Senior Backend Software Engineer - Core Domain (Relocation to Milan)

Attention: This position requires relocation to our Milan office.About SatispaySatispay is on a mission to transform everyday transactions, making them straightforward, equitable, and accessible for all. Our ambition is to redefine the future of money.We are a collective of innovators empowering millions, united by a common goal to address significant challe…

Note: This position requires relocation to our Milan office.About SatispayAt Satispay, we aim to transform everyday payments into a straightforward, equitable, and accessible experience for all. Our mission now extends to shaping the future of financial transactions.We are a dynamic movement empowering millions, united by our ambition to confront significant challenges. Our fast-paced culture encourages bold thinking, collaboration, and continuous growth.If you seek more than just a typical job—if you're eager to collaborate with a talented team to create something meaningful—you've come to the right place.Your ResponsibilitiesAs a Senior Backend Software Engineer within the Business Team, you will be instrumental in designing the future of digital welfare payments, overseeing everything from employer benefits to intricate product offerings. Your role will encompass the entire journey for employers and employees, ensuring their long-term satisfaction. You will guide the technical direction, maintain quality, and ensure the delivery of complex systems affecting multiple services that enable thousands of employers to manage their corporate welfare efficiently. Here’s what a typical day looks like:Develop Multi-Service Solutions: Lead technical analysis for medium to large projects that affect multiple services in the Employer domain. Design comprehensive, reliable solutions with a focus on scalability, security, and maintainability for products that define the core of welfare.Maintain Technical Quality: Implement strong testing strategies that balance automation with manual oversight, and manage gradual rollouts with stringent monitoring to ensure precision and reliability in welfare distributions.Proactively Address Challenges: Anticipate and resolve technical challenges, fostering knowledge sharing within the organization. Tackle unique B2B registration flows and high-volume benefit allocations while ensuring code quality through diligent reviews.Ownership of Execution: Take full responsibility for your projects from conception to completion, delivering features that truly address user needs—from the employer's signup process to the employee's first use of welfare benefits—through seamless backend integration.

Please be aware that this role requires relocation to our Milan office.About SatispaySatispay is on a mission to transform everyday payments, making them straightforward, equitable, and accessible for everyone. Our vision extends beyond payments as we aim to redefine the future of finance. We are a collective empowering millions, united by a common purpose to address significant challenges, and we are just beginning our journey.As part of the Core Team, you'll engage with critical systems, managing external bank interactions, orchestrating payments, and establishing the foundational infrastructure for Identity and Access Management. Our responsibilities also encompass risk-related services, notably credit risk management and fraud detection.We operate with agility, embrace bold ideas, and foster a culture of trust where challenging the status quo is encouraged. If you seek more than just a job – if you're eager to make a meaningful impact alongside a talented team – you've found the right place.Your ResponsibilitiesAs a Staff Software Engineer within the Core Team, your role will be pivotal in defining the structure of our payment platform. You will contribute to the mission-critical systems that power Satispay, ensuring reliability, consistency, and security for millions of users.Your typical day will include:Define Technical Strategy: Establish the long-term technical vision for our vital domains, architecting complex subsystems that underpin the entire organization while balancing cross-product needs with a focus on speed and reliability.Architect Core Financial Systems: Design and scale high-throughput engines responsible for our transaction ledger, payment orchestration, and external bank integrations, ensuring our

Join our innovative team at dev2 as a Senior Backend Software Engineer, where you'll be instrumental in crafting robust and scalable software solutions. In this role, you will collaborate closely with cross-functional teams to design, develop, and deploy high-performance backend systems.

About Speechify Speechify helps people access information by listening to articles, documents, and books. The platform supports users whether they are at their desks or moving through their day. With a growing user base and strong market position, Speechify leads its category in audio information. Role Overview The Core Experiences Team builds and maintains the core services and SDKs behind Speechify’s product experience on multiple platforms. This senior engineering role focuses on both product and infrastructure, with a strong emphasis on designing reliable APIs and efficient systems that make a real difference for users. What You Will Do Work alongside Product Teams to define project scopes, improve processes for faster customer feedback, and balance integration and user experience decisions. Deliver solutions through a cross-platform SDK. Improve existing features by designing efficient abstractions and optimizing algorithms for faster loading and smarter parsing. Build cloud functions, lightweight backend services, and background jobs using Kotlin. Location This position is based in Berlin, Germany.

P-1327 At Databricks, we are driven by a passion for empowering data teams to tackle some of the world’s most complex challenges. From revolutionizing transportation methods to speeding up medical innovations, our mission is to build and operate the leading data and AI infrastructure platform, enabling our customers to leverage profound data insights to enhance their business. Established by engineers, Databricks is embarking on an ambitious journey to develop the most advanced Lakehouse Platform. While we have a solid foundation, we aim to elevate our offerings to create significantly improved products. Our goal is to reimagine every component to provide our customers with the fastest, most user-friendly, and secure data platform for all their data workloads. As a Senior Software Engineer, you will be a key member of our Berlin site and play a pivotal role in our multi-year mission to realize our Lakehouse vision. You will engage in the entire development lifecycle and embody the core values of Databricks. The impact you will have: Our backend teams operate across various domains within our essential service platforms. You may encounter challenges such as: Addressing issues that encompass product development and infrastructure, including distributed systems, scalable service architecture, monitoring, workflow orchestration, and enhancing developer experience. Creating reliable, secure, and high-performance services and client libraries for managing and accessing massive amounts of data on cloud storage solutions, such as AWS S3, GCS, and Azure Blob Store. Developing product features that empower our customers to efficiently store and access their data.

About GetYourGuideGetYourGuide stands as the world's leading marketplace for unforgettable travel experiences. Travelers utilize our platform to uncover the best activities in their chosen destination. Since our inception in 2009, over 150 million tours, activities, and attraction tickets have been booked through GetYourGuide by adventurers from around the globe. With a dedicated global team of more than 800 travel experts and technologists, we are proudly headquartered in Berlin, complemented by 17 local offices worldwide.The Mission:At GetYourGuide, technology is the driving force behind our growth. Our work within the Marketplace is transforming global travel experiences, and we invite you to join us in this endeavor.The features we develop facilitate seamless bookings for our customers while empowering our partners to expand their businesses. This complex task presents a remarkable opportunity to create extraordinary solutions that impact global travel. From building supplier infrastructures that enhance our partners' businesses to innovating marketplace features that propel our growth, you will have the chance to craft incredible solutions at GetYourGuide.Whether you're engaged in developing dynamic search algorithms or designing new features to accelerate our company's growth, your contributions will leave a lasting impact. Our teams consistently push boundaries, exploring innovative ways to bring the magic of travel to people around the world.We operate in cross-functional mission teams composed of backend and full-stack engineers, mobile engineers, data engineers, product managers, and designers.

Join us as a Senior Backend Software Engineer and become a vital member of one of our self-sufficient agile teams at Blacklane. Your expertise will contribute to the development of innovative services that power our platform, enhance our back-office systems, and resolve integration challenges faced by our business partners.Our technical ecosystem incorporates Ruby, Go, TypeScript, and Java services that are architected using Domain-Driven Design (DDD). These services run on our Kubernetes cluster and utilize domain events to communicate through SQS and Kafka. We leverage various data storage solutions including Postgres, MySQL, Elasticsearch, Redis, and DynamoDB, while predominantly utilizing AWS for our infrastructure and managing resources with Terraform.YOUR CHALLENGE:Address unique challenges to customize our offerings for diverse markets.Maintain high-quality standards through extensive testing, thorough documentation, code reviews, and collaborative knowledge sharing.Devote time to optimizing the performance, usability, and maintainability of the systems you oversee.Commit to ongoing personal development by acquiring new skills and technologies.Be an integral part of a motivated, open-minded, and collaborative team dedicated to enhancing travel experiences for our guests.ABOUT YOU:You are proactive, inquisitive, and thrive in a team-oriented environment.You possess a minimum of 5 years of experience in two or more programming languages.You have at least 5 years of experience with Ruby or Go.You are knowledgeable of the HTTP protocol and have experience developing or utilizing REST APIs.You write clean, maintainable code and are familiar with the complexities of distributed systems; you are comfortable working with existing codebases.You have experience with or an eagerness to learn about Event-Driven Architecture and Domain-Driven Design.You are experienced with Docker and containerized environments; familiarity with Kubernetes and Terraform is a plus.

About GetYourGuideGetYourGuide is the world's leading platform for unforgettable travel experiences, allowing travelers to uncover the best activities in their destinations. Since our inception in 2009, we have facilitated over 150 million bookings for tours, activities, and attraction tickets globally. With a dedicated team of over 800 travel experts and tech enthusiasts, we operate from our headquarters in Berlin, complemented by 17 local offices worldwide.Our Mission:At GetYourGuide, technology is the driving force behind our growth. Our Marketplace initiatives are redefining global travel experiences, and we invite you to join us in this mission. The features we develop allow customers to effortlessly book memorable experiences while empowering our partners to grow their businesses. This complex challenge presents a unique opportunity for you to create impactful solutions that scale across the globe.From crafting dynamic search and recommendation algorithms to designing new features that propel our growth, your contributions will have a tangible impact. We pride ourselves on pushing boundaries and discovering innovative ways to bring the magic of travel to people around the world.Our teams operate within cross-functional mission groups consisting of backend and full-stack engineers, mobile developers, data engineers, product managers, and designers.

Join our dynamic team at Contentful as a Senior Software Engineer specializing in Backend & Infrastructure. In this pivotal role, you will design and implement robust backend systems that power our content platform. Collaborate with cross-functional teams to enhance our infrastructure, driving innovation and efficiency in our development processes.

ppro is hiring a Staff Engineer for the Boarding Domain in Berlin. This role centers on improving payment solutions and shaping the way clients are onboarded to the platform. Role overview The Staff Engineer will work closely with cross-functional teams to develop technology that simplifies and accelerates the client boarding process. Collaboration is key, as the position involves working with product, engineering, and other stakeholders to deliver enhancements that matter. Impact This role provides the chance to influence both product design and technical architecture. The work directly affects how clients experience onboarding, with room to introduce new ideas and improvements. Location This position is based in Berlin, within a lively and engaged tech community.

About dltHubdltHub is at the forefront of innovation, leveraging the dlt library, a leading open-source Python tool for data loading with approximately 4 million downloads monthly. We are on a mission to develop the next generation of AI-native data tools built upon our robust open-source foundation.Our team is agile and thrives on experimentation, automation, and user-centric AI workflows. Founded by seasoned data scientists and machine learning engineers, we have our roots in Berlin and a burgeoning presence in the United States.We are supported by prominent investors including Bessemer Venture Partners, Foundation Capital, Dig Ventures, and technical pioneers from Hugging Face, Instana, Matillion, and more. Our core values drive us: we communicate with courage, prioritize meaningful projects, automate continuously, maintain high energy, honor our commitments, and achieve success collectively. About the RoleAs we continue to enhance our AI-first data platform, we are seeking a passionate and entrepreneurial software engineer in Berlin. This role offers the opportunity to tackle data platform challenges related to ingestion, storage, performance, reliability, observability, and AI-enhanced developer experiences. If you are driven, eager to collaborate with a motivated team, and prioritize high-quality code and innovative data systems, this position is tailored for you.

Join Databricks as a Senior Staff Software Engineer focused on Backend development and be part of a team that is passionate about solving the world's toughest challenges. At Databricks, we empower data teams to turn their visions into reality—from revolutionizing transportation to accelerating medical discoveries. Our cutting-edge data and AI infrastructure platform enables clients to harness deep data insights that elevate their businesses. As a company founded by engineers with a deep commitment to customer satisfaction, we thrive on tackling complex technical challenges, from designing next-gen UI/UX for data interfacing to scaling our services across millions of virtual machines. And we’re just getting started.In this role, you will collaborate with your team to build robust infrastructure and products for the Databricks platform, ensuring they operate at scale.

Important: This position requires relocation to our Milan office.About SatispayAt Satispay, we are on a mission to transform the landscape of everyday payments, making them straightforward, equitable, and accessible for everyone. Our vision extends even further as we aim to redefine the future of finance. We are a collective empowering millions, united by a shared ambition to confront significant challenges together. And we’re just getting started.We embrace agility, encourage bold thinking, and foster a culture of trust where challenging the status quo is celebrated. If you seek more than just a job – if your goal is to create a lasting impact alongside a talented team – you have found the right place.Your RoleAs a Staff Software Engineer within the Consumer Wealth team, you will take on a pivotal and strategic role in determining how our users grow and manage their savings and investments. Your expertise will be essential in driving initiatives that empower millions to enhance their financial well-being through our innovative savings products, invested money box, and investment solutions.Here’s an overview of your responsibilities:Technical Strategy Development: Define the technical strategy for the Consumer Wealth domain, architecting complex subsystems that power savings and investment features, ensuring cross-product harmonization, and leading effective initiatives that impact multiple teams.Architectural Advancement: Design and implement scalable, high-quality systems that resolve intricate financial engineering challenges, including the management and simplification of complex back-end systems for savings and wealth management.Technical Leadership: Foster cross-organizational relationships to ensure technical alignment, represent our technical vision internally and externally, and stay ahead of emerging technology trends in the FinTech and wealth management sectors.Talent Development: Mentor the next generation of technical leaders and promote a culture of excellence in engineering and continuous improvement.Impact Generation: Contribute significantly to helping users grow their wealth and achieve their financial objectives through enhancements to the Consumer Wealth back-end infrastructure, directly supporting Satispay's mission.Prepare for a role filled with challenges, collaboration, and the freedom to bring your innovative ideas to fruition. Our technology stack includes a variety of advanced tools and platforms.

Cresta is dedicated to transforming every customer interaction into a strategic advantage by harnessing the full potential of contact centers. Our innovative platform merges cutting-edge AI with human expertise, enabling contact centers to uncover valuable customer insights, streamline conversations and processes, and empower team members to operate more efficiently. Founded by Sebastian Thrun, a visionary from the Stanford AI lab and the mastermind behind Google X, Waymo, and Udacity, our leadership team includes CEO Ping Wu, co-founder of Google Contact Center AI, alongside Tim Shi, an early member of OpenAI. We have gathered a stellar team of AI and machine learning specialists, market leaders, and esteemed investors such as Andreessen Horowitz, Greylock Partners, and Sequoia, along with former AT&T CEO John Donovan. Our esteemed clientele features renowned brands like Intuit, Cox Communications, Hilton, and Carmax, and we have been honored by Forbes and Bain Consulting as one of the premier private AI companies globally. Embark on an exhilarating journey with us as we revolutionize the contact center workforce through AI. The future of work is here, and it begins at Cresta!

Join our dynamic team at idealo as a Senior Software Engineer for our mobile app backend and play a pivotal role in enhancing our award-winning e-commerce applications. Our platform empowers millions of users to compare prices seamlessly and make informed purchasing decisions directly from their mobile devices. As part of a fully autonomous team dedicated to mobile app development, you'll balance the use of established technologies with innovative experiments, ensuring we continually deliver exceptional user experiences and further idealo's mission. We take full ownership of the operation, technical implementation, and strategic direction of our services, and we're seeking talented individuals to support our growth.About Your RoleEnd-to-End OwnershipDevelop and operate business and web services in the AWS Cloud.Oversee the entire lifecycle of your services (YBYO): architecture, infrastructure, development, testing, security, deployment, monitoring, on-call, and maintenance.Design and develop APIs (REST/GraphQL) for our mobile applications (Android & iOS).Ensure that our services are scalable, stable, and high-performing, even during peak loads.Technical ExcellenceMake architectural decisions for modern backend systems (e.g., microservices).Enhance our cloud infrastructure using tools like Terraform and Kubernetes.Maintain high software quality through rigorous testing, code reviews, and monitoring.Identify and address technical debt effectively.Introduce new technologies and continuously refine our development processes (e.g., CI/CD, automation, AI tools).Collaboration & ImpactWork collaboratively with mobile engineers (iOS & Android) and backend colleagues.Contribute actively to technical discussions and challenge existing solutions.Share your expertise within the team through pair programming, code reviews, or tech talks.Communicate complex technical topics clearly to non-technical stakeholders.Assume responsibility within the team, including participation in on-call rotations during critical situations.

fiskaly develops technology that secures digital receipts and ensures legally compliant transactions for millions of users each day. By applying digital signatures, the company helps prevent tax fraud and supports merchants with a streamlined, paperless solution. The team is dedicated to simplifying receipts for everyone. Role overview This Senior Backend Engineer (Golang) position is a full-time, permanent role open to candidates based in or near Vienna, or within a two-hour time zone difference. The company is not considering freelancers for this role. What you will do Serve as a System Architect within a focused squad, developing API-first SaaS products. Lead backend development using Golang and other object-oriented languages, contributing throughout the software lifecycle. Apply modern tools, including AI coding assistants and automation, to minimize repetitive tasks and tackle complex problems. Design, build, and maintain distributed systems for fiskaly's fiscalization platform. Shape the architecture and scalability of the unified digital receipts interface. Requirements Minimum 5 years of backend development experience, with a strong background in Golang and object-oriented programming. Fluency in both German and English. Located in or near Vienna, or within a two-hour time zone difference. Available for full-time employment (no freelance contracts). Salary and contract Gross annual salary: €45,000 – €70,000 Full-time, permanent position

About UsHelsing is a pioneering defense AI company dedicated to safeguarding our democracies. Our goal is to achieve technological excellence to ensure that open societies can maintain their sovereignty and ethical standards.We recognize our unique obligation to approach the development and implementation of advanced technologies like AI with care and consideration. This is a responsibility we uphold with utmost seriousness.Our team consists of driven engineers, AI experts, and program managers who are passionate about solving complex, impactful challenges. We invite mission-oriented individuals to join our European teams and leverage their skills to address these critical issues. Our culture is grounded in transparency and encourages healthy discussions about the use of technology in defense, its advantages, and ethical considerations.The RoleAt Helsing, we create and implement AI-driven capabilities and the foundational infrastructure that enables semi-autonomous platforms to localize, navigate, and interpret their environments in real-time. Our software operates under stringent and unconventional technical constraints, adapts to a multitude of ever-changing environments, and supports a diverse array of demanding use cases. The solutions we develop are utilized by individuals in high-pressure, high-stakes situations, which necessitates a design that is both reliable and seamless. This presents a variety of exciting engineering challenges across several domains that you will help us tackle.

At 8returns, we are revolutionizing the e-commerce landscape by addressing the challenges associated with returns—an aspect that can often be frustrating, environmentally harmful, and expensive.We are trusted by some of the fastest-growing direct-to-consumer brands, including OACE, PEGADOR, and GOT BAG, and have gained recognition from iconic brands like Fielmann, Tommy Hilfiger, and Reebok. Our mission is to innovate the post-purchase experience.As a Senior Backend Software Engineer, you will take ownership of key systems that enhance the speed, reliability, and scalability of our product. From APIs to data models and integrations, you will help transform the chaos of returns into effective margin protection. If you have a passion for clean architecture, love deploying new features, and seek true ownership of your work, then this role is tailored for you.

Join our Global Bank Tribe at SumUp, where we are revolutionizing the way merchants manage their banking needs. Our mission is to become the most trusted banking partner for small merchants worldwide, delivering a seamless, user-friendly, and affordable digital banking experience. As part of the Bank Activation and Revenue team, you will contribute to a high-impact growth initiative, aiming to empower merchants to maximize the benefits of their SumUp Business Account during their activation process. Our objective is to convert 100% of users from the SumUp ecosystem into active Bank Account holders. We oversee the essential journey from account creation to helping merchants understand how our business account can address their operational needs, making it a part of their everyday activities. To scale this initiative, we are developing a greenfield activation and engagement platform, which involves launching various initiatives and experiments to enhance the adoption and interaction of SumUp users with the business account. Your contributions will directly influence revenue by facilitating the seamless cross-selling of our comprehensive product suite to millions of merchants.