Esther Agboniro
@estheragboniro
Software engineer specializing in Java, Spring Boot, and scalable payment microservices.
NigeriaWhat I'm looking for
I am a results-driven software engineer with over 3 years of experience designing, building, and optimizing scalable enterprise applications, particularly in payment systems and observability.
I have strong expertise in Java, Spring Boot, microservices, message queues, and database technologies, and I focus on delivering secure, production-grade solutions that reduce manual work through automation.
I collaborate effectively in agile teams, improve system reliability with monitoring and CI/CD practices, and have a track record of accelerating time-to-market for financial features.
Experience
Work history, roles, and key accomplishments
IGSoftware Engineer
Interswitch Group
Jun 2023 - Present (2 years 3 months)
Designed and deployed a secure, environment-aware Spring Boot application with LDAP authentication and role-based access, built an IPM batch converter that reduced processing from hours to minutes, and improved observability with Prometheus and Grafana to reduce downtime.
Software Engineer
Imalipay
Oct 2022 - Jun 2023 (8 months)
Developed and maintained payment microservices using Spring Boot and Java, implemented RabbitMQ-based messaging and Liquibase for schema migrations to reduce deployment conflicts and enable reliable asynchronous transactions.
SASoftware Engineer
Semicolon Africa
Oct 2021 - Oct 2022 (1 year)
Built scalable APIs and applications with Java and Spring Boot, introduced Liquibase migrations and unit/integration tests with JUnit and Mockito to improve reliability and reduce production bugs.
Education
Degrees, certifications, and relevant coursework
HSHenley Business School
Professional Certificate, Business Management
Completed the Business Management Professional Course in May 2022 focused on business management fundamentals and professional skills.
ULUniversity of Lagos
Bachelor of Science, Education & Chemistry
Completed a Bachelor of Science in Education and Chemistry, graduating in July 2021.
Tech stack
Software and tools used professionally
Availability
Location
NigeriaAuthorized to work in
Job categories
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