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I am a results-oriented Senior Software Engineer with over 8 years of experience delivering robust and scalable software solutions. I have demonstrated ability to design, implement, and optimize secure, high-performance, and high-availability applications that drive efficiency through process automation and significantly improve customer and user experiences. I am actively exploring opportunities at the intersection of advanced technologies, including Machine Learning. My passion lies in crafting innovative solutions that enhance operational workflows and customer satisfaction.…I am a results-oriented Senior Software Engineer with over 8 years of experience delivering robust and scalable software solutions. I have demonstrated ability to design, implement, and optimize secure, high-performance, and high-availability applications that drive efficiency through process automation and significantly improve customer and user experiences. I am actively exploring opportunities at the intersection of advanced technologies, including Machine Learning. My passion lies in crafting innovative solutions that enhance operational workflows and customer satisfaction.

Chukwuka Udemezue

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

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I am a results-oriented Senior Software Engineer with over 8 years of experience delivering robust and scalable software solutions. I have demonstrated ability to design, implement, and optimize secure, high-performance, and high-availability applications that drive efficiency through process automation and significantly improve customer and user experiences. I am actively exploring opportunities at the intersection of advanced technologies, including Machine Learning. My passion lies in crafting innovative solutions that enhance operational workflows and customer satisfaction.…I am a results-oriented Senior Software Engineer with over 8 years of experience delivering robust and scalable software solutions. I have demonstrated ability to design, implement, and optimize secure, high-performance, and high-availability applications that drive efficiency through process automation and significantly improve customer and user experiences. I am actively exploring opportunities at the intersection of advanced technologies, including Machine Learning. My passion lies in crafting innovative solutions that enhance operational workflows and customer satisfaction.

Available to hire

I am a results-oriented Senior Software Engineer with over 8 years of experience delivering robust and scalable software solutions. I have demonstrated ability to design, implement, and optimize secure, high-performance, and high-availability applications that drive efficiency through process automation and significantly improve customer and user experiences.

I am actively exploring opportunities at the intersection of advanced technologies, including Machine Learning. My passion lies in crafting innovative solutions that enhance operational workflows and customer satisfaction.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Senior Backend Engineer at Sky.trade

July 1, 2025 - August 8, 2025

Collaborated with a team of 11 engineers to design and implement front-end and back-end architectures for Solana programs, culminating in a successful blockchain-based internet marketplace solution. Facilitated integration between client-side interfaces and API response structures. Managed AWS compute servers with dynamic scaling for EC2 instances to efficiently support varying traffic loads and reduce compute times, enhancing overall customer experience. Regularly conducted code reviews and applied optimization strategies to ensure high performance and reliability.

Senior (IT) Engineer at Access bank PLC

January 1, 2024 - August 8, 2025

Designed and implemented a serverless, event-driven application for real-time fraud detection on customer transactions using AWS services. Architected a resilient and scalable event-driven architecture utilizing Amazon SNS and SQS for transaction event publishing and buffering. Developed a core business logic Lambda function in Python to process messages, perform rule-based fraud analysis, and assign risk scores. Integrated with legacy banking systems by configuring SNS topics to receive transaction data seamlessly. Implemented automated notifications via SNS to alert fraud analysts and customers, reducing response time by 90%. Improved system resilience and fault tolerance with SQS retry mechanisms and dead-letter queues.

Senior Fullstack Engineer at Dutch0x

April 1, 2022 - August 8, 2025

Led a team of over 7 engineers in full-stack development and deployment of a blockchain data analytics application. Architected and implemented front-end and back-end structures to support scalability and high performance. Integrated client-side interfaces with API response structures to optimize data flow and system responsiveness.

Senior Engineer at Xend Finance

October 1, 2022 - August 8, 2025

Led a team of 9 engineers in end-to-end development of front-end and back-end infrastructure. Specialized in Solidity programming for smart contract development on the Binance Smart Chain (BSC), utilizing the Hardhat framework for secure and efficient deployment. Conducted code reviews and applied optimization strategies to maintain high performance and reliability across all developed components.

Fullstack Engineer at Obituare

April 1, 2022 - August 8, 2025

Developed and maintained RESTful web services to power complex user experiences and applications within a distributed cloud environment using JavaScript, Node.js, and Next.js. Optimized and implemented automated tests across the entire system architecture, reducing service latency by refactoring code and strategically implementing caching techniques. Streamlined deployment processes using CI/CD pipelines to ensure system scalability through capacity monitoring and rigorous load testing. Designed and implemented AWS S3 file storage systems, configuring appropriate policies and IAM roles to securely enable storage and controlled access of customer images and files.

Backend Engineer at Partnr Network

December 1, 2021 - August 8, 2025

Led end-to-end development of a new software product built on a microservices architecture, deployed and managed on AWS EC2 instances. Implemented blockchain functionalities using Solidity and the Hardhat framework. Orchestrated automated testing frameworks and lean deployment processes to improve code quality and sustain high production uptime. Engineered secure AWS S3 file storage systems, including IAM role and policy configuration for critical customer data management. Utilized CI/CD practices to ensure rapid, reliable deployments and system scalability.

CTO at Blockchain Hub Africa

November 1, 2020 - August 8, 2025

Spearheaded a 10-engineer team in ground-up development of serverless, microservices-based software products. Deployed on Firebase, expertly leveraging Firebase Cloud Functions and GraphQL to maximize uptime and minimize production costs.

Senior Backend Engineer at Sky.trade

July 1, 2025 - August 15, 2025

Collaborated with a team of 11 engineers to design and implement front-end and back-end architectures for Solana programs, culminating in a successful blockchain-based internet marketplace solution. Facilitated integration between client-side interfaces and API response structures. Managed AWS compute servers for application processes, implementing dynamic scaling for EC2 instances to efficiently support varying traffic loads and significantly reduce compute times, enhancing overall customer experience. Regularly conducted code reviews and applied optimization strategies to ensure high performance and reliability.

Senior IT Engineer at Access bank PLC

January 1, 2024 - August 15, 2025

Designed and implemented a serverless, event-driven application for real-time fraud detection on customer transactions. Architected a resilient and scalable event-driven architecture using Amazon SNS for publishing transaction events and Amazon SQS as a message queue to buffer and decouple system components. Developed and deployed a core business logic Lambda function in Python to process messages from the SQS queue, perform rule-based fraud analysis, and assign risk scores to transactions. Integrated with a legacy banking system by configuring the SNS topic to receive transaction data, ensuring seamless data flow without modifying core infrastructure. Implemented automated notifications using Amazon SNS to alert fraud analysts and customers of high-risk transactions via SMS and email, reducing response time by 90%. Improved system resilience and fault tolerance by utilizing SQS's built-in message-retry mechanisms and dead-letter queues to handle processing failures. Demonstrated profi

Senior Fullstack Engineer at Dutch 0x

April 1, 2022 - August 15, 2025

Led a team of over seven engineers in the full-stack development and deployment of a blockchain data analytics application. Architected and implemented front-end and back-end structures to support scalability and high performance. Integrated client-side interfaces with API response structures, optimizing data flow and system responsiveness.

Senior Engineer at Xend Finance

October 1, 2022 - August 15, 2025

Collaborated with a team of nine engineers in the end-to-end development of front-end and back-end infrastructures. Specialized in Solidity programming language for smart contract development on the Binance Smart Chain (BSC), utilizing the Hardhat framework to ensure secure and efficient deployment. Conducted code reviews and applied optimization strategies to maintain high performance and reliability across all developed components.

Fullstack Engineer at Obituare

April 1, 2022 - August 15, 2025

Developed and maintained RESTful web services to power complex user experiences and applications within a distributed cloud environment, utilizing JavaScript, Node.js, and Next.js. Optimized and implemented automated tests across the entire system architecture, reducing service latency by refactoring code and strategically implementing caching techniques. Streamlined deployment processes using CI/CD pipelines for fast and orderly rollouts, ensuring system scalability through capacity monitoring and rigorous load testing. Designed and implemented AWS S3 file storage systems, configuring appropriate policies and IAM roles to securely enable the storage and controlled access of customer images and files.

Backend Engineer at Partnr Network

December 1, 2021 - August 15, 2025

Led end-to-end development of a new software product built on a microservices architecture, deployed and managed on AWS EC2 instances. Implemented blockchain functionalities using Solidity and the Hardhat framework. Orchestrated automated testing frameworks and lean deployment processes that dramatically improved code quality and sustained high production uptime. Engineered secure AWS S3 file storage systems, including IAM role and policy configuration for critical customer data management. Utilized CI/CD practices to ensure rapid, reliable deployments and system scalability through continuous monitoring.

CTO at Blockchain Hub Africa

November 1, 2020 - August 15, 2025

Spearheaded a 10-engineer team in the ground-up development of serverless, microservices-based software products. Deployed on Firebase, expertly leveraging Firebase Cloud Functions and GraphQL to maximize uptime and minimize production costs.