Senior JavaScript Developer

il y a 3 jours


Paris, Île-de-France Jobgether Temps plein
This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior JavaScript Developer (MarTech) in France. This role is an exciting opportunity to build and maintain high-performance marketing technology platforms in a fast-paced, international environment. As a Senior JavaScript Developer, you will primarily focus on backend development while contributing to full-stack projects that power landing pages, experimentation platforms, and analytics tools. You will work with modern technologies such as , TypeScript, MongoDB, Kafka, and ClickHouse, designing REST-like APIs and ensuring system reliability and scalability. The position offers collaboration with distributed teams, ownership over CI/CD pipelines, and involvement in performance optimization and testing strategies. Your contributions will directly impact marketing automation capabilities and the performance of high-traffic digital products. Accountabilities:
  • Lead backend and full-stack development efforts for marketing technology platforms, including REST-like APIs and experimentation tools.
  • Maintain and optimize high-performance landing pages platforms with features like A/B testing and multi-armed bandits.
  • Develop and maintain CI/CD pipelines using tools such as GitHub Actions.
  • Build and support systems using , TypeScript, MongoDB, Kafka, ClickHouse, and Cloudflare Workers.
  • Write unit and integration tests to ensure robust and reliable software delivery.
  • Collaborate with cross-functional teams to design scalable, maintainable, and high-load applications.
  • Ensure backend performance, stability, and adherence to modern web architecture best practices.
Requirements:5+ years of experience in JavaScript/TypeScript development with a strong backend focus.Deep understanding of modern web application architecture and REST-like APIs.Hands-on experience with , TypeScript, and backend frameworks for high-throughput applications.Familiarity with Docker and container orchestration for development and deployment.Knowledge of frontend basics: HTML, CSS, layout, and vanilla JavaScript.Experience with CI/CD tools and maintaining pipelines (e.g., GitHub Actions).Experience working with NoSQL databases and query optimization principles.Ability to develop, maintain, and optimize high-load systems with a focus on performance and reliability.Excellent communication skills and ability to work with international, distributed teams. Benefits:Fully remote work opportunity with global flexibility.28 calendar days of vacation per year plus 7 wellness days for personal time or recovery.Referral bonuses up to $5,000 for successful candidate recommendations.50% coverage for professional training, conferences, and international meetings.Corporate discount for English lessons.Health benefits or reimbursement up to $1,000 annually for medical expenses.Reimbursement for home or coworking workspace setup up to $1,000 every 3 years.Access to an internal gamified gratitude system for peer bonuses redeemable for merchandise or activities. Why Apply Through Jobgether? We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best  Why Apply Through Jobgether? 
Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.

#LI-CL1 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
  • Javascript Developer

    il y a 2 semaines


    Paris, Île-de-France Rakuten France Temps plein

    Prêt(e) à vous déployer ? Alors bienvenue chez Rakuten France A vous :le projet exaltantle mouvement et les perspectivesle plaisir de se lever le matinle management qui fait grandirl'envergure et la taille humaineSi vous vous retrouvez dans nos piliers, rejoignez l'équipe User Care au poste de Javascript Developer A propos de l'équipe User Care...


  • Paris, Île-de-France SOLUTEC Temps plein

    du posteRejoignez AUBAY SOLUTEC, ESN de plus de 4300 collaborateurs en France. Spécialisée dans l'ingénierie informatique et l'accompagnement de grands comptes dans leurs projets informatiques depuis plus de 30 ans, notre culture repose sur l'innovation, l'agilité et la collaboration. Nous offrons à nos collaborateurs des missions variées dans des...


  • Paris, Île-de-France Collective Temps plein

    Budget: 400€/dayOffre d'emploi - Développeur Fullstack JavaScript SeniorPoste recherchéDéveloppeur Fullstack JavaScript confirmé seniorDescription du posteNous recherchons un développeur fullstack JavaScript expérimenté pour un démarrage rapide en Île-de-France.Profil recherchéExpertise confirmée en développement fullstack JavaScript + Vue +...

  • Développeur JavaScript

    il y a 4 heures


    Paris, Île-de-France ACENSI Temps plein

    Nous recrutons un(e)Développeur(se) confirmé(e)enJavaScript & Pythonpour rejoindre une équipe dynamique sur des projets à forte valeur ajoutée.Votre rôleDéveloppement et évolution d'applications (back / front selon profil)Conception de solutions robustes et maintenablesParticipation aux choix techniques et aux bonnes pratiques de devCollaboration...


  • Paris, Île-de-France Collective Temps plein

    Budget: 450Offre d'emploiDescriptif du posteNous recherchons un développeur fullstack JavaScript avec une orientation backendProfil recherchéExpérience : minimum 6 ansCompétences frontend : ReactJS, NextJSCompétences backend : NodeJS, NestJSTests unitairesCompétences DevOpsProfil orienté backendConditionsDémarrage : dès que possible

  • Développeur JavaScript

    il y a 2 jours


    Paris, Île-de-France Sander Temps plein

    Développeur·se Fullstack JavaScript (NestJS / / TypeScript) – Secteur PresseNous accompagnons l'un de nos partenaires, un acteur reconnu dusecteur de la presse et du numérique, dans la recherche d'unDéveloppeur Fullstack JavaScript expérimenté.Vous rejoindrez uneéquipe tech à taille humaine, agile, autonome et proche du produit, au cœur d'un...


  • Paris, Île-de-France Jobgether Temps plein

    This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Full Stack JavaScript Engineer in France. In this role, you will take ownership of both frontend and backend systems, building scalable, high-performing web and mobile applications. You will collaborate with product and design teams to deliver seamless...


  • Paris, Île-de-France Infotel Temps plein

    Infotel Conseilaccompagne les directions Informatiques et Métiers des grandes entreprises depuis plus de40 ans(Airbus, BNP Paribas, Banque de France, BPCE, Air France, Arkéa, Stellantis, etc.). C'est aujourd'hui plus de3 000 Infotéliensqui ont rejoint le groupe en France (Paris, Toulouse, Lyon, Bordeaux, Lille, Rennes, Nantes, etc.) et à l'étranger (UK,...


  • Paris, Île-de-France Sander Temps plein

    Nous accompagnons l'un de nos partenaires, un acteur reconnu dusecteur de la presse et du numérique, dans la recherche d'unDéveloppeur Fullstack JavaScript expérimenté.Vous rejoindrez uneéquipe tech à taille humaine, agile, autonome et proche du produit, au cœur d'un environnement àfortes contraintes de performance, de sécurité et de...


  • Paris, Île-de-France Fleet Temps plein

    Today, we are looking for anSenior Full-Stack Web Developerto support the development of our dev team's skills.The role will involve leading development projects on Fleet's current platform.As part of Fleet's Tech team, they will be responsible for developing new features and integrating them into the current platform:Very good level of JavaScript (React +...