Join Ebury, a leading fintech company revolutionizing the financial services landscape. We are looking for a Senior Software Engineer to be a pivotal part of our innovative team in Madrid. In this role, you will leverage your expertise to develop and enhance our cutting-edge financial solutions, collaborating with cross-functional teams to deliver exceptional products.

Join our innovative team as a Staff Software Engineer within the Database & Streaming team at Tech Foundations. We are dedicated to delivering exceptional experiences and driving the rapid innovation and growth at Delivery Hero.As part of the Tech Foundation Team, you will play a pivotal role in enhancing foundational systems that empower faster feature development, bolster security, and ensure reliability across our global engineering landscape. Your contributions will enable our teams to build, scale, operate, and deliver high-quality features that impact millions of users worldwide. Our mission is to simplify the complexities associated with stateful resource management, allowing engineers to focus on creating outstanding products rather than struggling with infrastructure. We create systems that offer secure access, compliant resources, and effortless provisioning. You will face challenges that span every facet of our organization, all while operating at an industry-leading scale. Our team is characterized by curiosity, pragmatism, and a commitment to providing a seamless experience for our users.If you thrive on solving complex problems and transforming technical challenges into clear solutions, you will find your place with us.Your Responsibilities:Design, develop, and maintain high-performance services that support the company’s Database & Streaming provisioning systems.Expand our Kubernetes Operator ecosystem through the development of custom-built operators.Create tools that streamline resource provisioning, access, and governance across numerous AWS accounts and GCP projects.Enhance the architecture of our internal Streaming Ecosystem to improve scalability, reliability, and developer experience.Collaborate with engineers, product managers, and security experts to develop self-service workflows that balance agility with compliance.Engage in team discussions and propose innovative solutions to enhance automation, performance, and user satisfaction.

Join anyone-ai as an AI Software Engineering Trainer, where you will play a pivotal role in shaping the future of AI education. Your expertise in software engineering and AI technologies will help guide aspiring professionals in mastering cutting-edge methodologies.As part of our innovative team, you will be responsible for developing and delivering training programs, creating engaging content, and mentoring participants to achieve their career goals in AI.

About Prosper AIProsper AI is at the forefront of innovation, specializing in AI Phone Agents designed for the healthcare sector. Our mission is to deliver human-like expertise while dramatically reducing operational costs. Our AI Agents efficiently manage a variety of tasks such as patient outreach, claims status inquiries, benefit verifications, prior authorizations, scheduling, and balance reminders. We are dedicated to eliminating $200 billion in administrative waste, enabling healthcare professionals to devote more time to patient care instead of administrative duties.Your RoleJoin us at Prosper as we redefine the capabilities of real-time AI technology. As a Software Engineer, your primary focus will be on designing and scaling our robust platform, including low-latency speech and LLM pipelines, orchestration layers, and reliability systems that empower our AI voice agents to engage in complex healthcare conversations with clarity and efficiency. This position is a full-time, on-site opportunity based in Barcelona with the potential for relocation to our New York office.Qualifications1-3 years of hands-on experience in developing end-to-end software solutions, from architecture to deployment.Proficiency in technologies that drive our stack, particularly FastAPI (Python) for backend development and React (TypeScript) for frontend.Experience in managing large-scale distributed systems with asynchronous workload orchestration.Familiarity with LLMs, AI agents, or other machine learning models is advantageous; we utilize Pipecat for our voice agents.A founder mindset: take ownership and work diligently, viewing Prosper as a stepping stone to your future entrepreneurial endeavors.Prepared to tackle the complexities of deploying AI voice agents for thousands of daily calls.Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, Physics, or a related field (or equivalent experience).Interview ProcessInitial conversation to discuss your background, aspirations, and career goals (30 minutes).Completion of a take-home challenge to be reviewed in the subsequent interview.Discussion of your solution with our engineering team to evaluate your approach and thought process.

Ebury empowers ambitious businesses to achieve global expansion, and we apply the same philosophy to our workforce. We promote innovation, collaboration, and problem-solving, creating an environment where every employee feels valued, supported, and empowered to thrive.If you are a team player eager to revolutionize global business operations, reach out to us. We would love to explore how Ebury can enhance your career and help you shape the future.Senior Software EngineerMadrid Office - Hybrid: 4 days in the office, 1 day working from homeThe FinCore Engineering team at Ebury is looking for a talented Software Engineer to play a vital role in our diverse team located across South America and Europe. The successful candidate will be responsible for developing and optimizing our multi-currency accounting system and facilitating foreign currency exchanges. Your contributions will be essential as we strive to elevate our platform and deliver the best FX experience for our clients and operational teams.As a Senior Software Engineer, your technical expertise will be crucial to our ongoing innovation and growth. We prioritize collaboration and commitment, functioning in a distributed model where effective teamwork is essential.

Join Aircall, a leading unicorn in the customer communications sector, revolutionizing how over 22,000 companies engage with their customers globally. Our innovative AI-powered platform integrates voice, SMS, WhatsApp, and AI into a single, compelling workspace, designed to drive revenue, enhance issue resolution, and empower customer-facing teams.Our success is rooted in a clear vision: enable teams to work smarter, not harder. Our AI Voice Agent automates routine calls, AI Assist simplifies post-call tasks, and AI Assist Pro provides real-time insights, allowing individuals to perform at their peak. This leads to increased revenue, quicker resolutions, and scalable teams that operate with confidence.Headquartered in Paris, with a robust North American base in Seattle, Aircall operates across dynamic cities including Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product is beloved by customers, and we are rapidly scaling, supported by top-tier investors and continuous AI enhancements across diverse product lines.At Aircall, you will be part of an evolving company that is ambitious, product-oriented, and execution-driven, where your efforts yield visible impact, swift decision-making, and genuine growth.Our Work Culture: We are deeply customer-focused, data-centric, and committed to achieving significant results. We encourage ownership, ongoing learning, and thoughtful pace. If you excel in a cooperative, fast-paced environment where trust and influence are paramount, you will thrive with us.We are seeking a motivated and passionate Senior AI Software Engineer to enhance our expanding engineering division and contribute to our engineering teams.As a Senior AI Software Engineer, your role will involve the design, development, deployment, and management of AI-driven features that provide substantial value to our customers. Your daily responsibilities will encompass maintaining operational excellence, leveraging metrics and observability, sharing best practices, and mentoring team members across the Engineering department.Quality, excellence, and agility are the bedrock of our delivery processes, and you will be a key player in enhancing these standards. Our development is based on NodeJS and Typescript back-end stacks, tailored to meet specific requirements and always hosted on AWS, creating resilient services that integrate seamlessly with our customers' critical business tools (CRM, Helpdesk, E-Commerce, etc.).

zooplusse is looking for a Senior AI Software Engineer to strengthen its team in Madrid. This position centers on the software development lifecycle (SDLC) for AI-driven products. Role overview This engineer will work closely with colleagues from different disciplines to create and implement AI algorithms. The focus is on building solutions that improve user experiences and contribute to business goals. Key responsibilities Take part in all phases of the SDLC for AI projects, from initial design through deployment. Work with cross-functional teams to define and deliver technical solutions. Develop and refine advanced algorithms for real-world applications. Location This role is based in Madrid.

Jobgether is looking for a Senior Software Engineer to focus on AI SaaS solutions. This position is based in Spain and centers on designing, developing, and implementing software that uses artificial intelligence to address client needs. Role overview This role involves building and improving software products that incorporate AI. The work directly supports the evolution of jobgether’s offerings and aims to deliver better experiences for customers. Collaboration is a key part of the job, with opportunities to contribute ideas and refine processes alongside other team members. What you will do Design and develop software solutions using AI technologies Implement features that address client requirements Work closely with colleagues to enhance and expand product capabilities What we look for Experience in software engineering, especially with AI-driven SaaS products Ability to collaborate and contribute within a creative, improvement-focused team

Why Join dLocal?At dLocal, we empower some of the world's largest companies to seamlessly collect payments across 40 countries in emerging markets. Global brands trust us to enhance conversion rates and facilitate effortless payment expansion. As both a payments processor and a merchant of record in our operating regions, we enable merchants to penetrate the fastest-growing, emerging markets available.Becoming a part of dLocal means joining an incredible global team dedicated to making significant impacts. With over 1,000 teammates from more than 30 nationalities, you will have the opportunity to develop an international career that influences millions of lives every day. We are builders who embrace challenges and prioritize customer satisfaction. If this resonates with you, we are confident you will thrive in our environment.What’s the Opportunity?We are in search of a dynamic Senior Python Software Engineer to join our team, someone who is adaptable and ready to take on diverse responsibilities. Your primary focus will be on software development and creating scalable AI solutions, but you may also engage in architectural design and data analysis from time to time.We seek a proactive builder who takes extreme ownership and has a clear product vision. We aim to move beyond the Proof of Concept stage and need someone who actively identifies and resolves bottlenecks, driving the creation of robust solutions that enhance our engineering ecosystem and deliver measurable, data-driven results.

Join Our Team:At Flywire, we are in search of a talented Senior Software Engineer II to enhance our fintech solutions. Your main task will involve the development and upkeep of the advanced payment platform that facilitates the transfer of hundreds of millions of dollars daily.As a member of our dynamic team, you will focus on creating new features and optimizing existing functionalities to enhance speed, cost-effectiveness, and scalability. A strong dedication to collaborative problem-solving, practical design, and producing high-quality software while instilling a sense of ownership across the team is crucial. You will ensure the delivery of top-notch code within established timelines.Develop clean, high-quality, testable, secure, maintainable, and scalable code.Troubleshoot complex bugs and production issues within the development environment.Analyze intricate issues that require a deep understanding of various factors.Select appropriate methods, techniques, and evaluation criteria to achieve results.Assess scalability and performance metrics and implement enhancements.Lead initiatives for improvements throughout the development lifecycle.Assist in the recruitment process by identifying and engaging exceptional talent.Ensure optimal performance, quality, and responsiveness of applications.Collaborate with Product Managers and stakeholders to contribute to the product vision.Lead projects and mentor team members to foster growth.

Role overview Anyone AI seeks experienced software engineers to serve as AI Software Engineering Trainers. This is a remote, part-time consulting position for candidates based in Spain. Trainers collaborate with a prominent AI laboratory, shaping authentic engineering tasks and evaluating solutions for technical quality and depth. What you will do Create and implement multi-file coding challenges that cover bug fixes, new features, refactoring, and test development. Write clear, thorough specifications along with reference implementations. Develop and expand unit and integration test suites. Review peer-created tasks for technical accuracy and clarity. Identify edge cases, ambiguities, and potential failure points in both code and requirements. Ensure alignment between specifications, code, and expected outputs. Expected outcomes Deliver solutions that are production-ready and meet recognized industry standards. Requirements Exceptional written English for professional communication. 3 to 7 years of hands-on software engineering experience. Proficiency in Python and JavaScript or TypeScript. Knowledge of Java, C#, or Go is a plus. Background in backend or full-stack development for production environments. Experience with testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing tools. Ability to work with large, multi-file codebases and debug complex issues. Track record of code reviews, refactoring, and managing production migrations. Engagement details Part-time, project-based consulting arrangement. Fully remote role based in Spain.

Welcome to Adyen! At Adyen, we revolutionize the financial technology landscape by providing a comprehensive suite of payment, data, and financial solutions. Our esteemed clients include industry giants like Meta, Uber, H&M, and Microsoft, solidifying our position as the go-to financial technology platform. We are driven by ambition and innovation in every aspect of our work. We believe in fostering a dynamic environment where talented individuals can thrive. Our culture encourages ownership, collaboration, and problem-solving amongst diverse teams facing unique technical challenges. Together, we develop ethical and innovative solutions that empower businesses to achieve their goals efficiently. About Our Financial Products: Adyen is expanding its horizons beyond payments, creating a comprehensive range of embedded financial services tailored for platforms, marketplaces, SaaS businesses, on-demand services, and crowdfunding initiatives. Our mission is to facilitate seamless global management of payments and financial services through cutting-edge API integrations and hosted solutions. Our innovative platform enables businesses to: Execute onboarding, verification, and compliance processes across diverse markets. Manage transactions and expedite payouts and bank transfers in preferred currencies. Provide value-added services such as capital lending and the issuance of payment cards and bank accounts. Our team is dedicated to developing the technology that underpins this unified platform, focusing on various critical areas. Your Role: Develop and maintain our high-performance distributed platform. Contribute to architectural design decisions ensuring our platform's scalability. Mentor and coach junior engineers, fostering a culture of feedback and continuous improvement. Collaborate with a diverse and inclusive team. Launch quickly and iterate frequently, impacting businesses and customers from day one. Identify and enhance platform components for greater robustness and scalability. Work across teams and time zones to drive initiatives, review code, and embrace constructive feedback.

Ebury empowers ambitious businesses to achieve global growth, and we extend that philosophy to our team members. We promote innovation, collaboration, and problem-solving in a supportive environment where everyone feels a sense of belonging and is equipped for success.If you're a collaborative spirit eager to reshape global business operations, let's connect. We want to discuss how Ebury can propel your career and help you influence the future.Senior Backend Engineer - JavaScript/TypeScriptEbury (Madrid/Málaga) Office - Hybrid: 4 days in the office, 1 day working from home per weekEbury is a rapidly growing FinTech company dedicated to transforming international trade. We are constructing the 'Internal Engine' of our global delivery organization, with our Client Operations Automation squad playing a pivotal role in this evolution.We are advancing from traditional automation into the domain of Agentic Orchestration. In this role, you won't just be writing scripts; you will architect high-performance distributed systems and AI-driven solutions that facilitate real-time compliance, client lifecycle management (CLM), and intelligent RFI workflows.Technical Leadership & Team ContextAs a foundational technical leader for the squad, you will collaborate with three mid-level engineers and one Associate Engineer, acting as the primary architect and mentor. This high-visibility role allows you to define engineering standards for the team and lead the technical roadmap for enhancing Ebury's operational efficiency.Your ImpactArchitect Intelligent Systems: Lead the design and implementation of complex state machines and workflow orchestration using Temporal and Node.js/TypeScript.Production-Grade AI: Deploy and optimize Gemini in production to manage non-deterministic operational tasks, converting manual reviews into automated processes.Drive Strategic KPIs: Own the technical outcomes that minimize our Manual Intervention Rate and enhance Average Handling Time (AHT) for global client operations.Engineering Excellence: Set best practices for observability, 'exactly-once' execution, and resilience in distributed systems.Mentorship: Influence the growth of your team through RFC reviews, technical workshops, and hands-on collaboration with mid-level and associate engineers.

About seQuraAt seQura, we deliver innovative and user-friendly payment technologies designed to help merchants acquire, convert, and retain a broader customer base.Our tailored solutions cater to various sectors, addressing their unique challenges to enhance sales performance in Retail, Education, Eyewear, Repairs, and Travel. We also empower consumers to engage in smart shopping by providing enhanced payment experiences that allow for savings, access to interest-free credit, or manageable installment payments over 24 months.Founded in Barcelona, seQura is a privately-held fintech company experiencing rapid growth across Southern Europe and Latin America, boasting a CAGR of over 50% and nearing 100 million in Annual Recurring Revenue. Our commitment to excellence has earned us the trust of over 5000 businesses and nearly 2 million shoppers, reflected in our impressive NPS of 87%, Trustpilot rating of 4.7/5, and Glassdoor rating of 4.7/5.About the Role We are seeking a passionate and skilled Senior Software Engineer who possesses a holistic view of software development while balancing quality with pragmatic solutions to scale our company. If you are proactive, creative, and eager to collaborate with experienced professionals in a dynamic environment, this opportunity is perfect for you.Join us in advancing our product development across various exciting projects, where you will have the chance to significantly contribute to technical and architectural decisions and play a role in building new teams.

ANYbotics is a pioneering technology firm dedicated to transforming the landscape of mobile robotics across diverse sectors. Be part of our exceptional and driven team of over 200 professionals, and engage with state-of-the-art robotic technologies.The OpportunityAs a key member of our Solutions team, you will be at the forefront of advancing autonomous robotic inspection intelligence. In this position, you will oversee project priorities, timelines, and deliverables while designing, developing, testing, deploying, maintaining, and enhancing software solutions. You will tackle complex technical challenges, innovate new capabilities, and enhance existing systems across various platforms and programming languages, including edge devices and cloud architectures. Your contributions will directly influence our technology roadmap, steering our long-term strategy and ensuring that each solution is robust, reliable, and impactful. If you are passionate about exploration, hands-on experimentation, and leveraging your research to redefine robotics and industrial inspections, this role offers you the chance to make a significant impact for our clients and the robotics sector.Market & TechnologyANYbotics is revolutionizing industrial facilities in the (renewable) energy, process, and utility domains by integrating robotics into a wide array of innovative applications previously deemed unattainable. Our mobile robot, ANYmal, utilizes legs for exceptional mobility in complex settings, alongside camera- and LIDAR-based sensing for full autonomy and obstacle avoidance, to conduct tasks that yield high-quality, consistent inspection outcomes. We design a variety of custom hardware systems, encompassing the complete robotic platform, actuators, sensors, inspection payloads, charging systems, and all associated electrical hardware.About Us:ANYbotics stands at the forefront of robotics, specializing in cutting-edge autonomous systems. Following a successful Series B financing round, we are positioned for rapid expansion and international growth. Our goal is to revolutionize the robotics industry through innovative technology and solutions. As we embark on this exciting journey, we are looking for a dynamic and experienced individual to join our team and help us shape the future of autonomous robotic inspections.

About Thunes Thunes is revolutionizing the global money transfer landscape with its innovative Direct Global Network, enabling seamless real-time payments across over 130 countries and 80 currencies. Our network offers direct connections to more than 7 billion mobile wallets and bank accounts globally, alongside access to 15 billion cards through over 320 different payment methods including GCash, M-Pesa, Airtel, MTN, Orange, JazzCash, Easypaisa, AliPay, WeChat Pay, and many more. Thunes uniquely stands out with its expansive reach, advanced SmartX Treasury System, and robust Fortress Compliance Platform, providing network members with unparalleled speed, control, visibility, protection, and cost-effectiveness for real-time payments worldwide. Our prestigious clientele includes industry leaders such as Uber, Deliveroo, Grab, and WeChat, along with various fintechs, MTOs, PSPs, and banks. Headquartered in Singapore, Thunes operates in 14 global locations including Barcelona, Abidjan, Beijing, Dubai, Hong Kong, Johannesburg, London, Manila, Nairobi, Paris, Riyadh, San Francisco, and Shanghai. For more details, please visit: https://www.thunes.com/ Role Overview We are seeking a passionate Senior Software Engineer (Golang) to join our dynamic Engineering team in Barcelona. This role offers an exciting opportunity to work in the fast-paced FinTech sector, collaborating on a variety of projects and technologies within an innovative environment. The Engineering team is tasked with developing our core business products and deploying them efficiently. We design solutions, tools, and platforms that address business needs, focusing on provisioning, configuration, CI/CD, monitoring, SLA, performance, and uptime. Our meticulous approach ensures we closely collaborate with diverse stakeholders while managing millions of transactions and integrating numerous global partners.

About seQuraseQura is at the forefront of fintech innovation, delivering flexible and user-friendly payment technologies that enhance merchants' ability to attract, convert, and retain customers. We are committed to improving sales performance by customizing solutions across various sectors including Retail, Education, Eyewear, Repairs, and Travel, addressing specific challenges to achieve outstanding results.Our mission is to empower savvy consumers seeking value, convenience, and flexibility in their shopping experiences. We offer innovative payment options that allow customers to save, access interest-free credit, or make manageable payments over 24 months.Founded in Barcelona, seQura is a rapidly growing fintech company expanding its reach throughout Southern Europe and Latin America, boasting over 50% CAGR and nearing €100M in Annual Recurring Revenue. Our exceptional service has earned us the trust of over 5,000 businesses and nearly 2 million shoppers, reflected in our impressive NPS of 87%, a Trustpilot rating of 4.7/5, and a Glassdoor rating of 4.7/5.About the Role We are developing seQura’s Smart Agent platform, an advanced intelligent agent system designed to assist shoppers throughout their purchasing journey. This platform integrates Large Language Models (LLMs) for human-like interaction with retrieval-augmented generation (RAG) utilizing seQura’s data, web crawling, and structured product information.This position focuses on the creation of robust, production-ready backend systems that empower these agents to effectively address shopper needs. AI research, data science, or mathematical modeling are not required, as all necessary frameworks are already established.Key Responsibilities:Design and implement scalable backend systems for agent workflows, managing context, state, and interactions.Safely and efficiently integrate AI agent functionalities with core platforms such as payments, shopper accounts, risk management, and merchant services.Utilize RAG frameworks and structured data to generate intelligent responses without the need for model fine-tuning.Collaborate with Product, Frontend, and other teams to deliver seamless user experiences.

Hello!We are Fever, a pioneering tech platform dedicated to transforming culture and live entertainment.Our mission is clear: to democratize access to culture and entertainment. Through our advanced technology and data-driven strategies, we are changing the way people experience live events. Every month, our platform captivates over 300 million people across more than 40 countries, while empowering event creators to innovate and expand their reach using our tools and insights.Our achievements speak for themselves—we have collaborated with industry giants such as Netflix, F.C. Barcelona, and Primavera Sound, and have been recognized with international awards. It’s an impressive journey, and we’re just getting started!To further our mission, we are in search of exceptional individuals with a proactive approach who are excited to contribute to the future of entertainment!Are you ready to join us on this journey?Now, let’s delve into the specifics of this role and how you can contribute to Fever’s mission.

About Stack AIStack AI is on a mission to make Large Language Models accessible to everyone through an intuitive no-code platform that seamlessly integrates leading AI models (OpenAI, Anthropic, Google), various data sources (OneDrive, Google Drive, Notion), and essential SaaS tools. With the backing of Y Combinator and Gradient Ventures, we have amassed thousands of users and secured hundreds of paying clients, including prominent public companies and unicorns.The RoleWe are seeking a talented Senior Frontend Engineer who excels in execution. This role focuses on optimizing and enhancing existing features rather than creating flashy new ones. You will collaborate closely with our Product Design team to transform detailed visual specifications into clean, production-ready code.Main Mission: Alleviate bottlenecks within our Product Design team by taking charge of incremental UX/UI enhancements to our current features and codebase.What You'll DoOptimize and enhance existing frontend code and features.Implement gradual UX/UI enhancements based on detailed design specifications (no design skills required).Work independently with minimal code review—your code should be clean and dependable enough for others to trust without hesitation.Collaborate with Product Designers and Engineers to ensure effective execution.Focus on impactful improvements that enhance product quality and user experience.Refactor and improve legacy code.What We're Looking ForMust-haves:Exceptional code quality: Produce clean, maintainable, and trustworthy code that requires minimal review.Strong execution: Ability to ship quickly and effectively.Senior-level experience: Over 5 years of experience with React, TypeScript, Next.js, and modern frontend technologies.Accountability: You take ownership of your decisions and act responsively.Autonomy: You can manage features from start to finish without needing guidance.Pragmatism: You are ready to engage in detail-oriented, iterative work critical to product success.Technical excellence: A mentor who can share knowledge rather than someone who needs to be taught.Nice-to-haves:Experience with additional frameworks or tools.Familiarity with agile methodologies.Passion for user experience and design.