Senior Backend Developer at BioCatch | Barcelona, Spain

Join BioCatch, the leading innovator in Behavioral Biometrics, where we harness the power of machine learning to analyze users' behavioral patterns online to enhance security. Our mission is to enable a digital world where identity, trust, and ease can coexist. With over 32 of the world's top 100 banks and 210 financial institutions using our BioCatch Connec…

Join Our Team at CodewayAt Codeway, we create innovative consumer applications that are enjoyed by millions worldwide. Our focus is on harnessing the power of AI technology to enhance creativity, promote wellness, facilitate learning, and boost productivity. We take pride in delivering exceptional user experiences characterized by speed and quality, leveraging our robust in-house technology and data capabilities.Barcelona is rapidly becoming a vital hub for Codeway, where we are nurturing a strong engineering culture. Our team values ownership, agility, and high standards of craftsmanship. This is an ideal environment for engineers eager to engage closely with product development, influence key decisions, and see their contributions make an impact swiftly.We are currently seeking a Backend Developer to join our Barcelona team and assist in building and scaling top-notch mobile experiences across our diverse consumer app portfolio.Your RoleIn this position, you will be an integral part of our engineering team, responsible for developing and maintaining the backend services that power our mobile and web applications, which are utilized by millions globally. Your responsibilities will include designing scalable microservices and APIs, as well as supporting AI-driven features and model deployments. You will work on high-performance, reliability-focused products with an emphasis on clean architecture.Key Responsibilities◦ Design, develop, and maintain scalable backend services for mobile and web applications.◦ Build and enhance microservices and RESTful APIs with a focus on maintainable architecture.◦ Deploy, monitor, and support AI models and data-driven services in production.◦ Optimize system performance, reliability, and scalability in distributed environments.◦ Collaborate closely with mobile, frontend, AI, product, and DevOps teams to implement new features.◦ Troubleshoot, debug, and enhance system stability and observability.◦ Ensure code quality through peer reviews, testing, and comprehensive documentation.Your Qualifications◦ A minimum of 2 years of professional experience in backend development.◦ Proficiency in designing and implementing APIs and microservices.◦ Strong understanding of system performance optimization and reliability.◦ Experience with AI model deployment and data-driven services in production is a plus.◦ Excellent problem-solving skills and a proactive approach to improving systems.

Join our dynamic team as a Swedish-speaking Business Development Representative specializing in Google Cloud products, where you'll play a vital role in connecting businesses with innovative cloud solutions.Role Purpose:As a Business Development Representative, you will identify lucrative sales opportunities, profile potential customers, uncover their needs, and drive new business through various outbound campaigns. Your contributions will enable businesses to collaborate more effectively, accelerate their operations, and foster innovation.As an integral member of the Business Development team, you will serve as the initial point of contact for numerous businesses, proactively engaging them to generate excitement while identifying and qualifying their requirements to propose suitable solutions and guide them through the appropriate sales pathways.Your role involves striving to meet individual targets while also contributing to the broader sales team objective of expanding our customer base throughout the EMEA region. You will primarily engage with customers through outbound calls within a dedicated calling environment.Key Responsibilities:Achieve quarterly Sales Qualified Opportunity (SQO) quotas and daily/weekly activity targets.Manage assigned accounts to identify high-potential prospects and educate them on Cloud offerings.Conduct daily outbound calls/emails (including cold calling) to C-level decision-makers, quickly establish rapport, and assess their needs.Understand client pain points, gather technical requirements, align business needs with Cloud solutions (solution-selling), and build value for subsequent sales steps.Maintain accurate prospect/customer data in Salesforce (CRM), managing leads, contacts, accounts, opportunities, and activities.Work towards team and individual KPIs (productivity, conversion, opportunities, pipeline).Thoroughly document customer notes and deal details in Salesforce for stakeholder clarity.Qualifications:Fluent in Swedish (C2 level) and proficient in English (C1 level), both written and spoken.Bachelor's degree or significant equivalent practical experience (approximately 20 months).Solid understanding of cloud computing concepts, ideally with direct exposure to Google Cloud Platform solutions.Proven ability to connect business challenges with appropriate technical solutions.Demonstrated success in meeting assigned quotas in a professional phone-based environment.Experience in IT outbound sales prospecting, effective cold calling, and managing a substantial account portfolio.Proficient in using Salesforce or other enterprise CRM platforms.Strong interpersonal skills, integrity, and professionalism, with the ability to identify key decision-makers during conversations.Goal-oriented, self-motivated, and persistent in achieving objectives.

Become a part of our vibrant team at Teleperformance Spain in the heart of Barcelona! Engage with us in transforming the home-sharing landscape.Role OverviewAs a Co-host Onboarding Specialist, you will play a crucial role within our sales team. Your primary responsibility will be to identify and convert elite hosts into co-hosts, local professionals who assist property owners in optimizing their home rental potential. Through effective sales techniques, relationship cultivation, and a comprehensive understanding of market dynamics, you will contribute to the expansion of a dependable co-host community that enhances overall supply and service quality.We are seeking a highly motivated and results-oriented individual who is excited about shaping the future of travel and property management.Key Responsibilities:Co-Host Acquisition and Relationship BuildingIdentify and engage potential co-hosts in targeted regions.Employ multi-channel outreach (emails and calls) to inform prospects about the program’s benefits and market insights.Build rapport and establish trust with key decision-makers and stakeholders.Deliver personalized pitches and tailored solutions to prospective co-hosts, guiding them through the sign-up and onboarding journey.Co-Host Network GrowthEvaluate potential matches for local hosts and co-hosts based on specific needs.Assist in the co-host program sign-up process.Pipeline ManagementUtilize Salesforce and other internal tools to manage leads, track progress, and streamline client workflows.Consistently achieve or exceed individual outreach targets, acquisition, and engagement KPIs.Provide regular updates, insights, and recommendations based on market feedback and client interactions.Collaboration and Continuous ImprovementProactively advocate for the Voice of the Customer (VoC) to identify opportunities for account growth and product/process enhancements.Collaborate closely with sales teams, program managers, and internal stakeholders to achieve team and company objectives by refining best practices and delivering exceptional results.Stay updated on industry trends and utilize new tools to maximize client success.Participate actively in ongoing training, personal development, and knowledge sharing.

ANYbotics is an innovative and rapidly expanding technology company committed to revolutionizing the field of mobile robotics across diverse sectors. We invite you to join our dynamic and talented team of over 200 professionals, working on pioneering robotic technologies.The OpportunityWe are searching for a Senior Backend Engineer to become a vital member of our agile software engineering team. In this role, you will be responsible for architecting and developing the backend for the next generation of robotic applications for our flagship product, ANYmal. Collaborating closely with your teammates and leading robotics engineers, you will design and implement sophisticated software solutions that empower ANYmal to undertake increasingly complex tasks.The APIs developed by your team will lay the groundwork for strategic partnerships with software and cloud technology providers, facilitating seamless integration into our clients' facility management systems and enabling the creation of comprehensive robotic inspection solutions.At ANYbotics, we continually innovate to enhance the performance and capabilities of our robots, helping clients derive valuable insights from their facilities and processes with efficiency and ease. Leverage your technical expertise in web technologies to contribute to making our robots smarter, more reliable, and user-friendly.The Market & Our TechnologyANYbotics is at the forefront of transforming the industrial landscape by integrating robotics into a wide array of groundbreaking applications that were previously unattainable (refer to our case studies in sectors such as Chemicals, Oil & Gas, Railways, Wind Energy, Mining, and Construction). Our clientele consists of major asset operators and service providers in the industrial sector, pioneering the use of robotic technology for inspection and maintenance tasks. Our solutions facilitate autonomous routine inspections and monitoring of extensive industrial facilities, enhancing safety and productivity. We engineer a variety of customized hardware systems, including the complete robotic platform, actuators, sensors, inspection payloads, charging systems, and software, achieving exceptional mobility, autonomy, and inspection capabilities, often powered by AI. Our technology has been validated through long-term pilot projects, and we are now scaling our solutions for commercialization, deploying them directly in operations at client facilities across the globe.About UsANYbotics is a pioneering robotics firm specializing in advanced autonomous systems. Following a successful Series B funding round, we are poised for significant growth...

Join our vibrant team at Teleperformance Spain in the heart of Barcelona and dive into an exhilarating project!Role OverviewAs a Co-Host Onboarding Specialist, you will play a pivotal role within our sales team. Your main responsibility is to identify and recruit elite hosts to become co-hosts—local professionals who assist property owners in monetizing their homes. By leveraging your sales skills, building relationships, and applying your market knowledge, you will enhance the growth of a dependable co-host community that improves overall quality and service.To excel in this role, you must be a driven, results-oriented candidate who is enthusiastic about shaping the future of travel and property management.Key Responsibilities:Co-Host Acquisition and Relationship BuildingIdentify and engage potential co-hosts in key strategic areas.Utilize multi-channel outreach (including email and phone) to inform prospects about the program’s advantages and market insights.Establish strong rapport and trust with decision-makers and key stakeholders.Deliver customized pitches and solutions to potential co-hosts, guiding them through the sign-up and onboarding process.Co-Host Network GrowthEvaluate potential pairings for local hosts and co-hosts based on their requirements.Assist in the sign-up process for the co-host program.Pipeline ManagementLeverage Salesforce and other internal tools to manage leads, monitor progress, and streamline client workflows.Consistently meet or surpass individual outreach goals and engagement KPIs.Provide regular updates and insights based on market feedback and client interactions.Collaboration and Continuous ImprovementActively promote the Voice of the Customer (VoC) to discover opportunities for account growth and product/process enhancements.Work collaboratively with territorial sales teams, program managers, and internal stakeholders to achieve team and company objectives, refining best practices for outstanding results.Stay informed about industry trends and utilize new tools to maximize client success.Engage in ongoing training, personal development, and knowledge sharing.Requirements1-2 years of demonstrated experience in Customer Success, Account Management, or a related client-facing role.BA/BS degree or equivalent practical experience.C2 level proficiency in French and a proficient level of English.Exceptional communication, relationship-building, and problem-solving abilities.Proven track record of surpassing sales targets.

Elevate Your Career with Zynga!At Zynga, we unite people through the excitement of play. As a premier name in interactive entertainment and a proud subsidiary of Take-Two Interactive, our games have garnered over 6 billion downloads, connecting players in more than 175 countries through fun, strategy, and a touch of friendly rivalry.From exhilarating casino experiences to intense strategic confrontations, challenging puzzles, and social word games, our vast game portfolio has something to delight every player. Renowned favorites and recent hits include FarmVille™, Words With Friends™, Zynga Poker™, Game of Thrones Slots Casino™, and many more!Established in 2007 and headquartered in California, our diverse teams across North America, Europe, and Asia collaborate to create unforgettable gaming experiences. Whether you’re spinning, strategizing, matching, or competing, Zynga is where creativity meets innovation—and where you can advance your career.Join us and become part of the adventure!Position Overview:We are seeking talented software engineers to develop services for games enjoyed by millions of users worldwide every day. These services must scale effectively to handle high user traffic and be crafted with the utmost quality demanded in this competitive landscape. Our developers are expected to maintain cutting-edge technology while generating innovative ideas.Your Responsibilities:Collaborate on backend applications utilizing various programming languages and technologies (Golang, PHP, AWS EC2, Kubernetes, etc.). You will work on legacy code, enhancing, maintaining, and continuously refactoring the backend of our games.Your role extends beyond coding; you will collaborate with mobile developers, data analysts, and systems engineers to integrate components, create technical designs, document processes, and train fellow team members.As a backend engineer, you'll be integrated into our games team, closely collaborating with game design, player experience, mobile, and other departments while contributing to business decisions as part of our technology strategy.

Role Overview Speechify is hiring a Software Engineer for its iOS Core Product team in Barcelona, Spain. This position centers on building and refining features that shape the experience of Speechify users on iOS devices. What You Will Do Develop and enhance core product features for iOS applications Work with cross-functional teams to deliver reliable, high-quality software Focus on performance and stability to support a smooth user experience Location This role is based in Barcelona, Spain.

Join Delivery Hero as a Data Analyst in the vibrant city of Barcelona! In this role, you will leverage your analytical skills to drive data-driven decisions that enhance our operations and customer experience. Collaborate with cross-functional teams and contribute to exciting projects that shape the future of food delivery.

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.

At Datavant, we are revolutionizing healthcare data collaboration. Our mission is to ensure that health data is secure, accessible, and actionable for organizations throughout the healthcare landscape, including providers, health plans, researchers, and life sciences companies. From assisting single patients with their medical records to spearheading the AI transformation in healthcare, our team, known as Datavanters, is at the forefront of how data is interconnected and utilized to enhance health outcomes.Become a Part of Our Vision at the Datavant Life Sciences Tech Hub in BarcelonaAs we expand our global presence with the establishment of our Life Sciences Tech Hub in Barcelona, we invite skilled technical professionals who are product-focused and impact-oriented to join us in shaping the future of healthcare technology.Our Life Sciences technology is pivotal in clinical research, real-world evidence generation, pharmacovigilance, and data collaboration across the healthcare ecosystem. As a Backend Engineer at our Life Sciences Tech Hub, you will architect and implement systems that facilitate secure, privacy-conscious access to high-quality healthcare data utilized by pharmaceutical companies, biotech innovators, and research organizations globally. Your contributions will be integral in developing new therapies, expediting clinical trials, and enhancing patient outcomes by ensuring that essential data is interoperable, scalable, and reliable.Careers at Datavant empower you to leverage your technical acumen and problem-solving abilities in pursuit of our mission: to ensure that every healthcare decision is informed by the right data, at the right time, in the right format. We are on the lookout for innovators, problem-solvers, and proactive individuals ready to drive change and build upon our success.

Join Delivery Hero as a Senior Backend Engineer specializing in Kotlin to drive innovation in the Quick Commerce sector. In this role, you will design and develop scalable backend systems that enhance our delivery capabilities. You will collaborate with cross-functional teams to deliver high-quality software solutions while ensuring optimal performance and reliability.We are looking for someone who is passionate about technology, thrives in a fast-paced environment, and is eager to take on new challenges. Your contributions will directly impact our mission to provide exceptional service to our customers.

Scopely is on the lookout for an enthusiastic Senior Software Engineer to join our innovative Playgami team in the vibrant city of Barcelona on a hybrid working model! At Scopely, we are passionate about our mission and encourage a culture of play in our workplace, collaborating with talented colleagues, and engaging deeply with our player communities. As a global team of gaming enthusiasts, we are dedicated to developing, publishing, and innovating in the mobile games industry, connecting millions of players worldwide every day. The Playgami team is on a quest to create the premier SaaS gaming platform, striving to develop exceptional products for game production, operation, and insights. We power numerous award-winning franchises that are beloved by millions across mobile, web, and PC platforms.

Are you an empathetic individual with a knack for problem-solving and a passion for teamwork? Join us as a Customer Service Advisor for Booking!Key Responsibilities:In this role, you will be responsible for understanding and addressing the needs of our customers. You will effectively communicate with international travelers and accommodation providers worldwide, ensuring exceptional service at all times.You'll be clarifying inquiries related to services, payments, and technical requirements while providing accurate information through both email and phone.

Are you a compassionate individual with exceptional listening skills and a knack for problem-solving? Do you thrive in a collaborative environment? If so, we have the perfect opportunity for you!Job Responsibilities:As a Customer Service Advisor for Booking, your primary role will be to understand and address the needs of our customers. You will engage with international travelers and accommodation suppliers worldwide, ensuring an exceptional level of customer service. Your duties will include:Listening attentively to customer inquiries and providing thoughtful responses.Clarifying questions related to services, payments, and technical requirements.Delivering accurate information and adhering to established processes via email and phone.Qualifications:Language Proficiency: Fluent in Swedish (C2 level) and proficient in English.Strong communication and interpersonal skills, both written and verbal.Proficient in PC applications: Office 365, CRM databases, and internal platforms.A solution-oriented mindset with the ability to tackle customer challenges effectively.A positive, motivated attitude to help navigate complex customer situations.Goal-oriented with an openness to adapting to changing priorities and business processes.Familiarity with accommodation platforms.Previous experience in customer service or contact center environments is a plus.Desirable Skills:Process Excellence: Committed to improving organizational processes.Collaboration: Effectively work with others to achieve shared goals.Communication: Proficient in exchanging ideas and information across various channels.Emotional Intelligence: Ability to understand and manage emotions for successful interactions.Open-Mindedness: Appreciate diverse perspectives to foster collaboration.Critical Thinking: Analyze information for informed decision-making.Solution Orientation: Focus on practical and effective solutions to challenges.Entrepreneurial Mindset: Innovative and proactive in identifying opportunities.Benefits:38.5 hours/week contract (Monday to Sunday) with fixed working hours and 2 days off per week.Salary: 22,249 € gross/year.Rotating shifts available from 09:00 to 20:00.Initial Temporary Contract with the potential for a Permanent Contract based on business needs.27 paid vacation days per year.

About BLP Digital BLP Digital specializes in ERP automation, building AI-powered solutions that streamline finance, procurement, logistics, sales, and other key business functions. Founded by experts from ETH Zurich and HSG, the company supports large enterprises worldwide, including Fortune 500 firms. Its platform operates in over 40 countries, serving more than 20,000 daily users and automating upwards of 70,000 processes every day. Headquartered in Switzerland, BLP Digital continues to grow rapidly as a SaaS scale-up, driven by deep expertise in both technology and business operations. Role Overview: Sales Development Representative – Onsite in Barcelona As a Sales Development Representative, play a key role in BLP Digital’s growth by connecting with decision-makers at leading industrial companies. This position focuses on generating new business opportunities and supporting the sales team in turning leads into customers. Expect to work closely with colleagues to build relationships, identify client needs, and help advance the sales process. The Barcelona office offers the energy of a scale-up, with a team of more than 80 people who combine startup flexibility with ambitious goals. Work Culture at BLP Digital AI-driven and data-centric: Intelligent automation tools help optimize lead generation, freeing up time for meaningful conversations with clients. Empowerment: As an independent startup, decisions are made to serve the company’s mission, not just investor interests. Product and engineering focus: The AI-first product has been sold over 300 times, outperforming traditional competitors. Accountability: Team members own their work, results, and learning from setbacks as part of ongoing growth. Commitment to excellence: High standards drive every project and interaction; mediocrity is not accepted. Open communication: Transparency and straightforward processes are valued throughout the company. Honesty: Direct discussions are encouraged to foster new ideas and solve challenges. What You Will Do Reach out to prospective clients through targeted cold calls and personalized messages. Lead discovery meetings to understand client needs and match them with the right solutions.

airapps is hiring a Backend Engineer in Barcelona to help build and improve its applications. This position centers on developing backend systems that support new features and maintain reliability. What you will do Work closely with team members to design and implement backend solutions Contribute to the ongoing development and stability of airapps products Address technical challenges as they arise Who we’re looking for Experience building and maintaining backend systems Comfort working collaboratively in a team setting Motivated to solve problems and support product innovation This role is based in Barcelona and offers the chance to work alongside a group of dedicated engineers focused on building quality applications.

Join SQLI as a Drupal Backend Developer and contribute to a strategic digital platform for one of the world’s top three eCommerce platforms in a dynamic, global, and highly scalable environment.As part of our dedicated team, you will help maintain and enhance our client’s corporate headless CMS, delivering content across multiple markets to eCommerce platforms and mobile applications. This role emphasizes backend Drupal development, enterprise-level system integrations, and a commitment to quality and performance.Key Responsibilities:Manage and enhance a headless Drupal CMS (Drupal 10/11) for Nespresso’s eCommerce site and mobile apps.Design, implement, and maintain REST / JSON:API endpoints in Drupal to ensure structured content delivery to frontend applications (React), adhering to established JSON schemas.Develop integrations between Drupal and commercial solutions, including translation services and Digital Asset Management (DAM) platforms.Create and maintain reusable content structures (Paragraphs, entities, taxonomies) that support a multi-market content model while following Drupal best practices.Improve the editorial experience through the development of intuitive user interfaces and efficient editing workflows tailored for non-technical users.Oversee and optimize Drupal hosting on Acquia Cloud, ensuring high performance, security, and scalability standards.Design and implement effective multi-layer caching strategies (Drupal cache, Varnish, CDN) with appropriate cache invalidation for dynamic content.Collaborate closely with UX/UI designers to ensure compliance with accessibility standards (WCAG) and SEO best practices.Analyze and resolve issues related to APIs, integrations, and content delivery.Maintain high standards of code quality through code reviews, unit testing, and integration testing.Participate in technical validation processes, including exercises and architecture reviews in a collaborative engineering environment.

Join us at Fever, the premier tech platform dedicated to enhancing cultural and live entertainment experiences globally.Our mission is to democratize access to culture and entertainment. Utilizing our advanced technology and data-driven strategies, we are changing how audiences engage with live events. Every month, over 300 million individuals across more than 40 countries discover unforgettable experiences on our platform, while we empower event creators to innovate and grow their reach.We proudly collaborate with industry giants such as Netflix, F.C. Barcelona, and Primavera Sound, delivering internationally acclaimed experiences and backed by leading global investors. Impressive, isn’t it?To further our mission, we seek exceptional talent with a proactive mindset, eager to contribute to the future of entertainment. Are you ready to be part of this journey?The engineering team is the backbone of our user-friendly iOS and Android applications and website, responsible for developing, enhancing, and maintaining all Fever services, ensuring that users have outstanding experiences.About the RolePosition: Senior Software Engineer (Backend Platform)Location: SpainWe are looking for a highly skilled software developer with a proven track record of delivering exceptional results. A person who values code quality and emphasizes doing things correctly, not just completing tasks.Collaborate within an agile, cross-functional team alongside other talented software engineers and product designers.Develop production-quality code and implement solutions capable of handling significant traffic.Mentor team members through code reviews, architecture design sessions, and pair programming.Receive mentorship from colleagues in areas where you seek to grow.During your onboarding period, you will:Engage in a structured program designed to facilitate a smooth transition into your role.

Join our dynamic team at Cross Border Talents, where we seek tech-savvy professionals to provide outstanding support to users of a prestigious technology services company. We have found that the most successful candidates are passionate about the internet and possess strong research skills.As a French Technical Support Agent, your primary responsibilities will include:Communicating with users via email, phone, and chatAssessing and analyzing users’ account setups and previous interactions to provide tailored solutionsTroubleshooting technical inquiries related to software, hardware, and logisticsEscalating complex issues while providing context for escalation