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Artere Ecommerce

Développeur Full Stack

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Full-stack developer at ARTERE, an e-commerce consulting firm, building backend apps (Spring Boot, Express.js, Nest) and responsive frontends (React, Vue, Angular) for major retail clients. Covers the full lifecycle—analysis, design, development, testing, deployment, maintenance—in agile teams, with possible growth toward Tech Lead, Architect, or Project Manager.

Agile Angular CSS E-commerce Express.js +11 skills

DEVELOPPEURS FULL STACK PHP

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Permanent full stack PHP developer (Paris 17) embedded in a client group's IT service to maintain and modernize its PHP applications: refactoring code around a new API, meeting new business needs, and improving UX. Core stack: PHP with a framework, JavaScript/CSS, jQuery/Ajax/Bootstrap, SQL databases, Debian Linux.

AJAX API Bootstrap CSS Debian +9 skills

Cmconsulting Group

[Emploi] Développeur Full Stack

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Full Stack Developer at CM Consulting France: builds web and mobile applications for the company's operational needs, helps roll them out to end users, and maintains and evolves existing tools. The profile emphasizes clean, well-documented code, communication, and UI/design skills; no specific tech stack is named.

Développeur Backend Tech Freelance, télétravail 40 000 € à 50 000 €

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Fully remote freelance backend developer for ByTheWise's AI writing platform: build scalable APIs, manage databases, and keep backend services secure, reliable, and performant while working with AI engineers and frontend developers. Requires 3+ years of backend experience with Node.js, Python, or Go, cloud platforms, and SQL/NoSQL.

API AWS Azure Cloud GCP +5 skills

40K – 50K €

Développeur Java Backend — Microservices & Cloud

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Back-end Java developer at Twyce, a Paris-based digital transformation consulting firm. Day to day you design scalable Java microservices, collaborate with frontend and DevOps teams, and contribute to architecture and continuous improvement. Core stack: Java 11+, Spring, Agile practices, with a mentoring role for junior developers.

Agile DevOps Java Spring

Développeur Python Backend/ Infrastructure

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Permanent backend/infrastructure developer role (Paris 13, 2 days remote/week) in Caraz's 6-person Hosting squad, building the Python APIs behind its cloud hosting products (PaaS, VPS, IaaS) and improving virtualization (OpenStack, Xen) and containerization. Requires solid Linux systems, Python and SQL skills.

API Cloud DevOps IaaS Linux +6 skills

50K – 55K €

Développeur Backend Finance Java Senior — Projets Réels

NewBe an early applicant EuropeSenior

Senior back-end Java developer at eXalt IT, working on finance projects for clients in Paris. Day to day you build robust, scalable Java services with Spring Boot and Quarkus in real-time, high-volume environments, applying TDD/DevOps practices and collaborating closely with business teams and Product Owners.

DevOps Java Quarkus Spring TDD

Avanda Group AG

Remote Senior Quant Developer & Data Scientist (R/Python)

NewBe an early applicant EuropeSenior

Senior quant developer/data scientist working remotely from France, building in R and Python for risk systems: leading an R-framework migration, ensuring data quality in large dataset reconciliation, integrating REST APIs/JSON, and supporting cloud migration.

API Cloud Data Quality JSON Python +1 skills

Développeur Backend Bash Senior — Linux & PostgreSQL

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Senior backend developer at Kéoni Consulting maintaining and evolving a portfolio of critical applications in an Agile/SAFe setting: conducting impact studies, writing specifications, and managing Linux, PostgreSQL and Git environments while helping modernize and secure the systems.

Agile Git Linux PostgreSQL

Senior Fullstack Java & Angular Developer

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Senior fullstack developer in Paris building web applications: Java/Spring backend with SOAP/REST web services and Angular 10+ front ends, plus unit testing, delivery packaging, and acceptance-testing support with the business side. Tooling includes JSP, jQuery, Eclipse, Git/SVN, Maven, SQL. Fluent French and professional English required.

Angular Eclipse Git Java jQuery +7 skills

Java Azure Developer — Client & Contracts Platform

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Keoni Consulting is hiring a Java/Azure expert to join a BI/IT squad working on a client and contracts reference platform: redesigning the referential, deploying on Azure, and building an ODL with PostgreSQL. Day to day: fixing production incidents, writing specs, technical design, ElasticSearch monitoring, and data migration.

Azure Elasticsearch Java PostgreSQL

Test Bench Software Engineer (LabVIEW, Python)

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Software engineer designing and deploying test-bench and data-acquisition solutions, mainly with LabVIEW, TestStand, and Python. Day to day: requirements analysis, software development, and validation of automated test systems, with strong client interaction and rigorous technical documentation.

Senior Data Developer: Python, SQL & Spark on Hadoop

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Senior data developer at Keoni (Paris, on-site) building and maintaining data ingestion pipelines for Cloudera Hadoop-based platforms, populating the data lake, and supporting users in a high-demand production environment. Core stack is Python, SQL, Shell, and Spark; the role also involves mentoring juniors and reviewing code.

Bash Cloudera Data Ingestion Hadoop Power BI +4 skills

Senior API Developer — Python, REST & Security

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Design, build and maintain robust, secure REST APIs in Python for a French domain-name registration and web-hosting company, fixing anomalies and producing high-quality code with a focus on security and performance.

Développeur Backend C — Applications Critiques

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Kéoni Consulting is hiring a C backend developer to maintain and evolve a portfolio of critical applications within a service center in Paris. Day to day: impact analysis, specification writing, managing qualification/acceptance environments, and contributing to system modernization and security.

Java/Azure Developer – ON

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Java/Azure developer joining a squad that manages the customer and contract reference data of a bank's information system, including a 2026 rebuild project. Day to day: handling production incidents, developing fixes and evolutions on Stibo STEP and Java/Azure services with PostgreSQL, writing specs, technical design, and setting up Elasticsearch monitoring.

Agile Azure Elasticsearch Java PostgreSQL +1 skills

Développeur Backend Java & Kafka Senior — Télétravail

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Senior backend developer at IT consultancy act digital: design, build, and maintain Java (Spring Boot) applications and Kafka event-driven streaming flows, ensure code quality and production follow-up (CI/CD, monitoring), and collaborate with Product, Data, and Infrastructure teams. Requires 7+ years of Java backend experience.

API AWS Cassandra CI/CD Cloud +18 skills

Junior Java Developer - Market Finance & Middle Office

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Junior Java developer at OMICRONE in Paris building and evolving a Middle Office application for equity markets: developing transaction transmission flows and regulatory reporting, plus testing, maintenance, and level-3 production support.

Audensiel Technologies

Développeur Backend C# / Python — Banque

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Backend developer at Audensiel Technologies' Dijon office, developing, evolving, and maintaining banking applications in Agile using C#/.NET and Python, with REST APIs and unit tests. Requires 2-3 years' experience plus SQL, Git, and CI/CD; Docker and banking experience are a plus.

Agile API CI/CD C# Docker +4 skills

Impactful Java Developer for Social Action IT Project

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Java developer building management applications for a social action IT project in Paris: Java/J2EE distributed architectures with REST and SOAP services, Spring, Hibernate, and Angular, using Git, Maven, and Jenkins in agile Scrum/Kanban teams and working with PostgreSQL/MariaDB databases.

Agile Angular Eclipse Git Hibernate +12 skills