Freelancer profile translated to English.
Back to original languageAbout Feki
Study and development engineer with 6 years of experience in the design and implementation of web and mobile applications. I support companies in all stages of the software lifecycle: analysis, development, integration, deployment, and optimization.
Accustomed to complex environments, I master Backend (Java, Spring Boot, Quarkus, Node.js, Express.js) and Frontend (Angular, Ionic, Typescript) development, with expertise in setting up CI/CD pipelines and cloud deployment (Cloud Foundry, Docker, Kubernetes).
My approach is quality and performance oriented: I implement automated tests, robust pipelines, and DevOps practices to accelerate delivery while ensuring application reliability.
My expertise:
Java backend development (Spring Boot, Quarkus), Node.js, REST API, SOAP
Angular, Ionic, Typescript frontend development
Databases: MongoDB, MariaDB, PostgreSQL
DevOps: CI/CD with GitLab & Jenkins, Docker, Kubernetes, Cloud Foundry
Tests & quality: JUnit, Postman, continuous integration
Integration & deployment: Pipeline setup, environment management, monitoring
English
Native or bilingual
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- Sofrecom TunisieDevOps and Deployment AutomationJanuary 2023 - April 2024 (1 year and 3 months)Setup of GitLab and Jenkins CI/CD pipelines to automate building and deployment.Container management with Docker and orchestration via Kubernetes.Integration of SSL certificates and configuration of truststores/keystores to secure exchanges.Setup of monitoring and alerting (Grafana, Prometheus, Kibana).Optimization of application log supervision (ELK).Participation in the industrialization of deliveries and reduction of time-to-production.
- Sofrecom TunisieFull-Stack DeveloperApril 2019 - May 2021 (2 years and 1 month)Design and development of secure REST APIs in Java / Spring Boot.Creation of ergonomic and responsive Angular interfaces (complex form management, dynamic validation).Setup of JWT authentication and user role management.Writing unit and integration tests (JUnit, Karma/Jasmine).Participation in Agile rituals (daily, sprint review, retrospective) and Jira tracking.Writing technical documentation to facilitate maintenance.
- Sofrecom TunisieFull Stack Study and Development EngineerApril 2019 - Today (7 years and 2 months)BackendDesign and development of REST and SOAP microservices.Implementation of authentication and authorization mechanisms via JWT, OAuth2, Basic Auth.Creation of secure APIs with role and permission management.Server performance optimization.Setup of health checks and monitoring endpoints.Integration with external services (third-party APIs, partners, legacy systems).Advanced HTTP header management for routing, security, and auditing.Management and processing of large volumes of real-time data.Development of internal tools to automate certain business tasks.Implementation of unit and integration tests to ensure code quality.FrontendDevelopment of responsive interfaces with Angular.Creation of complex forms with dynamic validation and business rules.Integration and consumption of REST APIs with error and security management.Optimization of loading time and client-side performance.Complex state management with services.DevOps & AutomationSetup and maintenance of CI/CD pipelines with GitLab CI.Automation of deployments on Cloud Foundry, Docker.Use of Ansible for server provisioning and configuration.Multi-branch environment management.Integration and automated renewal of SSL/TLS certificates.Monitoring and optimization of server resources.Deployment & SupervisionConfiguration and operation of Kibana / Elastic Stack for log analysis.Setup of dashboards and alerts to detect anomalies.Monitoring of application performance and optimization of critical code.Rapid diagnosis and resolution of production incidents.
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Education
- Telecommunication Engineering CycleHigher School of Communication of Tunis Sup'Com2018Cycle d'ingénierie en Télécommunication
- Studies DiplomaPreparatory Institute for Engineering Studies of Sfax2016Diplôme d'études