Sahbi Romdhani
Backend Engineer | Node.js, NestJS, TypeScript
Salary / Daily rate
Sousse, Tunisia
Freelance, open to permanent contract
Remote only
Skills
Languages
About me
Intro
I’m a backend-focused software engineer with 4 years of experience, currently working with my main company on education-focused projects. My recent work has pushed me to explore design patterns and system architecture, and I’m eager to keep growing by learning from books and turning that knowledge into real, working solutions. Previously, as a consultant at IQVIA, I worked with massive healthcare datasets and delivered tangible impact: I refactored legacy code, reducing it by 30% and doubling
Work experience
Backend Developer (Consultant at IQVIA)
ADN EXPERTISE
Nov 2023 - Present
3 years
Sousse, Tunisia · Hybrid
Built robust monolithic backend systems powering SaaS web applications across multiple domains, ensuring performance and maintainability using NestJS, TypeORM, PostgreSQL. Identified and resolved N+1 query problems, optimizing database queries to reduce response times by 80% and significantly enhance system responsiveness. Refactored a key legacy function, resulting in 30% less code and a 2x increase in execution speed, enhancing efficiency and maintainability. Implemented gRPC integration between NestJS and FastAPI to deliver AI-powered calendar templates, enabling automated scheduling for multi users and cutting manual planning effort. Designed and delivered RESTful APIs to manage complex workflows, improving reliability in high-impact projects. Wrote comprehensive unit and integration tests with Jest, raising code coverage to 80%+. Collaborated in Agile sprints, conducted code reviews, and ensured best practices adoption across the team.
Hormiga-services
Mar 2021 - Dec 2023
2 years 10 months
Remote, OR 97458, USA
Full Stack Engineer
Aug 2021 - Dec 2023
2 years 5 months
Remote, OR 97458, USA
Developed full-stack JavaScript solutions using NestJS for backend services and Angular for frontend interfaces. Designed and built an online shopping platform that streamlined communication among suppliers, customers, and delivery personnel, improving operational efficiency and enhancing user experience. Architected and implemented scalable backend applications leveraging MongoDB to ensure efficient data storage and retrieval. Developed responsive Angular components and created reusable UI modules to support a consistent and maintainable frontend architecture. Integrated RESTful APIs into frontend features, delivering seamless and responsive user experiences across devices. Mentored and supervised interns, providing hands-on guidance and technical support to accelerate their skill development and integration into the team.
Graduation Project
Mar 2021 - Jul 2021
5 months
Create platform for online shopping that facilitates communication between suppliers, customers, and delivery personnel, with inventory management ,status package tracking and downloading bills pdf or print it
Education
EPI - International Multidisciplinary School
Ingénieur
2016 - 2021
4 years 11 months