 03.2024
- Supported software code reviews, system integrations, and validations, ensuring compliance with both company and regulatory standards, enhancing system reliability.
- Resolved debugging issues in production systems quickly, reducing system errors by 25% and minimizing risk exposure.
- Developed testable software using agile methodologies, increasing project delivery speed by 20% and ensuring high-quality outputs.
- Devised test cases for new functionality, which improved test coverage by 30% and ensured feature stability.
- Integrated third-party applications into existing software, boosting feature sets and performance by approximately 20%.
- Optimized production infrastructure, achieving a 25% improvement in processing efficiency through effective database and cluster management.
- Created and executed automation processes, which enhanced application scalability and functionality, reducing manual intervention by 40%.
- Utilized Docker and Kubernetes for efficient container management, cutting down deployment times by 50% and enhancing system resilience.
- Implemented CI and CD automation testing, which increased deployment frequency by 60%, significantly improving user experience assessments.
- Wrote clean and dynamic code across multiple programming languages, meeting diverse project requirements efficiently and enhancing system adaptability.
- Led the architecture and design of scalable software solutions, significantly enhancing product functionality and customer satisfaction.
- Developed and implemented best practices for code development and system design, improving project delivery speed and system reliability.
- Oversaw the integration of new technologies and systems, ensuring seamless transitions and maintaining high standards of system performance.
- Provided mentorship and technical guidance to developers, enhancing team capabilities and project outcomes.
Head of Engineering
UTU Technologies
04.2021 - 12.2022
- Architected and implemented AI/ML-driven API services, enhancing system efficiency by 20% and achieving strategic business goals with key stakeholders like the CTO.
- Refined functional requirements and introduced new technology stacks, boosting system performance and scalability by 15%.
- Automated the build and deployment pipeline, cutting deployment times from hours to minutes, enabling more frequent updates and minimizing downtime.
- Identified and resolved software bugs, increasing product reliability and streamlining bug tracking processes.
- Optimized product specifications, enhancing user satisfaction and product functionality by 10%.
- Created comprehensive training materials and documentation, halving user onboarding time and boosting feature adoption by 40%.
- Led quality assurance testing, reducing defect rates by 35% and enhancing the feedback efficiency with the development team.
- Managed container environments with Docker and Kubernetes, improving deployment reliability and scalability by 30%.
- Enhanced AWS platform management, increasing infrastructure performance and lowering cloud operational costs.
- Implemented CI/CD and automation testing, increasing deployment frequency and enhancing quality assurance metrics.
- Fostered a culture of personal responsibility and continuous improvement, leading to higher team satisfaction and productivity.
- Supported software code reviews and system integrations, ensuring compliance with industry standards and minimizing integration errors.
- Evaluated and addressed project challenges with data-driven solutions, reducing project risks and cutting costs by 15%.
DevOps Manager
Atlancis Technologies Ltd
01.2018 - 04.2021
- Supported end to end testing for web apps, desktop apps, websites and back end systems
- Built and maintained tools for deployment, monitoring and operations which led to an improvement in application speed of 9%
- Collaborated with the agile team to ensure proper infrastructure development planning leading to on-time feature release for 95% of feature requests
- Constantly re-evaluate products to improve architecture, knowledge models, user experience, performance and stability
- Actively contributed to the architecture, design, and improvement of DevOps processes.
Senior Software Engineer
Atlancis Technologies Ltd
01.2016 - 01.2018
- Worked in a team to implement RESTful APIs in Django that enabled our internal analytics team to increase reporting speed by 24%
- Contributed to the in-house UI library to create reusable components that saved over 200 hours of development time per month
- Designed and developed APIs that processed streaming data to power customer recommendation engines
- Testing with black/white box testing, integration, system, regression, usability, stress, performance and acceptance testing.
- Devised test cases to support enhancements and expansions of functionality.
- Assisted quality assurance team with testing software, investigating bugs and developing test cases.
Software Engineer
Atlancis Technology LTD
09.2015 - 12.2016
- Wrote and developed new and well-tested code for different software projects.
- Assisted quality assurance team with testing software, investigating bugs and developing test cases.
- Contributed to sprint planning, prioritising backlogs to meet new demands.
- Built and maintained code libraries used to produce consistent and reliable code.
- Integrated third-party applications into existing software, enhancing features and performance.
- Created automated reports detailing sales and customer data and utilised findings to uncover enhancements.
Education
Bachelor of Science - Software Engineering
University of eastern Africa, Baraton
Skills
Languages & Frameworks:
Java, JavaScript, PHP, Python, Nodejs: Experienced in developing scalable applications across multiple back-end technologies
Spring Boot, Spring Framework, Hibernate, J2EE, MVC: Strong experience in Java-based back-end development and enterprise frameworks
Angular 11, React, TypeScript, NestJS, MEAN stack: Proficient in front-end development
RabbitMQ, Microservices: Hands-on experience in microservices architecture and messaging queues for distributed systems
Databases:
MySQL, PostgreSQL: Skilled in designing and maintaining relational databases
MongoDB, Elasticsearch: Proficient in NoSQL database management and search engine integration
Redis: Experienced in using Redis for caching, session management, and improving performance in distributed systems
PostgreSQL, GraphQL, Hasura: Experience in API development and managing complex queries in relational databases
DevOps & CI/CD:
Kubernetes, Docker: Advanced knowledge in containerization and orchestration of microservices
GCP, AWS, Azure: Experienced with deploying and managing applications in cloud environments
Git, Jenkins, GitLab, Maven: Proficient in CI/CD pipeline automation and version control
Testing & Automation:
Cypress, Cucumber, Jasmine, Karma: Familiarity with Behavior-Driven Development (BDD) tools and unit testing frameworks
Qualibrate, TestComplete, Selenium, JMeter, TestNG, JUnit : Proficient in automated and performance testing tools
Design & Architecture:
REST APIs: Skilled in designing and integrating robust APIs for various applications
Design Patterns (IOC, MVC, Singleton, Factory): Expertise in software design principles and patterns Software Architecture: Expert in creating efficient, scalable system architectures tailored to project needs
Agile & Collaboration:
Agile Framework, Scrum Process, Jira: Proficient in Agile methodologies for project management and team collaboration
Technical Leadership: Experienced in guiding development teams, defining best practices, and ensuring adherence to coding standards
Cross-Functional Communication: Strong communicator with a proven ability to convey technical concepts to non-technical stakeholders
References
References available upon request
Timeline
Senior Software/DevOps Engineer
Freelace
04.2024 - Current
Senior Software Engineer
Solaris Offgrid
12.2022 - 03.2024
Head of Engineering
UTU Technologies
04.2021 - 12.2022
DevOps Manager
Atlancis Technologies Ltd
01.2018 - 04.2021
Senior Software Engineer
Atlancis Technologies Ltd
01.2016 - 01.2018
Software Engineer
Atlancis Technology LTD
09.2015 - 12.2016
Bachelor of Science - Software Engineering
University of eastern Africa, Baraton