Intermediate / Senior FullStack Developer – App (TypeScript & Python) Jobs

Descartes Underwriting

Location:
France, Paris

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Due to our consistent growth, we are seeking to expand our Data, Software and DevOps team. At the core of our company, your missions will focus on building interactive web applications, testing and refactoring code, introducing object oriented patterns, and profiling and optimizing TypeScript and python codes.

Job Responsibility:

Build interactive web applications
Testing and refactoring code already used in existing project
Introducing object oriented patterns in functional code
Profile and optimizing TypeScript and python codes
Develop, optimize, update and deploy software for portfolio management, in-depth analysis of risk models, interactive forms and data visualization, export of outputs adapted to users, monitoring of contracts and associated data, testing and validation of existing solutions
Maintain the software solution with version management, technical documentation, programming best practices
Support, test and correct the tools of continuous integration and continuous development (CI/CD), data storage, modularization and containerization of IT solutions, connection to external and internal API’s
To participate in assessment and definition of user needs, conversion of technical specification into software development tasks, bug tracking management, software evolution management, choice of technical solutions, discussions with IT partners, improving the skills of technical staff, managing the access and rights of users of internal tools

Requirements:

Good knowledge in javascript and python
Experience with Docker
Good knowledge in English and fluency in French
Familiar with production development workflow (code reviews, fast forward git policy, pair coding, SCRUM)
From 4 years of experience
Desire to train junior developers and explain software design and good practices
Desire to keep learning from more experimented developers
Desire to suggest improvements in architecture or features
Ability to understand break epic track in achievable issues
Excellent communication skills, in both formal and informal settings, and in English and French
Strong interest with climate issue
Being comfortable to work alongside corporate insurers
You enjoy CI/CD automation
Willingness to help junior developers
Strong team spirit and ability to work
Rigorous, creative and meticulous mind
Strong desire to learn
Eagerness to work in a multi-cultural environment

Nice to have:

Experience working with public API
Experience building interactive apps with React JS
Experience working with GCP or equivalent cloud providers
Experience in a microservices architecture
Experience in Agile or TDD
Knowledge of Node JS
Contribution to an open source project

What we offer:

Opportunity to work and learn with teams from the most prestigious schools and research labs in the world
Commitment from Descartes to its staff of continued learning and development
Work in a collaborative & professional environment
Be part of a dynamic international team, passionate about diversity
Join a company with a true purpose
A competitive salary, bonus and benefits
You can benefit from a punctual home office days

Additional Information:

Job Posted:
December 08, 2025

Work Type:

Hybrid work

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Intermediate / Senior FullStack Developer – App (TypeScript & Python)