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Jérémie EstevesJE

Jérémie Esteves

Senior Backend Developer — Symfony / API

€450/day
7 projects
Lille, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jérémie

Web developer for over 10 years, I design and evolve custom applications: business platforms, SaaS, marketplaces, APIs, and internal tools.

I am involved in the entire project lifecycle: needs analysis, technical choices, architecture, development, integration of external services, testing, deployment, and maintenance.

My priority: to understand your business to build a reliable, maintainable, and truly useful solution — without unnecessary complexity.

My way of working
  • Listening and clarifying needs
  • Regular and transparent communication
  • Autonomy and commitment to deadlines
  • Technical and functional advice
  • Attention to security, performance, and code quality
  • Global product vision and attention to detail

My services
  • Development of web applications and SaaS platforms
  • REST API design and backend architecture
  • Creation of marketplaces, client areas, and business tools
  • Integration of payments, authentication, storage, and third-party services
  • Modernization and migration of existing applications
  • Optimization of performance, security, and maintainability
  • Automation of business processes
  • Docker, CI/CD, monitoring, and deployment
  • Audit and support in technical choices

Skills

**Backend**: PHP, Symfony, TypeScript, Node.js, NestJS, REST API, Directus

**Data**: PostgreSQL, MySQL, MariaDB, MikroORM

**Frontend**: JavaScript, TypeScript, HTML, CSS/SCSS, Vue.js, Next.js

**Tools and Integrations**: Docker, Git, CI/CD, Sentry, Stripe, OAuth/JWT, S3/MinIO, VPS


I can work on a project basis, take over an existing application, or support your project long-term.

Do you have a project or a technical problem to solve? Contact me to discuss it: the first consultation is free and without obligation.
  • English

    Conversational

  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • MyFlexiPark
    FullStack Developer
    TRANSPORTATION
    January 2023 - Today (3 years and 6 months)
    Continuation of the MyFlexiPark project (2019-2022)
    API Vue.js Quasar Symfony 4
  • Eatic
    FullStack Developer
    RESTAURANTS AND FOOD SERVICE
    January 2022 - December 2022 (11 months)
    - Design and development of a meal reservation web application similar to UberEat, with a user-friendly interface and optimized user experience.
    - Use of Vue.js to create a dynamic and responsive user interface, with features such as restaurant search, menu browsing, and order placement.
    - Use of TypeScript to develop a robust and high-quality web application, reducing coding errors and improving code maintainability.
    - Use of Express to build the back-end REST API, using object-oriented design principles and proven practices to ensure application scalability and performance.
    - Use of MongoDB to store and manage application data, using techniques such as data modeling and indexing to optimize performance.
    - Integration of Stripe to facilitate online payments, ensuring the security and confidentiality of user sensitive data.
    - Unit and functional tests to ensure code quality and that all application features function as expected.
    - Collaboration with an agile development team, using tools such as Git, Jira, and Slack to facilitate communication and code sharing.
    - Documentation of code and development processes to ensure transparency and traceability of work performed.
    Express TypeScript Vue.js API REST
  • MyFlexiPark
    Fullstack Developer
    TRANSPORTATION
    December 2019 - December 2021 (2 years)
    - Design and development of a REST API with Symfony, using best object-oriented programming practices and adhering to SOLID principles.
    - Use of Vue JS to create a dynamic and responsive user interface, with features such as pagination, search, and error handling.
    - Integration of the REST API with Vue JS to create a complete web application, using techniques such as dependency injection and service utilization.
    - Implementation of a robust software architecture, with a clear separation between presentation, business logic, and data persistence layers.
    - Use of libraries and tools such as Doctrine, Twig, Webpack, and Babel to facilitate code development and maintenance.
    - Active participation in a framework migration, porting an existing application from an old framework to Symfony and Vue JS.
    - Analysis and evaluation of the differences between the two frameworks, identifying the advantages and disadvantages of each and proposing solutions for problems encountered during the migration.
    - Unit and functional tests to ensure code quality and that all application features function as expected.
    - Collaboration with an agile development team, using tools such as Git, Jira, and Slack to facilitate communication and code sharing.
    - Documentation of code and development processes to ensure transparency and traceability of work performed.
    Symfony 4 Quasar Framework Vue.js REST

Reviews

5.0

Out of 7 ratings

NicolasN

Nicolas

M'Perf

Reviewed on 8/23/2019

A truly invested professional whom I highly recommend! Quality of work: 10/10 Availability: 10/10 Respect for deadlines: 10/10 Jérémie truly supported me throughout my project and perfectly met my expectations. He was very available during the entire mission and I would work with him again without any doubt.
F

François-Michel

MyflexiPark

Reviewed on 6/30/2020

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Education

  • Multimedia Project Manager - Development
    OpenClassroom
    2016
    Diplôme “Chef·fe de projet multimédia”* enregistré au RNCP, de niveau II reconnu par l’État (équivalent au niveau Bac+3/4). Ce diplôme est délivré par ECAD consultants - IESA multimédia. En savoir plus : https://openclassrooms.com/paths/chef-de-projet-multimedia-developpement

Certifications

  • Javascript
    OpenClassrooms
    2016
    JavaScript
  • Wordpress
    OpenClassrooms
    2016
    Wordpress CMS

Skill set

Categories