Tofunmi Samuel

Tofunmi Samuel

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ABOUT ME
Senior software engineer, 11+ yrs in telecoms, fintech, payments
Senior software engineer, 11+ yrs in telecoms, fintech, payments

I'm a Senior Software Engineer and Solutions Architect with 11+ years of experience using technologies such as Java, Python, and JavaScript. I led the delivery of a retail banking engagement platform for a tier-1 bank, which drove 90% transaction growth and supported 10M+ daily transactions. I've also crafted solutions for industries such as fintech, payments, and capital markets. I continually expand my skill set to deliver reliable, high-performance systems at scale.

English
London (+01:00)
Joined November 2017
EXPERTISE
10 years experience
6 years experience
Developed over 10 wordpress custom themes with high functionality and scalability.
Developed over 10 wordpress custom themes with high functionality and scalability.
10 years experience
Participates in requirement gathering meetings to produce an extensive analysis of technical requirements; solutions architecture, use ca...
Participates in requirement gathering meetings to produce an extensive analysis of technical requirements; solutions architecture, use cases, entity-relationship, data flow models and deployment specification. Provides technical solutions to business requirements within specified timelines and cost. Mentors Software Engineers to produce quality and reusable components and source code. Defined a sustainable Microservice Architecture and CI/CD process for the engineering team. Delivered a savings and investment platform in partnership with a reputable investment bank in Nigeria. Delivered an employee loan disbursement platform closed to onboarded companies. Delivered a real-time GSM/VoIP on-call marketing channel in partnership with a Telco.
Cost/benefit analysisUMLMicroservices
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Cost/benefit analysisUMLMicroservicesSolution delivery lifecycle managementSoftware architectureProduct designAgileDevops / sysadminDatabase schema, database designAlgorithm design and analysis
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6 years experience

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EMPLOYMENTS
Senior Developer
Riskcare
2023-09-01-2026-02-01
As a Senior Developer, I design and implement robust trading solutions that optimize financial workflows and enhance operational efficien...
As a Senior Developer, I design and implement robust trading solutions that optimize financial workflows and enhance operational efficiency. My work focuses on creating value-driven systems across multiple financial instruments and trading tools, using Java to deliver solutions in areas such as precious metals trading, order management, and bulk transaction processing. This role reflects my commitment to developing scalable, efficient systems that meet the demands of complex financial markets
Java
Redis
Spring Boot
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Java
Redis
Spring Boot
FIX
Apache Kafka
Kubernetes
Low latency
Trading Systems
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Technical Co-founder
Kodobe
2020-12-01-2023-09-01
I led the architecture and implementation of a scalable, event-driven microservices framework leveraging RabbitMQ, deployed across a Kube...
I led the architecture and implementation of a scalable, event-driven microservices framework leveraging RabbitMQ, deployed across a Kubernetes infrastructure spanning AWS and Azure. I enabled seamless API integrations for dynamic, interactive gaming experiences, powering high-engagement platforms. Key achievements: - Spearheaded the delivery of gamification solutions for financial institutions, driving an 80% increase in transaction volume within six months - Scaled systems to handle over 10 million daily events on a gamification SaaS platform. - Developed a robust middleware API that seamlessly integrated with legacy payment and telecom systems, accelerating partner onboarding and system interoperability
Python
Java
PostgreSQL
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Python
Java
PostgreSQL
RabbitMQ
Spring Boot
System design
Mentoring
Stakeholder management
Solution Architecture
AWS
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VP Engineering
Terragon Limited
2021-07-01-2022-02-01
As VP of Engineering, I provided strategic technical oversight for third-party vendor engagements, architected and deployed carrier-grade...
As VP of Engineering, I provided strategic technical oversight for third-party vendor engagements, architected and deployed carrier-grade telecom assets, and led cross-functional engineering teams to deliver at scale. I ensured platform reliability and performance through disciplined SLA management, leveraging Linux/Unix systems and Azure-based DevOps tooling. Key achievements: - Modernized legacy Bulk SMS, VAS, and Aggregator platforms into scalable, API-first services. - Scaled telco integrations into a robust CPaaS infrastructure, utilizing RabbitMQ, Kafka, Docker, and Kubernetes. - Sustained 99.9% uptime across critical services while spearheading new implementations that expanded platform capabilities. - Championed Lean Agile practices to enhance engineering velocity, code quality, and team accountability.
Java
Azure
Team Building
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Java
Azure
Team Building
System design
Mentoring
Apache Kafka
Kubernetes
Stakeholder management
Solution Architecture
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PROJECTS
FX trading platform modernization (legacy → microservices)
2024
Modernized a global FX trading platform from a legacy monolith to a microservices and micro-frontend architecture. I owned the venue adap...
Modernized a global FX trading platform from a legacy monolith to a microservices and micro-frontend architecture. I owned the venue adapter and the order staging validation service for trades, improving resilience and observability across low-latency, high-throughput production trading workloads.
Java
Redis
Spring Boot
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Java
Redis
Spring Boot
Apache Kafka
Microservices
Datadog
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Kafka-based diagnostics & TMF-aligned telecom APIs Year
2026
For a broadband / telecoms provider, I own design for a defined subsystem and author its architecture decision records (ADRs). I delivere...
For a broadband / telecoms provider, I own design for a defined subsystem and author its architecture decision records (ADRs). I delivered Kafka-based service diagnostics and interoperable API components built to TM Forum (TMF) Open API standards, enabling clean integration across systems.
Python
Apache Kafka
Microservices
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Python
Apache Kafka
Microservices
Apigee
Fastapi
Tm forum
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