Joseph L.

Senior Go Backend Developer

Accra, Ghana

Experience

Sep 2023 - Present
2 years 2 months
Accra, Ghana

Senior Go Backend Developer

MTN Ghana

  • Architect and maintain scalable microservices using Golang, Docker, and Kubernetes for fintech applications serving 10+ million users daily
  • Implement comprehensive unit testing strategies achieving 95% code coverage and reducing production bugs by 70%
  • Design Redis caching solutions improving application performance by 60% and reducing response times from 500ms to 200ms
  • Configure Linux-based containerized environments in AWS and GCP, maintaining 99.9% uptime
  • Implement monitoring using Prometheus, Grafana, ELK, and OpenTelemetry, reducing incident response time by 50%
  • Architect event-driven systems using Apache Kafka processing 100,000+ daily transactions
  • Lead cross-functional teams improving project delivery timelines by 30% and deployment time by 45%
  • Conduct code reviews and mentor junior developers, improving team code quality scores by 40%
  • Ensure security compliance developing applications for isolated infrastructure following fintech standards
  • Participate in Scrum ceremonies and drive knowledge sharing sessions
Nov 2021 - Sep 2023
1 year 11 months
Accra, Ghana

Go Full Stack Engineer

Solar Taxi Ltd

  • Led frontend architecture of an EV fleet management platform, scaling to support 20,000+ vehicle interactions daily with big data processing capabilities
  • Designed and implemented real-time vehicle monitoring dashboards with React and WebSocket integrations, providing analytics for 500+ fleet operators
  • Created a modular design system standardizing UI across multiple web portals, reducing development time by 40% and improving consistency by 90%
  • Designed unit testing frameworks achieving 90% test coverage and 60% reduction in production issues
  • Optimized page performance by 35% through lazy loading, dynamic imports, and refactored state management, improving user engagement by 28%
  • Developed SQL-based analytics dashboards for fleet performance metrics, processing 1M+ data points daily
  • Supported backend API development using Node.js and PostgreSQL, handling complex data warehouse queries
  • Resolved critical production issues with 99.5% SLA maintenance, ensuring minimal downtime for fleet operations
Feb 2020 - Nov 2021
1 year 10 months
Accra, Ghana

Product Engineer & Technical Lead

Ripple Influence

  • Spearheaded UI/UX implementation for social impact campaigns, integrating rich text editors, collaborative canvases, and dynamic content scheduling tools used by 10,000+ creators
  • Developed and maintained multiple responsive, accessible interfaces with React, TypeScript, and Redux, achieving WCAG 2.1 AA compliance
  • Led code reviews and mentored 5 junior developers in frontend best practices and testing strategies, improving team productivity by 45%
  • Built content publishing workflow tool with autosave, image handling, and AI-assisted copywriting support, reducing content creation time by 50%
  • Created internal design system increasing UI consistency by 80% and reducing developer onboarding time from 2 weeks to 3 days
  • Managed cross-team initiatives improving frontend build pipelines and deployment workflows, implementing rapid shipping processes and cutting deployment time by 65%
  • Implemented comprehensive analytics tracking and SQL-based reporting for campaign performance, processing 5M+ data points monthly
  • Collaborated with data analysts to optimize platform algorithms, improving influencer-brand matching accuracy by 30%
Nov 2017 - Feb 2020
2 years 4 months
Accra, Ghana

Frontend Developer

Kanero

  • Built reusable and modular UI components using React.js for multiple internal tools, serving 1,000+ daily active users
  • Collaborated with accessibility team ensuring all components met WCAG standards, achieving 100% compliance across 50+ components
  • Contributed to frontend testing and debugging processes maintaining 99.8% product stability through comprehensive test coverage
  • Participated in agile sprints providing input on UI/UX improvements and feature planning, contributing to 25+ successful product releases
  • Implemented performance monitoring and analytics tracking, identifying and resolving 15+ critical performance bottlenecks
  • Developed responsive designs supporting mobile-first approach, increasing mobile user engagement by 40%

Summary

Senior Golang and Python Backend Developer with 5 years specialized Golang experience and 8 years overall software engineering experience in telecom, AI, fintech and digital assets systems.

Expert in building robust, scalable microservices using Kubernetes, Docker, and event-driven architectures serving 10+ million users.

Languages

English
Advanced

Education

Oct 2025 - Jun 2026

University of Ghana

MSc · Data Science · Ghana

Oct 2012 - Jun 2016

University of Cape Coast

BSc · Psychology · Ghana

Certifications & licenses

All In Open Source Contributor

Kubernetes And Cloud Native Essentials LFS250

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