qa engineer backend

À propos d’UpcitiUpciti développe des capteurs de vision embarqués à faible consommation et une infrastructure cloud souveraine permettant de comprendre et piloter la ville en temps réel.Nos solutions combinent edge computing, computer vision et data engineering pour fournir une vue globale et actionnable des environnements urbains : mobilité,...

Role OverviewAs a Senior Backend Engineer at CardNexus, you'll play a pivotal role in designing and implementing the architecture for our all-in-one TCG platform. As an early employee, you'll have the autonomy to shape our systems and infrastructure, ensuring scalability, performance, and reliability for a high-traffic marketplace. We're fostering a culture...

About the roleWe’re looking for a top‑tier Backend Engineer to join our tech team and work hand‑in‑hand with our CTO, Denis Charrier, and the rest of the tech team.Your core responsibilities will be to:Build and operate large-scale, distributed systems powering AI-ready web searchDevelop APIs, data pipelines, and microservices for indexing,...

About the Role Based in Paris or Bordeaux, the future Senior Backend Developer will be a key player in our Tech team. Working closely with our Head of Software, you’ll help us scale our systems and accelerate our product development. This role is a mix of deep technical ownership, hands-on architecture work, and high-impact feature development. Inside our...

ACV is a technology company that has revolutionized how dealers buy and sell cars online. We are transforming the automotive industry. ACV Auctions Inc. (ACV), has applied innovation and user-designed, data driven applications and solutions. We are building the most trusted and efficient digital marketplace with data solutions for sourcing, selling and...

Job Description Chariot’s engineering hire will be responsible for taking the Chariot platform to the next level. You will lead the evolution of our banking product, DAF product and technology strategy, along with building a growing team of software engineers. You will work closely with the CEO and team of founding engineers to build out a product that can...

Design and implement robust, scalable, and secure backend services for AI-powered productsWork closely with data scientists and ML engineers to integrate models into production systemsBuild and optimize APIs, microservices, and data pipelines for real-time and batch processingEnsure low-latency inference, efficient model deployment, and resource...

Remote Jobs • Flexible project Backend Security Engineer Skills include Python3, JAVA, Rust. 300 openings shown by micro1. PLATFORMmicro1 LOCATIONRemote • eligibility varies PAY$30–$100/hr SCHEDULEProject based LAST CHECKED2 Oct 2026 THE OPPORTUNITY Put your skills to work. Skills include Python3, JAVA, Rust. 300 openings shown by...

Software Engineer – Backend at Helsing Who We Are Helsing is a defence AI company dedicated to protecting democracies. Our mission is to achieve technological leadership so that open societies can continue to make sovereign decisions while maintaining ethical standards. We are an ambitious, committed team of engineers, AI specialists, and customer‑facing...

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...

Job Summary: We are seeking a highly analytical and detailed oriented Backend Engineer Annotator to support the development, evaluation, and improvement of Artificial intelligence. As the Backend Engineer you will play a critical role in training AI modes by reviewing, annotating, validating, and improving backend engineering datasets, code samples, and...

Spendesk is seeking a Backend Software Engineer (IC3) to join the AI & Data Products squad. You will design, build, and operate backend services powering AI-native product features, turning ML and LLM outputs into reliable product capabilities.You will work with ML Engineers to productionize models and integrate AI into user workflows, ensuring security and...

About Air Apps At Air Apps, we believe in thinking bigger - and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and live. Born in Lisbon, Portugal, in 2018 - and now with...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Engineer, MTA based in France. This is an opportunity to build and operate the backend infrastructure that powers high-volume email delivery at scale. You’ll work on critical systems spanning SMTP delivery, routing,...

Groupe indépendant de conseil en transformation digitale de près de 1800 collaborateurs, Néosoft s’est construit, depuis 2005, sur un modèle qui place l’excellence, le dépassement de soi et la RSE au cœur de sa stratégie. En nous rejoignant, vous intégrez des communautés d’experts et de talents qui vous permettent de développer vos...

Mission and challengesEt si tu venais révolutionner le monde de l’impression photo avec nous ?Avec la croissance de Pictarine, nos projets se sont multipliés et les besoins de QA ne font que croître. Tu rejoindras l'équipe QA au sein du pôle Frontend regroupant aujourd'hui les teams Android, iOS, Web, QA et Tooling.Que ce soit pour sécuriser notre...

lefty.io is an influencer marketing platform that empowers brands to optimize their strategy and automate their workflows. We help brands and agencies run top-performing influencer programs end-to-end: from talent discovery & qualification, to relationship management, automated campaign reporting, performance measurement, and competitive benchmarking. The...

Pixid is entering an ambitious transformation phase and is looking for the next builders of this change!The platform is highly configurable and used by multiple international stakeholders, making the challenge particularly stimulating.PIXID manages more than 222,000 companies connected to over 12,000 temporary work agencies. Each month, they exchange more...

Senior Software Quality Assurance Engineer – Join Darwin Partners ! Paris preferred – Open to candidates based elsewhere with regular travel (4 days per month) At Darwin Partners, we don't just recruit: we support our consultants throughout their careers by connecting them with projects that match their expertise and ambitions. With a dynamic,...

DescriptionPayplug est la solution de paiement française pensée pour les commerçants, e-commerçants de toutes tailles et fintechs.Avec notre plateforme technologique de pointe, nos outils dédiés à la conversion et notre maîtrise unique de la chaîne de paiement, nous vous invitons à viser le meilleur, et plus encore.Payplug, c’est une équipe de...