Backend Web Developer
il y a 1 semaine
Designing, developing, and maintaining robust backend services and RESTful APIs to support scalable web applications.Position OverviewWe are seeking a proficient Backend Web Developer to build and maintain server-side logic, databases, and APIs that power modern web applications. The ideal candidate will have strong experience with backend frameworks and languages including Java, .NET/C#, and Python, along with designing RESTful APIs and ensuring system scalability and security.You will collaborate closely with front-end developers, DevOps, and product teams to deliver reliable backend solutions that meet business needs.Key ResponsibilitiesDevelop and maintain RESTful APIs and backend services to support web and mobile applicationsWrite clean, maintainable, and efficient server-side code in Java, .NET/C#, Python, or similar languagesImplement authentication, authorization, and security best practices in backend systemsDatabase Management & IntegrationDesign and optimize database schemas and queries (SQL and NoSQL databases)Integrate third-party services and APIs as neededEnsure data consistency, integrity, and performance across backend systemsWork with front-end developers to integrate user-facing elements with server-side logicParticipate in code reviews, testing, and troubleshooting to maintain code qualityCollaborate with DevOps teams to deploy and monitor backend services, ensuring uptime and scalabilityPerformance & SecurityOptimize backend processes for speed, scalability, and reliabilityImplement logging, monitoring, and alerting for backend systemsAddress security vulnerabilities and apply patches proactivelyRequired Qualifications7+ years experience in backend development with expertise in at least one language: Java, .NET/C#, or PythonProven experience designing and implementing RESTful APIsStrong understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB)Familiarity with authentication mechanisms (OAuth, JWT, etc.) and security best practicesExperience with version control systems (Git) and collaboration toolsPreferred QualificationsDegree in Computer Science, Software Engineering, or related fieldKnowledge of containerization and orchestration tools (Docker, Kubernetes)Experience with cloud platforms (AWS, Azure, GCP)Familiarity with microservices architecture and event-driven systemsUnderstanding of CI/CD pipelines and automated testing frameworks #J-18808-Ljbffr
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Front-End Web Developer
il y a 1 semaine
Paris, France Blackfluo.ai Temps pleinYou will collaborate with UX/UI designers, backend developers, and product teams to deliver seamless and scalable web experiences.Key ResponsibilitiesFront-End DevelopmentImplement interactive charts and data visualizations using libraries such as D3.js, Chart.js, or HighchartsBuild and maintain Progressive Web Apps (PWAs) with offline capabilities, push...
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Backend Developer
il y a 2 semaines
Paris, France OpenWeb Temps plein**We create a safe space for communities to thrive.**: OpenWeb is on a mission to increase the quality of conversations online. We build technologies that create thriving and engaged communities, reduce toxicity, and increase safety - improving the quality of civil discourse and supporting independent journalism. Today, OpenWeb works with more than 1000...
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Senior Backend Web Developer
il y a 2 jours
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il y a 1 semaine
Paris, France Scality Temps pleinAbout Scality:Scality solves organisations’ biggest data storage challenges — security, performance, and cost. Designed to provide the strongest form of immutability plus end-to-end cyber resilience, Scality solutions safeguard data at five core levels for unbreakable ransomware protection. Delivering utmost resilience, Scality makes storage...
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Backend Developer
il y a 1 semaine
Paris, France Earnix Temps pleinJoin to apply for the Backend Developer role at Earnix. 2 days ago – Be among the first 25 applicants. What You'll Do Design, develop, deliver, and document secure and scalable backend services and APIs for Earnix features, leveraging modern cloud‑native architectures. Build and maintain microservices‑based systems with high availability and...
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Ruby On Rails Backend Developer
il y a 2 semaines
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Backend Developer
il y a 1 semaine
Paris, France Earnix Temps pleinAs 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...
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Senior Backend Developer
il y a 5 heures
Paris, France Business At Work Temps plein# Senior Backend Developer## ShareID is hiring!ShareID is an innovative scale-up specializing in real-time identity verification. Our mission: enable companies to secure access to their services while offering a smooth and instant user experience.We build cutting-edge technological solutions combining biometrics, AI, and cryptography, used by...
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Backend Developer
il y a 2 semaines
Paris, Île-de-France Earnix Temps pleinAs 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 capabilitiesWhat You'll DoDesign, develop, deliver, and document secure and...
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Senior Backend Python Developer
il y a 1 semaine
Paris, France Collective.work Temps pleinSenior Backend Python Developer - Freelance 1 week ago – Be among the first 25 applicants. Budget: 590 We’re supporting a fast-growing French scale‑up operating several SaaS products and a B2B marketplace, with strong technical challenges around scalability, reliability and performance in an international context. Mission – Key Responsibilities...