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I am a Senior Backend Developer with 6+ years building scalable, mission-critical applications for fintech and payment systems. I specialize in Node.js/TypeScript backends, API integrations, and cloud-native architecture. I have delivered high-availability systems serving 40M+ customers across African markets and am passionate about leveraging technology for social impact. I enjoy mentoring teammates and collaborating with cross-functional teams to ship reliable software. I have experience leading integrations and microservices engagements at Andela, Nanatec, and Digital Supply Chain Platform, with a focus on fintech, payments, and real-time processing. I am fluent in English and committed to continuous learning and excellence in engineering practice.…I am a Senior Backend Developer with 6+ years building scalable, mission-critical applications for fintech and payment systems. I specialize in Node.js/TypeScript backends, API integrations, and cloud-native architecture. I have delivered high-availability systems serving 40M+ customers across African markets and am passionate about leveraging technology for social impact. I enjoy mentoring teammates and collaborating with cross-functional teams to ship reliable software. I have experience leading integrations and microservices engagements at Andela, Nanatec, and Digital Supply Chain Platform, with a focus on fintech, payments, and real-time processing. I am fluent in English and committed to continuous learning and excellence in engineering practice.

Joseph Kithome

Full Stack Developer, Web Developer, Back-End Developer, +2

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I am a Senior Backend Developer with 6+ years building scalable, mission-critical applications for fintech and payment systems. I specialize in Node.js/TypeScript backends, API integrations, and cloud-native architecture. I have delivered high-availability systems serving 40M+ customers across African markets and am passionate about leveraging technology for social impact. I enjoy mentoring teammates and collaborating with cross-functional teams to ship reliable software. I have experience leading integrations and microservices engagements at Andela, Nanatec, and Digital Supply Chain Platform, with a focus on fintech, payments, and real-time processing. I am fluent in English and committed to continuous learning and excellence in engineering practice.…I am a Senior Backend Developer with 6+ years building scalable, mission-critical applications for fintech and payment systems. I specialize in Node.js/TypeScript backends, API integrations, and cloud-native architecture. I have delivered high-availability systems serving 40M+ customers across African markets and am passionate about leveraging technology for social impact. I enjoy mentoring teammates and collaborating with cross-functional teams to ship reliable software. I have experience leading integrations and microservices engagements at Andela, Nanatec, and Digital Supply Chain Platform, with a focus on fintech, payments, and real-time processing. I am fluent in English and committed to continuous learning and excellence in engineering practice.

Available to hire

I am a Senior Backend Developer with 6+ years building scalable, mission-critical applications for fintech and payment systems. I specialize in Node.js/TypeScript backends, API integrations, and cloud-native architecture. I have delivered high-availability systems serving 40M+ customers across African markets and am passionate about leveraging technology for social impact. I enjoy mentoring teammates and collaborating with cross-functional teams to ship reliable software.

I have experience leading integrations and microservices engagements at Andela, Nanatec, and Digital Supply Chain Platform, with a focus on fintech, payments, and real-time processing. I am fluent in English and committed to continuous learning and excellence in engineering practice.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Backend Integrations Engineer at Andela

July 1, 2024 - Present

Developed Java/Spring Boot microservices for billing, payments, and CRM; built responsive Angular UIs with TypeScript; implemented unit and end-to-end tests (Jasmine, Karma, Cypress); designed event-driven architectures using RocketMqCloud and Kafka for real-time transactions; set up CI/CD pipelines with Docker and Kubernetes; provided L3 production support and monitoring with Grafana and Prometheus; led external integrations with Showmax, NBA, banks, and payment aggregators; refactored legacy systems to stable microservices using Spring Boot and Apache Camel to boost availability to 99.9%; mentored junior engineers and conducted code reviews.

Senior Backend Engineer (Part-time) at Nanatec Limited

July 1, 2024 - Present

Developed scalable REST APIs with Node.js and TypeScript; integrated payment gateways (M-Pesa, Equity); implemented logging and monitoring for payment transaction flows; optimized MongoDB and MySQL performance; built and maintained CI/CD pipelines; designed microservices architecture for improved scalability and maintainability.

Fullstack Software Engineer at Digital Supply Chain Platform Limited

March 1, 2022 - July 1, 2024

Built enterprise microservices platforms using Java, Spring Boot, and Angular frontend handling 10,000,000+ daily transactions; designed and implemented RESTful APIs with robust schema design for inventory, orders, and payment processing; integrated legacy SAP systems with modern applications via SOAP/REST APIs and 3rd party services; implemented asynchronous processing using RabbitMQ for order fulfillment and real-time inventory sync; built UI components from Figma mocks; optimized PostgreSQL and MySQL performance; managed deployments with Bash scripts and Docker.

Fullstack Developer at Kenya Revenue Authority

January 1, 2021 - December 31, 2021

Developed backend APIs and ETL pipelines for government revenue analytics platforms; built management dashboards with transactional reporting and product analytics; ensured high availability and security compliance in mission-critical financial environment; optimized SQL database queries processing millions of revenue records daily.

Kotlin Instructor at TVETA (Google Kotlin Instructor)

January 1, 2022 - March 1, 2022

Taught mobile application development using Kotlin to technical students.

Android Developer at Intsoft K Limited

December 1, 2019 - May 1, 2020

Developed native Android applications for client projects.

TVETA Kotlin Instructor at TVETA

January 1, 2022 - March 1, 2022

Taught mobile application development using Kotlin to technical students.