Available to hire
Hi, I’m Nguessan Gilles KONAN, a passionate full stack developer with over 7 years of experience mastering both back-end and front-end technologies. I specialize in Java, Angular, React JS, and have a solid knowledge in AWS and microservices architecture. I enjoy working in Agile environments and am keen on clean code principles, TDD, and mentoring teams on best practices.
Throughout my career, I’ve worked on diverse projects in banking, insurance, and telecommunications, developing scalable applications and APIs. I thrive on problem-solving and continuously expanding my skills, especially in the cloud and AI domains, and love collaborating with cross-functional teams to deliver high-quality solutions.
Language
French
Fluent
English
Advanced
Portuguese
Advanced
Work Experience
Full Stack Developer at PROXIAD FRANCE
April 1, 2024 - PresentResponsibilities include modeling and designing needs in UML, implementing REST API web services, developing Angular components, and providing training on various architectures (Hexagonal, microservice, modular) and development concepts (TDD, BDD). Also involved in Python training focused on artificial intelligence topics such as machine learning and deep learning. The work is executed in an internal project environment using a technical stack including Java 17, Angular, JPA, Hibernate, Spring Boot, Python, and various development and CI/CD tools.
Full Stack Developer CDI at INETUM PORTUGAL
March 31, 2024 - July 21, 2025Project work involved leading Angular development and senior Java responsibilities, establishing modular architecture, developing REST API services, designing Angular visual components, database modeling in UML, executing comprehensive testing, incident management, and code quality assurance using tools like Sonarqube. Responsibilities also included continuous deployment using Jenkins and Gitlab CI, contributing to functional and technical documentation, and maintaining banking platforms following Agile methodologies including TDD, BDD, and DDD.
Full Stack Developer CDI at Digin Factory
January 31, 2024 - July 21, 2025Led Angular and Java development for an application to visualize amortization and repayment deadlines for bank loans. Responsible for UML modeling, back-end development with Java Spring Boot, REST API services, unit testing with Junit, React JS component design, code reviews, and documentation. Adopted Agile methodology encompassing sprint planning, daily meetings, and retrospectives with a technical environment including Java 8, Spring Security, Postgres, Docker, React JS, and various CI/CD tools.
Full Stack Developer at Africawork
November 1, 2022 - July 21, 2025Worked on updating and enhancing the AFRIQUE WORK CRM platform by developing new functional needs, performing testing and deployments, and participating in drafting functional and technical documentation. Followed Agile practices including sprint planning, demos, and retrospectives. The technical environment included PHP, Symfony, Ajax, Doctrine, Git, and JavaScript.
Fullstack Developer CDI at Sanlam CI
July 31, 2022 - July 21, 2025Led various projects including fleet management, profitability calculation tools, complaint management, invoice editing, and claims management platforms. Responsibilities involved UML modeling, back-end Java development with Spring Boot, REST API modular services, Angular and React JS component design, unit testing, peer code review, and AI/dataset analysis. Technical environment included Java 8, Hibernate, AWS, AngularJs, React Js, Docker, and various databases. Followed Agile methodologies and ensured code quality with continuous deployment tools.
Full Stack Developer CDI at Cryptoneo
April 30, 2020 - July 21, 2025Developed electronic signature and contract certification platforms for CEPICI SIGN and ORANGE SIGN projects. Tasks included UML modeling, Angular visual component design, REST API services, unit and integration testing, SMS and file transfer services development, and participation in Scrum ceremonies. Technologies used included Java 8, Jax Rs, Hibernate, Spring Security, AWS, AngularJs, and MongoDB.
Full Stack Developer CDD at Achtag
November 30, 2018 - July 21, 2025Worked on MARKET PLACE project, a web platform for companies to create accounts and sell items. Responsibilities included UML modeling, developing modules for sectors such as catering, e-commerce, tourism, events, and news, implementing REST APIs, and frontend development for web and mobile. Also developed an automatic application generation system and update monitoring dashboard using a broad tech stack including Spring, Angular, Ionic, and Maven.
Full Stack Developer CDD at Veone
September 30, 2017 - July 21, 2025Developed MOOV CI Reporting Automation Platform enabling automated report generation and emailing. Responsibilities included UML design, functional and technical specifications definition, dashboard development for data extraction, and integration automation with client systems. Technical tools involved Spring Suite, Merise, Unix, SQL, and Hibernate.
Full Stack Developer CDD at Poste CI
September 30, 2016 - July 21, 2025Implemented a newsletter and messaging platform aimed at computerizing employee communication within Poste CI. Tasks involved needs assessment, conceptual design, web page design and integration, and messaging services development using MySQL, PHP, Apache server, and related technologies.
Education
Qualifications
Industry Experience
Financial Services, Software & Internet, Telecommunications, Professional Services, Energy & Utilities
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