bwire

Engineering Leader | Systems Architect | Principal Backend Engineer

Engineering leader and systems architect with 15+ years of experience building and operating high-throughput platforms across fintech, investment management, blockchain security, mobile banking, and cloud infrastructure. Combines hands-on expertise in Go, Python, Java, PostgreSQL, distributed systems, and Kubernetes with technical strategy, team leadership, cross-functional delivery, and production ownership.

Experience: 6 years

Yearly salary: $140,000

Hourly rate: $50

Nationality: πŸ‡ΊπŸ‡¬ Uganda

Residency: πŸ‡ΊπŸ‡¬ Uganda


Experience

Senior Software Engineer
OpenZeppelin
2022 - 2023
Forta Network and Forta Firewall - decentralized blockchain security infrastructure. Designed and built off-chain services supporting blockchain monitoring and threat-detection workflows across multiple EVM chains. Developed distributed services in Go and JavaScript/TypeScript for correctness, resilience, observability, and high event throughput. Built telemetry and reward-processing systems collecting data from thousands of nodes and supporting operator reward calculation and distribution. Operated PostgreSQL and Elasticsearch data pipelines; deployed containerized services on AWS using Docker and Terraform. Implemented production telemetry with OpenTelemetry and Prometheus to track health, throughput, failures, and participant behavior.
Senior Software Engineer
Octopus Investments
2017 - 2022
Octopus Labs - innovation and product development within a UK investment organization managing more than Β£10B in assets. Designed and operated Python/MySQL backend services on Google Cloud Platform under stringent regulatory, compliance, security, and SLA requirements. Translated financial and operational requirements into reliable software in partnership with product, support, operations, and business stakeholders. Built reporting and operational tooling that improved visibility into customer activity, internal workflows, and service performance. Contributed to architecture, led technical delivery across distributed teams, mentored engineers, and supported onboarding. Strengthened testing, code-review, maintainability, and production-readiness standards. Helped introduce infrastructure-as-code, containerization, and Kubernetes-based delivery practices.
Founder & Chief Technology Officer
MED Mobile Limited
2014 - 2022
Grameen-inspired group credit and savings platform serving thousands of users. Built the engineering function from the ground up, combining team leadership, architecture, product delivery, and production operations. Recruited, onboarded, and led engineers across backend, infrastructure, and product delivery. Set technical direction across architecture, security, infrastructure, delivery priorities, and long-term scalability. Partnered with product, operations, finance, and business stakeholders to turn lending and savings workflows into reliable software. Established a culture of ownership, pragmatic execution, code quality, and operational accountability.
Software Engineer
MED Mobile Limited
2013 - 2014
Joined as the first engineering hire and architected backend platforms using Python, Java, and PostgreSQL. Built middleware connecting financial institutions to USSD, SMS, mobile-money, and payment infrastructure. Deployed and operated containerized services on Kubernetes in Google Cloud Platform. Owned systems from requirements and design through implementation, monitoring, incident resolution, and long-term evolution.
Software Engineer
Cellulant
2012 - 2013
Pan-African mobile-banking and payments integration platform. Developed high-throughput Java/PHP services enabling millions of customers to access banking and payment services through mobile phones. Optimized core-banking integration daemons using batching, idempotent processing, and resilient retry mechanisms. Integrated UMEME bill payments with Airtel Money and Bank of Africa core banking with Cellulant mobile banking. Resolved scalability bottlenecks affecting the GES platform in Nigeria, improving performance and operational stability.
Web Developer
Nation Media Group
2011 - 2012
Built and extended Java/MySQL CMS features and trained journalists on self-service publishing workflows. Developed an SMS-based election-monitoring system and integrated JamboPay for e-paper payments.

Skills

aws
devops
gcp
kubernetes
product-lead
solidity
golang
english