Senior Backend Engineer (Elixir) - Remote

RemoteRemote-France

Remote Full-time $53.3K/yr - $119.8K/yr

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Experience Level

Senior

Qualifications

Proven experience in backend development, particularly with Elixir and Phoenix. Familiarity with API development and integration. Experience with SQL databases, preferably Postgres. Proficient in using GitLab for version control and CI/CD. Strong problem-solving skills and the ability to work collaboratively in a remote team.

About the job

About Remote

At Remote, we are addressing one of the most significant challenges faced by modern organizations, efficiently managing global employment compliance. We empower businesses of all sizes to hire, pay, and oversee international teams seamlessly. With a strong foundation built on our core values and a forward-thinking work culture, our team is dedicated to tackling ambitious challenges, collaborating asynchronously across the globe. Our talented colleagues span six continents, and all of our roles are entirely remote.

Innovation is at the core of our mission, which is why we integrate Automation and AI capabilities into every role we offer.

We invite every member of the Remote team to contribute their unique talents, experiences, and cultural insights to help us build an exceptional HR platform.

If you are enthusiastic, inquisitive, driven, and ambitious, we encourage you to join us and redefine the future of work! Apply today!

The Position

As a member of our engineering team, you will collaborate with professionals across Frontend, Backend, SRE, and QA. Our structure consists of cross-functional teams dedicated to distinct verticals.

This role is available for several teams, and we will determine the specific team you will join during the interview process based on business needs and your preferences.

Regardless of the chosen team, your contributions will focus on developing tools, APIs, and integrations for one of our products.

Our backend technology stack includes Elixir and Phoenix, complemented by a Postgres database. We utilize React and Next.js for the frontend, with GitLab serving as our version control system, issue tracker, and CI/CD solution. Our applications are deployed on AWS, leveraging continuous integration for frequent deployments throughout the day.

What We Offer

Intriguing and impactful challenges, solving them enables individuals and businesses to thrive in any country worldwide.
A chance to make a substantial impact on the business, being in the early stages of our journey means every change you implement is magnified by the company's growth.

About Remote

Remote is on a mission to simplify global employment for businesses. By providing solutions that enable compliant hiring, payment, and management of international teams, we are shaping the future of work. Our innovative culture promotes the integration of technology and diverse perspectives to create a leading HR platform.

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Senior Backend Engineer (Elixir) - Remote

Remote

Full-time|$53.3K/yr - $119.8K/yr|Remote|Remote-France

About RemoteAt Remote, we are addressing one of the most significant challenges faced by modern organizations—efficiently managing global employment compliance. We empower businesses of all sizes to hire, pay, and oversee international teams seamlessly. With a strong foundation built on our core values and a forward-thinking work culture, our team is dedicat…

Apr 30, 2026

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Senior Backend Engineer at Upflow | Paris or Remote

Upflow

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About UpflowUpflow is a pioneering SaaS startup specializing in advanced cash collection technology designed to help B2B companies streamline their payment processes and get paid more efficiently.Founded in 2018, we have quickly gained the trust of hundreds of businesses across the US and EMEA, partnering with notable clients such as Lattice, ProductBoard, and Instawork. Our growth has been fueled by leading investors including YCombinator, eFounders, and prominent business angels from companies like N26, Square, Mercury, Uber, and NetSuite.Join us for an exciting opportunity to work within a rapidly evolving Fintech landscape in a diverse and international setting.To learn more about our team and culture, please visit our careers page at www.upflow.io/careersAbout the RoleAs a Senior Backend Engineer, you will be part of a compact and dynamic team based in Paris or working remotely, dedicated to developing impactful features for our users. Your responsibilities will encompass a variety of areas, including integrations with third-party financial systems like ERPs and billing tools, real-time data synchronization for millions of financial transactions, and managing our REST API. We prioritize data accuracy and reliability at scale, ensuring seamless financial data exchange between systems.We embrace continuous deployment (averaging 10 deployments per day) and foster a culture of pragmatism, ownership, and a growth mindset.For insights into our engineering practices, refer to this article.Your ResponsibilitiesIn your role at Upflow, you will:Design and implement complex, high-impact features from inception to completion.Work closely with the product manager and fellow engineers to convert business needs into technical solutions.Deploy clean, maintainable code to production on a daily basis.Engage in code reviews, offering and receiving constructive feedback.Diagnose and resolve intricate data and product challenges.Optimize application performance and scalability.

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About UsAt Yubo, we are revolutionizing the way individuals connect online through our innovative Social Discovery app. By removing likes and follows, we empower our users to form authentic relationships and express their true selves.We have pioneered a fresh approach for Generation Z to engage socially in the digital realm, currently serving millions of active users. Our mission is to continuously redefine how social connections are formed now and in the future.Our team is diverse, multicultural, and passionately dedicated to our vision. As a leading platform for online socialization, we prioritize creating a safe digital environment for our community. Safety is ingrained in our values, and we proactively work on user protection, support, and education, collaborating with the tech industry and NGOs to establish best-in-class child protection standards.Join us on this exciting journey and play a vital role in shaping the future of social interactions!Role OverviewAs we expand our Tech organization for 2026, Yubo is launching a new Innovate squad dedicated to daring product initiatives and high-stakes projects.This squad aims to take bold risks, experiment with ambitious features, and validate ideas through ongoing testing.We are seeking a Senior Backend Engineer to become a key member of our Backend Experience team, reporting directly to Armand, our Engineering Manager.You will work within a multi-disciplinary squad (including Product, Mobile, Design, and Data) alongside a Senior Backend Engineer who shares leadership responsibilities.Your mission? Design, implement, and manage high-risk backend experiments that test groundbreaking product ideas while ensuring our systems remain resilient, scalable, and cost-effective throughout rapid iteration cycles.This position is not about maintenance; it's focused on building, testing, rolling back, iterating, and learning swiftly.

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Senior Backend Engineer - Golang

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Join the Voodoo TeamFounded in 2013, Voodoo is a leading technology company dedicated to creating captivating mobile games and applications with the goal of entertaining users across the globe. With a robust workforce of 800 talented individuals, we have achieved over 7 billion downloads and boast more than 200 million active users. Voodoo stands as the third largest mobile publisher worldwide by downloads, trailing only Google and Meta. Our impressive portfolio features popular titles such as Mob Control and Block Jam 3D, along with trending apps like BeReal and Wizz.Your RoleAs a Senior Backend Engineer, you will collaborate within a dynamic team of five engineers focused on enhancing our gaming backend platform. This role requires close interaction with various departments, including Core Gaming, Live Gaming, and Engineering & Data. You will contribute to our transition from Hyper-Casual to Hybrid, Casual, and Mid-Core games, playing a pivotal role in scaling our backend architecture to support new and existing titles.Your responsibilities will encompass designing scalable backend systems that serve millions of players daily. You'll partner with client developers and game designers throughout the entire process, from conceptualizing new features to their successful implementation and iteration.

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About VibeAt Vibe.co, we are revolutionizing the way brands connect with audiences in the streaming era. We envision that streaming TV transcends traditional brand awareness; it is poised to be the next major avenue for performance marketing. Our mission is to create the infrastructure that harnesses this $100 billion potential.As a leader in Audience First Streaming TV Advertising, Vibe.co empowers marketers to leverage TV as an effective growth channel. Our comprehensive solution integrates hyper-targeted audience segmentation, AI-driven insights, real-time campaign optimization, and incrementality measurement, providing brands of all sizes the accuracy and transparency they expect from social and search advertising, applied to the TV landscape.With over 10,000 trusted brands and a reach of more than 120 million households across 500+ apps and channels, Vibe.co consistently delivers an impressive average return on ad spend of 250% and a 20% lift in sales. Achieving a $100 million revenue run rate in less than two years, we are among the fastest software companies to reach this remarkable milestone.Our investors include notable firms such as Hedosophia (early backer of Spotify, Uber, and Airbnb), Elaia, Singular, QuantumLight, and Illusian, alongside angel investors like Carolyn Everson, board member of The Walt Disney Company and Coca-Cola. Nirav Tolia, CEO of Nextdoor, is also a member of our board of directors.Founded in 2022, Vibe.co is recognized as a pioneering platform in streaming TV advertising, merging the power of performance marketing akin to Meta and Google with the fast-evolving media landscape.About the RoleAs a key member of the Performance team, you will play a vital role in managing advertiser outcomes at Vibe. Your focus will be on bidding, pacing, and enhancing the prediction stack that drives these elements. You will report directly to Clément Schiano, Engineering Manager for Performance.This position has been created to address a clear roadmap and enhance execution capabilities, as well as to mitigate knowledge concentration challenges within the team. We seek an individual who can absorb, challenge, and expand upon existing expertise, going beyond simply delivering tickets.Three compelling reasons why a talented candidate would find this role appealing:

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About MorphoMorpho is at the forefront of Decentralized Finance (DeFi), operating a cutting-edge lending protocol that has recently garnered $50 million in funding from renowned investors, including Ribbit Capital, a16z crypto, and Coinbase Ventures. Our vision is to create an open lending network that democratizes access to the best financial terms for all. With over $10 billion in deposits, Morpho is rapidly redefining the standards of DeFi lending. We are expanding our team to solidify our position as a key player in the emerging internet-native financial ecosystem.Our MissionAt Morpho, we believe in empowering human ambition by providing open access to capital. The current financial landscape is fragmented, leaving many opportunities unseen and many individuals overpaying or entirely excluded. We strive to ensure that capital flows efficiently to where it is most needed, enabling anyone, anywhere, to access optimal terms.LocationThis role can be based in Paris or remotely (candidates located between -5 GMT and +2 GMT are encouraged to apply to ensure effective collaboration with our team).Our Work CultureWe thrive in a fast-paced environment where tackling challenging problems is the norm. As we navigate this evolving market, adaptability is crucial. We foster a culture of open communication where questioning decisions is encouraged. Our team maintains high standards while supporting each other to overcome obstacles and share knowledge. To learn more about our values, visit morpho.org/jobs.Role & ResponsibilitiesAs a Backend Engineer, you will be responsible for designing, building, and maintaining high-performance backend services and APIs that are crucial to Morpho’s user-facing features. Depending on your level of experience, you may take ownership of specific backend domains, mentor junior engineers, and contribute to cross-team initiatives.Your Responsibilities Include:Develop, deploy, and maintain backend services using TypeScript/Node and GraphQL, ensuring reliable and low-latency experiences for users.Design and optimize relational data schemas (PostgreSQL) for accuracy, performance, and maintainability.Collaborate with cross-functional teams including frontend, product, protocol, risk, and security to deliver seamless integrations.

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Who We AreYubo is a dynamic social discovery platform designed for Gen Z, enabling users to make new friends and connect authentically online. By removing likes and follows, we encourage our community to express their true selves and forge real connections.With millions of active users, we are revolutionizing how young people socialize online. Our mission is to create a safe, engaging, and inclusive digital environment where everyone can feel secure and valued.Our diverse team is united by a strong commitment to fostering a safe space for our users. We prioritize safety in our operations, collaborating with technology partners and NGOs to establish leading standards in child protection.Join us on this exciting journey to redefine social interaction for the future!About This RoleAs Yubo scales, we are entering a pivotal phase of product development within our Engagement & Monetization squad. This team is dedicated to experimenting and enhancing our core business metrics.We are seeking a Senior Backend Engineer to join our Backend Experience team, reporting directly to Armand, our Engineering Manager. You will work within a multi-disciplinary squad comprising Mobile Engineers, a Product Manager, a Designer, and a Data Analyst, alongside two backend engineers to facilitate your onboarding.Your responsibility will be to set the technical direction and develop backend systems that support continuous experimentation at scale, rolling out services and business logic that cater to millions of users while ensuring reliable and safe interactions.

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About LuoPayLuoPay is a rapidly expanding financial exchange (FX) and cross-border payment platform headquartered in Africa. We empower African businesses to settle payments with their international suppliers more swiftly, transparently, and competitively than conventional methods.Having swiftly established our brand in several markets, we are eager to expand our engineering team and continue enhancing the financial infrastructure for FX and cross-border payments across Africa.Role OverviewAs a Senior Backend Engineer, you will collaborate with a skilled team of engineers to develop a wide array of customer-facing products, internal tools, and financial systems. Your contributions will be pivotal in maintaining and enhancing a payment infrastructure that handles millions of euros in transactions daily.Key ResponsibilitiesDesign and implement production-grade HTTP APIs using Golang.Create API integrations with fintech partners.Influence architectural decisions.Establish CI/CD pipelines.Deploy resources and services on Google Cloud Platform.Implement best practices for Site Reliability Engineering (SRE) and security.Conduct comprehensive testing.Utilize AI-driven development methodologies.What We Are Looking ForA minimum of 6 years of backend development experience.Extensive knowledge of Golang.Proficient in working with SQL databases.Experience in managing infrastructure on Google Cloud Platform or other cloud services.Ability to thrive in a fast-paced team environment.Familiarity with large language model (LLM) driven development.Systems Developed at LuoPayA payment platform tailored for businesses in Africa.Internal tools for payment operators, treasury analysts, and FX traders.AI applications for OCR and invoice approval.KYC onboarding processes.Anti-Money Laundering and Transaction Monitoring systems.Core Banking and Ledger Systems.Automated payouts with banking partners.

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About VoodooEstablished in 2013, Voodoo is a pioneering technology company dedicated to crafting engaging mobile games and applications that aim to entertain audiences globally. With a dynamic team of 800 professionals, we boast an impressive milestone of 7 billion downloads and over 200 million active users, positioning Voodoo as the third largest mobile publisher worldwide, trailing only Google and Meta. Our diverse portfolio features hit games such as Mob Control and Block Jam, in addition to popular applications like BeReal and Wizz.Our TeamAt BeReal, we are committed to promoting authenticity in social media. By encouraging users to capture and share genuine moments, we build real connections and celebrate everyday life. Our international team, comprising over 60 members, engages more than 30 million monthly active users. With the backing of Voodoo, we are determined to scale BeReal into a leading social network that serves hundreds of millions worldwide.Your RoleAt BeReal, we have built our platform with a compact yet highly skilled technology team, and we intend to maintain this approach as we grow to accommodate hundreds of millions of users. Our commitment to speed allows us to deploy new features faster than any other established social network while we enhance our infrastructure. We operate in small, agile teams, granting each engineer significant autonomy to influence product decisions.Address thrilling technical challenges, given the unique nature of our product, which experiences user surges of millions within short timeframes.Play a vital role in developing a resilient architecture capable of accommodating massive scale as we attract new users and expand globally.Collaborate with product and engineering teams to innovate and implement new app features.Evaluate trade-offs and tackle technical challenges associated with critical backend components.Engage in code and design reviews to uphold our quality standards.Our Technology StackInfrastructure: GCP, Kubernetes, Pub/Sub, GitHub Actions, and ArgoCD.Backend: Go, Node.js (NestJS, Nx, TypeScript)Frontend: Swift (iOS), Kotlin (Android).Database: Spanner, PostgreSQL, Redis.Ideal Candidate ProfileYou possess over 5 years of experience in API development within distributed architectures.You have demonstrated expertise in Go and have a track record of developing high-volume API microservices.You are a self-motivated individual with excellent problem-solving skills and a strong desire to innovate.

Nov 4, 2025

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Apr 29, 2026

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Backend Engineer at Alten | Valbonne

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Apr 30, 2026

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