Senior Backend Engineer
il y a 4 semaines
We're making the world of digital assets accessible and secure for everyone.Join the mission.Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland, and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 6 million units already sold in 200 countries.At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust, and Transparency. Have a look at our Origins video here.Ledger is looking for a Backend Engineer. You will be responsible for developing and scaling a backend application to allow big financial institutions to process their transactions in the cryptocurrency world.The Ledger Vault is a SaaS solution addressing the need to safeguard very large and diversified amounts of cryptocurrencies while mitigating both IT and physical assault threats. This enterprise-grade solution’s security is based on "HSM" (Hardware Security Module) and hardware authenticators. It is a turnkey SaaS hardware/software suite enabling handling multiple cryptocurrencies through advanced governance rules such as multi-authorization, rate-limiting, and time-locking.We are looking for talents to build a solid and scalable platform for BtoB financial market.Your missionDesign and develop our governance and orchestration layer; and a set of complex APIsCommunicate with cryptographic modules (HSM), and blockchain interfacesIntegrate new cryptocurrencies on VaultWork closely with the Product team to define and understand end-user requirements, and translate them into pragmatic technical solutionsWork in a cross-team environment: You will be in direct contact with Vault’s Frontend and QA engineers, but also with cross-functional teams such as Core, Firmware, Infrastructure, and OperationsParticipate in firefighting sessions, and interface with stakeholders like Technical Account ManagersWhat we’re looking for5+ years of experience in Backend (Node.JS) / Software Engineering role, preferably in a product-based startup environment3+ years of experience in TypeScript as the primary languageCapable of self-training on backend languages like Python, RUSTFamiliarity with software development best practices - version-control, code-reviews, testing, CI/CDWork in an agile environment (Scrum/XP/Kanban)Work in a multicultural environment - English is a MUSTBonus pointsSome experience in Python (Flask, FastAPI)You have a sound knowledge of RESTful API design, standards, and best practicesYou have an interest in other API frameworks (e.g. GraphQL), and dabble in message-based systemsYou are keen to step outside your area of expertise, and contribute to all parts of a productYou have an interest in cryptocurrencies, and blockchain technologyYou are active in the open-source community, speak at conferences, attend meetups, write blogs, contribute code, etc.What’s in it for you?Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow.Flexibility: A hybrid work policy.Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks, and drinks.Medical: Comprehensive health insurance policy offering extensive medical, dental, and vision care coverage.Well-being: Personal development, coaching & fitness with our dedicated partners.Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days.High tech: Access to high-performance office equipment and gadgets, including Apple products.Transport: Ledger reimburses part of your preferred means of transportation.Discounts: Employee discount on all our products.We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability, or age.#LI-HG #LI-Hybrid #J-18808-Ljbffr
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Senior Backend Engineer
il y a 4 semaines
Noisy-le-Grand, Île-de-France Ledger Temps pleinWe're making the world of digital assets accessible and secure for everyone.Join the mission.Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world's crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland, and Singapore, Ledger has a team of...
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Freelance Senior Back-end Engineer
il y a 4 semaines
Noisy-le-Grand, Île-de-France TN France Temps pleinSocial network you want to login/join with:Freelance Senior Back-end Engineer Node.Js - Wizz, ParisClient:Location: Paris, FranceJob Category:OtherEU work permit required: YesJob Reference:ed07f893cd24Job Views:5Posted:24.02.2025Expiry Date:10.04.2025Job Description:Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission...
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Freelance Senior Back-end Engineer Node.Js
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France TN France Temps pleinSocial network you want to login/join with:Freelance Senior Back-end Engineer Node.Js - Wizz, ParisClient:Location: Paris, FranceJob Category:OtherEU work permit required: YesJob Reference:ed07f893cd24Job Views:5Posted:24.02.2025Expiry Date:10.04.2025Job Description:Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission...
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Senior Python Engineer
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France PARTECH PARTNERS Temps pleinPour les employés, Skello facilite leur communication et simplifie leur quotidien.Pour cela, une levée de fonds en Série B de 40M€ a été réalisée en septembre 2021 auprès de fonds experts dans le domaine (Partech, Aglaé Ventures & XAnge) pour apporter toujours plus de valeur à ses clients grâce à de nouvelles fonctionnalités et s’ouvrir à...
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Senior Python Engineer
il y a 4 semaines
Noisy-le-Grand, Île-de-France PARTECH PARTNERS Temps pleinPour les employés, Skello facilite leur communication et simplifie leur quotidien.Pour cela, une levée de fonds en Série B de 40M€ a été réalisée en septembre 2021 auprès de fonds experts dans le domaine (Partech, Aglaé Ventures & XAnge) pour apporter toujours plus de valeur à ses clients grâce à de nouvelles fonctionnalités et s'ouvrir à de...
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Backend Tech Lead
il y a 4 semaines
Noisy-le-Grand, Île-de-France PARTECH PARTNERS Temps pleinTech · Paris · HybridBackend Tech Lead - Core Team - M/F/DJoin our Paris Core Backend Team as a Lead Drive scalable architecture, mentor talent, and shape backend excellence with Symfony PHP, AWS, and more. Take the lead—apply todayWHO WE AREReady to shape the future of digital optimization with a global leader in AI-powered experience solutions? We...
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Staff Engineer Senior
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France PARTECH PARTNERS Temps pleinSkello est une société européenne qui a pour mission de réinventer l’expérience de travail des équipes sur le terrain en leur permettant de mieux anticiper, s’organiser et communiquer. Comment ? Grâce à une technologie collaborative et intuitive.Concrètement, Skello est une solution SaaS de pilotage RH pour tous les établissements dont les...
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Backend Tech Lead
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France PARTECH PARTNERS Temps pleinTech · Paris · HybridBackend Tech Lead - Core Team - M/F/DJoin our Paris Core Backend Team as a Lead! Drive scalable architecture, mentor talent, and shape backend excellence with Symfony PHP, AWS, and more. Take the lead—apply today!WHO WE AREReady to shape the future of digital optimization with a global leader in AI-powered experience solutions? We...
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Senior Mobile Engineer
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France Swile Temps pleinAt Swile, we believe that good products can help reduce friction in daily professional life and boost employee satisfaction. Today, we provide innovative solutions in various areas such as Fintech, Travel, HR, and Employee Benefits to more than 5.5 million users in 85,000 companies in France and Brazil.Your role as a Senior Mobile Engineer centers around...
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Senior Frontend Engineer
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France Ledger Temps pleinWe're making the world of digital assets accessible and secure for everyone.Founded in 2014, Ledger is the global platform for digital assets and Web3. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland, and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals...
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Senior Mobile Engineer
il y a 4 semaines
Noisy-le-Grand, Île-de-France Swile Temps pleinAt Swile, we believe that good products can help reduce friction in daily professional life and boost employee satisfaction. Today, we provide innovative solutions in various areas such as Fintech, Travel, HR, and Employee Benefits to more than 5.5 million users in 85,000 companies in France and Brazil.Your role as a Senior Mobile Engineer centers around...
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Senior Frontend Engineer
il y a 4 semaines
Noisy-le-Grand, Île-de-France Ledger Temps pleinWe're making the world of digital assets accessible and secure for everyone.Founded in 2014, Ledger is the global platform for digital assets and Web3. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland, and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals...
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Remote PHP Symfony Developer
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France PARTECH PARTNERS Temps pleinWork with PHP/Symfony to build scalable REST APIs, optimize performance, and collaborate across teams to craft seamless user experiences.WHO WE AREReady to shape the future of digital optimization with a global leader in AI-powered experience solutions? We invite you to join AB Tasty on our mission to help brands sell better by creating positive user...
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Senior backend developer
il y a 4 semaines
Saint-Herblain, Pays de la Loire, France Amarris Groupe Temps pleinÀ propos de Amarris groupeAmarris Groupe décontracte le quotidien de 23 000 indépendants, dirigeants de TPE/PME et investisseurs immobiliers, en leur délivrant une expérience de comptabilité et de gestion réinventée Nous sommes nés en 1999 sous l'impulsion de Claude Robin, notre fondateur. Et en 25 ans, on peut dire que nous avons quelque peu «...
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Senior backend developer
il y a 4 semaines
Saint-Herblain, Pays de la Loire, France FIZEN Temps pleinFIZEN Saint-Herblain, Pays de la Loire, FranceAmarris Groupe décontracte le quotidien de 23 000 indépendants, dirigeants de TPE/PME et investisseurs immobiliers, en leur délivrant une expérience de comptabilité et de gestion réinventée Comment ? En unissant les talents de plus de 600 collaborateurs répartis en France et dans nos filiales...
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Remote PHP Symfony Developer
il y a 4 semaines
Noisy-le-Grand, Île-de-France PARTECH PARTNERS Temps pleinWork with PHP/Symfony to build scalable REST APIs, optimize performance, and collaborate across teams to craft seamless user experiences.WHO WE AREReady to shape the future of digital optimization with a global leader in AI-powered experience solutions? We invite you to join AB Tasty on our mission to help brands sell better by creating positive user...
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CONSULTANT SENIOR
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France Kxiop Temps pleinAre you ready to develop the future of retail?As the world’s leader in IoT and data technologies for commerce, our mission is to help retailers and brands use digitalization to become more efficient, more intelligent, and more sustainable—and in doing so, enable more positive commerce.VusionGroup is a fast-growing, fast-paced retail tech company. We...
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Back-end Developer
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France PARTECH PARTNERS Temps pleinTech · Paris · HybridBack-end Developer - M/F/DJoin our PX team as a Backend Engineer! Work with PHP/Symfony to build scalable REST APIs, optimize performance, and collaborate across teams to craft seamless user experiences.WHO WE AREReady to shape the future of digital optimization with a global leader in AI-powered experience solutions? We invite you to...
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Senior Back-End Engineer, Trading Platform, Paris
il y a 4 semaines
Noisy-le-Grand, Seine-Saint-Denis, France TN France Temps pleinSocial network you want to login/join with:Senior Back-End Engineer, Trading Platform, ParisClient:BLOCKCHAINLocation:Paris, FranceJob Category:OtherEU work permit required:YesJob Reference:d1c78620726dJob Views:4Posted:24.02.2025Expiry Date:10.04.2025Job Description:Blockchain is the world's leading software platform for digital assets. Founded in 2011, we...
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Senior Backend Developer
il y a 6 jours
Saint-Herblain, France Amarris France Temps plein**À propos de**Amarris groupe** Amarris Groupe décontracte le quotidien de 23 000 indépendants, dirigeants de TPE/PME et investisseurs immobiliers, en leur délivrant une expérience de comptabilité et de gestion réinventée ! **Comment**? En unissant les talents de plus de 600 collaborateurs répartis en France et dans nos filiales internationales....
