Senior Backend Software Engineer Application Development Jobs

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Google, OpenAI, Anthropic, Walmart and Stripe. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Note: This position is fully remote and open to candidates based anywhere in Portugal. About the role As a Senior Technical Project Manager at Fluxon, you’ll lead complex products end-to-end and bring clarity to ambiguity. We’re looking for someone who blends technical depth with sharp project instincts, thrives in dynamic environments, and brings integrity, structure, and heart to every team they’re part of. While specific responsibilities may differ from project to project, you will: Coordinate cross-functionally with Product and Engineers to explore solutions, define specifications, and continuously communicate project status and needs Use project management tools (e.g., Jira, Confluence) to manage documentation, workflows, and progress tracking Ensure project reports are accurate, up-to-date, and shared on time Provide clear visibility into project progress to leadership and stakeholders, supporting effective decision-making, approvals, an

Do you thrive in a fast-paced environment, where you gain a tremendous amount of responsibility? Do you want to be part of an exceptional entrepreneurial team with young, motivated and extremely driven people? And are you curious or passionate about people? If so, you might be our next Senior Venture Associate. About us Retail Insights is Northern Europe’s leading retail forum. We are strengthening the retail ecosystem by building a platform for insights, inspiration, and networking, connecting more than 3,000 leaders yearly from more than 15 countries. Retail Insights is part of United Media ( https://www.united-media.com/ ) which focuses on building large scale industry media and conferences products in sectors such as insurance, HR, private equity, retail, etc. As of today, we have organically launched 8 media companies and acquired one. What we offer you As our Senior Venture Associate you get the unique opportunity of being a key driver of our exponential growth curve. You’ll be working in-person in your HQ in Copenhagen where you will constantly be pushed out of your comfort zone. To ensure a never ending growth curve, we provide you with: Opportunity of having a real impact - You’ll be getting operational experience in a start-up where both your work and the results are highly tangible and matter to the business. Inspiration and guidance - A chance to work closely with our high performing team as well as with the CEO and founder of our company. Unlimited growth potential in our company - we strongly believe in and have a track record of promoting internally. Travel opportunity: You would be joining our conferences overseas. Invaluable transferable skills - boost your interpersonal, research, organisation, outreach and project management skills through experience and training. Your Responsibilities Responsibilities in this job will be defined as we work together throughout the recruitment process however, they will be mostly centred around: Thinking progressiv

Do you thrive in a fast-paced environment, where you gain a tremendous amount of responsibility? Do you want to be part of an exceptional entrepreneurial team with young, motivated and extremely driven people? And are you curious or passionate about people? If so, you might be our next Senior managing consultant. About us Retail Insights is Northern Europe’s leading retail forum. We are strengthening the retail ecosystem by building a platform for insights, inspiration, and networking, connecting more than 3,000 leaders yearly from more than 15 countries. Retail Insights is part of United Media ( https://www.united-media.com/ ) which focuses on building large scale industry media and conferences products in sectors such as insurance, HR, private equity, retail, etc. As of today, we have organically launched 8 media companies and acquired one. What we offer you As our Senior managing consultant you get the unique opportunity of being a key driver of our exponential growth curve. You’ll be working in-person in your HQ in Copenhagen where you will constantly be pushed out of your comfort zone. To ensure a never ending growth curve, we provide you with: Opportunity of having a real impact - You’ll be getting operational experience in a start-up where both your work and the results are highly tangible and matter to the business. Inspiration and guidance - A chance to work closely with our high performing team as well as with the CEO and founder of our company. Unlimited growth potential in our company - we strongly believe in and have a track record of promoting internally. Travel opportunity: You would be joining our conferences overseas. Invaluable transferable skills - boost your interpersonal, research, organisation, outreach and project management skills through experience and training. Your Responsibilities Responsibilities in this job will be defined as we work together throughout the recruitment process however, they will be mostly centred around: Thinking progre

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75 (more about our culture here). Our journey: Founded in 2017 by Alexandre and Steve, Qonto has grown to 1,700 Qontoers serving over 750,000 customers across 8 European countries. We have been profitable since 2023, and we are just getting started. Our beliefs: We hire for skills and potential. With 80+ nationalities, 45% women, of which 56% of women in our leadership team, diversity isn't a program; It's who we are. We've built a discrimination-free hiring process because the best teams are built on merit. AI at Qonto: AI is deeply embedded in how we work (here) - Every Qontoer gets unlimited access to the best AI tools. We want people who experiment without waiting for permission, push AI beyond the obvious, know when to trust it, and when to question it. ------------------------------------------------------------------------------------------------------ Join us as Senior Workforce Manager to own the global capacity planning framework across all of Qonto's Ops factories. You'll set the methodology every factory uses, hold the consolidated budget view, and be the senior owner of BPO relationships at a strategic and contractual level. This is a hands-on build-and-run role: you'll design the model and direct its rollout, under the guidance of Marie Piquemil, our Head of Operations Enablement. ➡️ What you'll do Design and own the capacity planning framework: You'll build the reference model and set the forecasting cadence, templates, and definitions every factory's WFM analyst works from. Optimise the internal vs. BPO capacity mix: You'll build the system that determines the right balance of internal agents and BPO

Présentation du poste : Nous recherchons un(e) Senior Data Consultant(e) pour accompagner la transformation Data & IA de nos clients C-Level (COMEX, marketing, digital, supply-chain, opérations, customer support, IT...). Le/la consultant(e) pilote avec une large autonomie des projets complets de bout en bout, supervisé(e) par un n+1 (manager, directeur, partner), et encadre les consultants plus juniors. Missions : Piloter un ou plusieurs streams : garantir le delivery, identifier les points de blocage, proposer des solutions, assurer la gestion de projet (documentation, planning, comptes-rendus) Encadrer et donner des feedbacks constructifs aux membres juniors de l'équipe Produire de manière autonome les livrables de mission : présentations, benchmarks, études de cas, workshop decks, sections steerco Rédiger des storylines et concevoir des slides percutantes Animer les interviews et workshops clients Construire une relation de confiance avec les clients et identifier des opportunités business Contribuer au développement d'Artefact : développement d'une offre, d'une industrie, d'un chapter ou d'un partenariat école ; participation au recrutement et à la formation des nouveaux arrivants Soutenir et développer une ou plusieurs expertises internes (stratégie, data governance, data marketing...) via la construction d'offres, la formation, ou des actions marketing Profil recherché : 2 à 3 ans d'expérience professionnelle en cabinet de conseil Double profil "business" et "data" : curieux(se), passionné(e) par la data et les évolutions technologiques Esprit analytique, goût pour la résolution de problèmes Expérience en gestion de clients et identification d'opportunités commerciales Maîtrise de la Suite Google/Pack Office et des outils de workshop ; excellente communication en français et en anglais (écrit/oral) Pourquoi nous rejoindre : Localisation en plein cœur de Paris (9ème arrondissement) Environnement pluridisciplinair

Présentation du poste : Au sein de l’équipe technique d’Artefact, vous rejoignez une communauté de Software Engineers intervenant en tant qu'architectes et développeurs auprès de grands groupes mondiaux. Dans un contexte de forte accélération autour de la Data et de l’IA Generative, vous intervenez pour répondre à des problématiques stratégiques et complexes d'ingénierie logicielle. Ce qu’on attend de vous : En tant que profil Senior, vous concevez et déployez des architectures robustes (Data Platforms, Agentic Platforms), tout en encadrant les choix techniques et la qualité des livrables. Vous jouez un rôle clé dans l'épanouissement de l'équipe à travers le mentoring, les revues de code et le partage de bonnes pratiques sur des stacks modernes. Vos missions : Concevoir et déployer des architectures Data & IA complexes et scalables (ex. architectures Médaillon, solutions multi-agents LangGraph sur Kubernetes). Construire des Data Platforms robustes sur GCP, AWS, Azure ou Snowflake en appliquant les principes de l'Infrastructure as Code (IaC). Intégrer les technologies GenAI et LLM au sein de systèmes complexes (orchestration, évaluation, contrôle) et utiliser des coding agents au quotidien pour optimiser la productivité. Garantir la qualité du code, la sécurité et la performance des livrables en appliquant les meilleures pratiques de Software Engineering. Accompagner et faire monter en compétences les membres de l'équipe à travers des revues de code formatrices et du mentoring. Défendre et soutenir de manière pédagogique des convictions techniques fortes auprès des clients et des équipes. Participer activement à la vie de la communauté technique (Guildes, Talks Tech, REX) et au partage de connaissances. Profil recherché : Expérience & Mindset : Profil Senior ingénieux, curieux et exigeant, disposant d'une solide expérience en ingénierie logicielle et sur des architectures complexes en production. Résolution de problèmes : Capacités d'

P-951 At Databricks, we are passionate about enabling data teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best Data Intelligence Platform so our customers can use deep data insights to improve their business. Founded by engineers — and customer obsessed — we leap at every opportunity to tackle technical challenges, from designing next-gen UI/UX for interfacing with data to scaling our services and infrastructure across millions of virtual machines. And we're only getting started. As a Full Stack software engineer, you will work with your team and product management to make insights from data simple. We are looking for engineers that are customer obsessed, who can take on the full scope of the product and user experience beyond the technical implementation. You'll set the foundation for how we build robust, scalable and delightful products. Below are some example experiences you'll create for our customers to achieve the full project lifecycle from loading data, visualizing results, creating statistical models, and deploying as production artifacts. Simple workflows to create, configure, and manage large-scale compute clusters, networks and data sources. Create, deploy, test, and upgrade complex data pipelines with powerful features to visualize data graphs. Seamless onboarding and management for all members of an organization to become data-driven. Provide a great SQL-centric data exploration and dashboarding experience on Databricks An interactive environment for collaborative data projects at massive scale with an easy path to production. What we look for: 5+ years of experience with HTML, CSS, and JavaScript. Passion for user experience and design and a deep understanding of front-end architecture. Comfortable working towards a multi-year vision with incremental deliverables. M

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards. The Data Engineering team builds and maintains the foundational datasets that power decision-making across Robinhood. We design reliable, scalable data systems that support product analytics, growth strategy, financial reporting, experimentation, and machine learning. The team partners closely with Product, Engineering, Data Science, and Finance to ensure accurate, well-modeled data is available to teams across the company. Our work directly influences how Robinhood measures performance, improves customer experience, and scales its products. As a Senior Data Engineer, you will design, build, and evolve core datasets that track product performance and company-wide metrics. You will develop scalable data pipelines that ingest application events and database snapshots into our data lake, ensuring high data quality and reliability. You’ll collaborate with application engineers to improve data generation patterns and with analytics teams to design intuitive, well-documented data models. This is an opportunity to shape the technical foundation that supports data-informed decisions across the organization! This role is based in our Menlo Park, CA office, with in-person attend

Location : London We are seeking a highly driven and results-oriented Senior Operations Manager to support our Head of Operations and team in leading and executing our operational strategy for our UK market. This pivotal role is essential to the efficient operation of our business, directly influencing growth and customer satisfaction. Reporting to the Head of Operations, you will be responsible for optimizing daily operations, driving performance improvements, and cultivating strong relationships with key stakeholders. As a key leader, you will be instrumental in delivering the Freenow by Lyft vision locally and ensuring operational excellence. YOUR DAILY ADVENTURES WILL INCLUDE: Driving key marketplace KPIs by identifying opportunities for growth and implementing initiatives that improve driver acquisition, engagement, quality and retention. Building and managing driver and fleet partner relationships through regular communication and proactive outreach, helping solve operational issues and serving as the primary escalation point for complex 2nd-level support cases via Zendesk. Tracking driver performance metrics and behavior to provide targeted coaching that elevates service standards and marketplace efficiency. Supporting driver acquisition and onboarding to ensure a seamless journey from initial registration to their first completed trips. Driving platform adoption and feature engagement while gathering actionable driver feedback to continuously inform operational improvements. Escalation management: Support the team by handling escalated cases with our drivers Collaborating with Central Operations, Product, Marketing, and Support teams to execute local operational projects and roll out new marketplace tools. Monitoring market trends, competitor activity, regulatory developments and operational data to produce actionable performance reports and drive KPI growth. TO BE SUCCESSFUL IN THIS ROLE: You take ownership of operational challenges in a fast-paced environm

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role As a Senior Software Engineer, you will be directly responsible for Palantir’s observability platform. This includes everything from log/metric/trace ingestion and processing, monitoring and alerting solutions, and all other workflows on top of the observability data. This role will have a direct impact on Palantir’s ability to scale our engineering efforts through these investments. You have a deep systems background and value technical excellence, and consistently raise the bar for your team’s technical execution. You know how to balance providing value to your users while building defensive systems that are operationally sound and easy to maintain. Core Responsibilities Partner with our extended leadership team to set and define a technical strategy for your team aligned with the wider team strategy. Build and champion a long-term tech roadmap to reduce operational burden, ensure scalability, reduce risk, and guide your team towards step-changes whenever possible. Be technically involved and engage in substantive discussion when reviewing technical roadmaps and project implementation with the team. Work closely with teammates and stakeholders to enable sustainable and timely delivery of technical solutions to address business needs. Facilitate partnerships between engineering teams and operators to build innovative products that help Palantir scale. Act as a multiplier for other engineers on the team. Define where the technical bar should be, and help engineers achieve it. Lead engineers and accelerate their growth by providing thoughtful feedback, technical mentorship, and effectively manage performance.

P-78 While candidates in the listed locations are encouraged for this role, candidates in other locations will be considered. At Databricks, we are passionate about enabling data teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve their business. Founded by engineers — and customer obsessed — we leap at every opportunity to solve technical challenges, from designing next-gen UI/UX for interfacing with data to scaling our services and infrastructure across millions of virtual machines. And we're only getting started. As a Senior Software Engineer on the Infrastructure teams, you will build scalable systems to power the Databricks platform, making it the de-facto platform for running Big Data and AI workloads. You will build and extend the Databricks infrastructure platform, which includes multi-cloud systems and services for managing thousands of Kubernetes clusters at scale, storing petabytes of data, highly scalable and distributed API gateways, rate limiting framework, network security and encryption, developer tools and infrastructure (we use Bazel), testing frameworks, and scalable CI/CD framework among many others. The impact you will have: Build and extend components of the core Databricks infrastructure Architect multi-cloud systems and abstractions to allow the Databricks product to run on top of existing Cloud providers Improve software development workflows for engineering and operational efficiency. Use our own data and AI platform (yes!) to analyze build and test logs and metrics to identify areas for improvement. Develop automated build, test, and release infrastructures. Set and uphold the standard for engineering processes to support high-quality engineering, including style and code checking, test harness

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Google, OpenAI, Anthropic, Walmart and Stripe. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Note: This position is fully remote and open to candidates based anywhere in Poland. About the role As a Senior Technical Project Manager at Fluxon, you’ll lead complex products end-to-end and bring clarity to ambiguity. We’re looking for someone who blends technical depth with sharp project instincts, thrives in dynamic environments, and brings integrity, structure, and heart to every team they’re part of. While specific responsibilities may differ from project to project, you will: Coordinate cross-functionally with Product and Engineers to explore solutions, define specifications, and continuously communicate project status and needs Use project management tools (e.g., Jira, Confluence) to manage documentation, workflows, and progress tracking Ensure project reports are accurate, up-to-date, and shared on time Provide clear visibility into project progress to leadership and stakeholders, supporting effective decision-making, approvals, and

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Open AI, Anthropic, Stripe, Walmart and Google. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Note: This position is fully remote and open to candidates based anywhere in Portugal. About the Role As a Senior Product Designer at Fluxon, you'll lead design end-to-end on ambitious projects, often working directly with founders and product leads to shape what gets built. We are looking for design generalists, someone who owns the design surface, thrives in ambiguity, and cares as much about why something gets built as how it ships. While specific responsibilities may differ from project to project, you will: Partner with founders, product leads, and other stakeholders to turn business goals into experiences customers love Lead design end-to-end, from discovery and research through interaction design and production-ready execution, calling the right level of depth for each project Make the right call when user needs, technical constraints, and business goals pull in different directions Collaborate closely with clients, PMs, and engineers to set

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Open AI, Anthropic, Stripe, Walmart and Google. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Note: This position is fully remote and open to candidates based anywhere in Poland. About the Role As a Senior Product Designer at Fluxon, you'll lead design end-to-end on ambitious projects, often working directly with founders and product leads to shape what gets built. We are looking for design generalists, someone who owns the design surface, thrives in ambiguity, and cares as much about why something gets built as how it ships. While specific responsibilities may differ from project to project, you will: Partner with founders, product leads, and other stakeholders to turn business goals into experiences customers love Lead design end-to-end, from discovery and research through interaction design and production-ready execution, calling the right level of depth for each project Make the right call when user needs, technical constraints, and business goals pull in different directions Collaborate closely with clients, PMs, and engineers to set t

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Open AI, Anthropic, Stripe, Walmart and Google. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Many of our team members call the Bay Area home, but this role is fully remote across North America. About the role You'll act as both a product leader and strategic advisor, partnering closely with clients to shape product direction, navigate complex decisions, manage delivery, and build long-term relationships. As the primary point of contact for your engagements, you'll balance customer needs, business goals, technical constraints, and commercial considerations to deliver exceptional outcomes. We’re looking for someone who craves having real impact and ownership. While specific responsibilities may differ from project to project, you will: Develop expertise in a variety of customer domains such as AI, healthcare, SaaS, eCommerce, and many others Build deep partnerships with startups and tech leaders alike to understand their product, users, and help drive key strategic decisions Establish a clear product vision and connect the dots across