Emplois de senior backend software engineer python – Paris

About BlaBlaCar BlaBlaCar is the world’s leading community-based travel app enabling 27 million members a year to carpool or travel by bus in 21 countries. Our team of 800 employees counts over 50 nationalities and is spread across our 5 global offices, 30% working fully remotely. Your Mission We are looking for a Software Engineer to join the Train...

The Role As a DevOps Engineer – Backend, you will play a key role in designing, automating, and maintaining the infrastructure that powers our backend systems. You’ll work closely with developers to streamline deployments, improve scalability, and ensure our services are reliable, secure, and cost-effective. By building efficient CI/CD pipelines,...

Skello, hub central à Paris, recherche un Senior Software Engineer Backend pour renforcer l'équipe Tech. Vous contribuerez à des fonctionnalités IA et à l'architecture backend robuste, tout en travaillant sur des migrations et des évolutions technologiques.Le poste s'inscrit dans un contexte hybride à Paris, avec une culture orientée qualité et...

As a Back End Developer at Earnix, you will be an integral part of our Engineering team, reporting to the Group Lead to Agentic AI. You will interact with AI Product Owners, Architects, and LLMOps to conceive technical solutions for our product, particularly by leveraging LLM capabilities. What You'll Do Design, develop, deliver, and document secure and...

Skynopy PresentationSkynopy is a fast-growing New Space company connecting Earth Observation satellites to the ground. We make sure the critical data they capture reaches the ground fast, every time. We combine our own global network of antennas with strategic partners to ensure data flows seamlessly between space and Earth. Founded in 2023 by former Loft...

You build the systems that actually make AI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real client organizations. The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in production, you have...

You build the systems thatactually makeAI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real client organizations. The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in production, you have owned...

ContexteLa mission vient dans le contexte d'un projet de gestion (Build + Run) d'une plateforme data sur GCP pour les données de l'entreprise.Interlocuteurs : Directeur Data, Data Analysts, Data Engineers, Data Scientists, Product Owners, Équipe Métier.MissionsMise en place de pipelines d'ingestion des données cliniques depuis les systèmes on-premise...

Poste à pourvoir à Paris, Bordeaux ou Rennes. Vous voulez contribuer à des projets uniques pour construire ensemble le cloud libre ? Allons-y! Chez OVHcloud, nous sommes animés par la même volonté, celle de construire l’avenir ensemble pour défendre la liberté d’innover. OVHcloud est un acteur mondial et le leader européen du Cloud opérant plus...

À proposSimundia, c'est une équipe d'une quarantaine de talents, ultra motivés et engagés autour d'une mission qui nous fait vibrer : permettre à chacun de transformer ses aspirations en actions !Notre solution ?Le coaching situationnel®, une expérience de coaching digital à la fois flexible, concret et efficace.Comment ça marche ?C'est simple : 3h...

Mistral AI’s Defense team is seeking an experienced software engineer with a strong background in data engineering or distributed systems to shape architecture, write production code, and own major software components from design through deployment.This senior/Staff level role offers broad ownership in a small team and requires collaborating across data...

About Us Harmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission‑critical systems to allied forces. Our work is guided by clear values: building technologies with real-world...

Parsio seeks a founding engineer to own the core backend and AI systems in Paris. You will build in Python and TypeScript, report to the Co-founder & CTO, and collaborate with the CEO daily. You will define architectural direction and ship high-impact features for cost modeling and data extraction.This is a hands-on builder role with end-to-end ownership,...

Software Engineer — AI / Distributed Systems I’m recruiting for a fast-growing tech startup building the next generation of AI infrastructure. The team is tackling highly ambitious technical challenges around distributed systems, agent orchestration, AI infrastructure, reliability, and scaling. We’re looking for a Senior Software Engineer to join a...

Since 2014, Wiremind has positioned itself as a tech company transforming the world of transport and events with a 360° approach combining UX, software, and AI. Our expertise lies primarily in optimizing and distributing our clients' capacity. We work on various projects such as ticket forecasting and pricing, 3D optimization of air freight or scraping...

A tech company focused on social technology is looking for a Mid-Senior Backend Developer to design and implement high-performance backend services. You will write clean and efficient code, build APIs that manage high request volumes, and work closely with frontend engineers. This role offers a competitive salary, equity, unlimited holidays, and a supportive...

BeReal, supported by Voodoo, is expanding its backend to scale to hundreds of millions of users. We seek a backend engineer with strong Go skills and experience building high-volume APIs in distributed systems.You will join a tiny, autonomous team of world-class engineers and help shape critical infrastructure for our social app. You will collaborate with...

Morpho is a leading DeFi lending protocol seeking an experienced backend engineer to build and own the Consumer API stack. You will craft reliable, high-performance TypeScript/Node services, design REST and GraphQL interfaces, and ensure data accuracy at scale.You will collaborate with frontend teams, improve data pipelines on PostgreSQL, and contribute to...

bsport is seeking a Staff Backend Engineer to shape the technical direction of our platform as we scale across Europe. You will join our Barcelona and Paris engineering efforts, own cross-team problems, and help design scalable services, data models and APIs.You will mentor engineers, drive architectural decisions, and push for reliability and observability...

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.The Company operates Snapchat , a visual messaging app that enhances your...