Senior Engineer, Infrastructure Platform

Join Contentful as a Senior Backend Engineer and play a pivotal role in our AI Platform team. You will be responsible for designing, developing, and maintaining scalable backend services that power our innovative solutions. This is an exciting opportunity to work with cutting-edge technologies in a collaborative environment.

At Intercom, we are at the forefront of AI-driven customer service, dedicated to empowering businesses to deliver exceptional customer experiences.Our flagship AI agent, Fin, represents the pinnacle of customer service AI technology, enabling businesses to provide continuous, flawless service that enhances customer interactions. By integrating Fin with our Helpdesk, we offer a comprehensive solution known as the Intercom Customer Service Suite, designed to tackle complex, high-touch inquiries that necessitate human intervention.Founded in 2011, Intercom has gained the trust of nearly 30,000 businesses globally, continuously setting the benchmark for outstanding customer service. Our core values drive us to push boundaries, innovate rapidly, and consistently deliver remarkable value to our customers.What is the opportunity?We are seeking experienced Senior Product Engineers to join our AI Infrastructure team at Intercom, focused on the development of AI-powered products. As a Product Engineer within AI infrastructure, you will collaborate closely with our Machine Learning (ML) engineers and scientists. You will gain a profound understanding of our product offerings, ML technology stack, and our development processes, with the aim to enhance and expedite these processes further.The broader AI group is tasked with defining new ML features, investigating suitable algorithms and technologies, and quickly deploying initial prototypes to our customers.Our AI infrastructure team is building a platform that enables rapid adaptation to new AI advancements within days, while ensuring a reliable service for our customers. We provide foundational services for AI systems and develop framework-level code utilized daily by other engineers and scientists in the AI division.Our passion lies in leveraging machine learning technology, having successfully productized a spectrum of solutions ranging from traditional supervised models to innovative unsupervised clustering algorithms and advanced transformer neural networks. We rigorously test and measure the tangible customer impact of every model and adjustment we implement.If you are a seasoned backend engineer with an analytical mindset and practical experience in ML systems and platforms, we invite you to connect with us!

Join Contentful as a Senior Software Engineer specializing in Backend & Infrastructure, where you will play a pivotal role in architecting robust, scalable systems that empower our clients to deliver exceptional digital experiences. You will leverage your expertise to optimize backend systems and enhance our infrastructure, ensuring seamless integration and performance.

Join the AI Revolution at Contentful!At Contentful, we are at the forefront of developing real-world AI solutions that empower thousands of active customers. We’re seeking a talented Senior Machine Learning Engineer who is eager to innovate, drive, and build machine learning solutions that create significant customer impact. If you're passionate about leveraging machine learning within a robust content management system and are familiar with current Generative AI trends, we invite you to join our dynamic team.Your Role:Ensure high-quality ML workloads for enterprise clients.Design, develop, and evaluate production software within the Contentful Platform.Conduct targeted research and testing utilizing tools like Jupyter Notebook.Enhance generative AI products for improved accuracy, speed, and scalability.Integrate ML cloud solutions tailored to extensive use cases.Implement prompt engineering and fine-tuning for diverse customer applications.Create software that scales efficiently to handle high-demand workloads.Lead design reviews with peers and stakeholders to select optimal technologies.Foster a culture of machine learning education within the team to uphold high standards of quality and ownership.

Join our dynamic team at Toast as a Senior Backend Software Engineer, where you will play a pivotal role in designing and developing innovative backend solutions. You will collaborate with cross-functional teams to create efficient and scalable systems that enhance our platform’s performance and user experience.Your expertise in backend technologies will drive the development of robust software applications, ensuring high availability and performance. Be part of a culture that values innovation, teamwork, and continuous learning.

Semperis develops enterprise security and identity solutions, with a focus on creating an environment where employees feel valued and supported. The company has been recognized by Inc. 5000 as one of America’s fastest-growing cybersecurity companies and is listed as a DUNS 100 Top Startup to Work For. Semperis has also received the Inc. Best Workplace award multiple times. Role overview The Platform Group at Semperis is seeking a Senior Backend Software Engineer based in Dublin, Ireland. This position centers on designing and building shared infrastructure components that underpin the company’s security and identity products. The role blends hands-on engineering with teamwork across product, DevOps, and architecture groups. What you will do Design and implement shared platform components to support scalability, reliability, and maintainability for several product teams. Architect distributed systems using microservices and event-driven approaches for enterprise-scale workloads. Own key backend services throughout their lifecycle, focusing on code quality, performance, and operational standards. Collaborate with product engineers, DevOps, and architects to define platform features and set technical guidelines. Mentor junior engineers through code reviews, pair programming, and technical advice. Lead technical projects aimed at improving developer productivity, system observability, and platform resilience. Contribute to architectural decisions and help define backend development best practices across the company. Analyze system performance and data trends to identify optimization opportunities and guide future platform investments. Requirements Minimum 7 years of professional experience in software engineering, with a strong emphasis on backend development. Expertise in C# and .NET Core, including familiarity with recent framework enhancements and performance features.

Affinidi develops technology that puts data ownership back in the hands of users and organizations. The company’s products use decentralized digital identity to help people and businesses manage their information securely and privately. By building tools that enable trusted exchange of digital credentials, Affinidi supports secure data sharing across industries and borders. Role overview The Senior Backend Engineer (Rust) will join the engineering team in Dublin. This position focuses on designing and building scalable backend systems that power Affinidi’s digital identity offerings. The work emphasizes backend performance, reliability, and maintainability, with Rust as the primary development language. What you will do Design and implement backend systems to support digital identity products Write and maintain code in Rust, ensuring quality and performance Collaborate with other engineers to solve backend challenges and improve system reliability Requirements Strong hands-on experience with Rust in a production environment Background in building scalable and reliable backend systems Solution-oriented mindset when approaching engineering problems Work location: Dublin, Ireland

Innovative Technology that Transforms TravelAt CarTrawler, we are a leading global travel technology company, facilitating seamless connections among individuals, destinations, and a world of opportunities. Our services range from enhancing car rental solutions to pioneering innovative ways to enhance mobility, making travel experiences smoother for millions across the globe. Our vibrant culture thrives on curiosity, teamwork, and the joy of shared experiences, where every idea is valued, and every journey is significant. Are you ready to leave your mark? Join us on this exciting adventure!The role of AI Engineer is pivotal in delivering intelligent, safe, and scalable customer experiences. Focusing on Salesforce and customer contact platforms, this position harnesses the power of Generative AI and automation to create tangible enhancements in customer experience, agent efficiency, and cost-effectiveness. Collaborating closely with the Customer Contact, Technology, and Data teams, you will influence the design, deployment, and integration of AI solutions throughout CarTrawler's customer operations.Your Journey Begins Here!

At Gong, we leverage cutting-edge AI technology to redefine how revenue teams achieve success. Our Gong Revenue AI Operating System seamlessly integrates data, insights, and workflows, providing a unified platform that observes, guides, and collaborates with some of the world’s most dynamic revenue teams. With the Gong Revenue Graph at its core, our AI-driven intelligence, specialized agents, and trusted applications empower over 5,000 companies globally to gain profound insights into their teams and customers, automate vital sales processes, and close more deals efficiently. Discover more at www.gong.io.Joining Gong means becoming part of an innovative company driven by ambitious objectives and a passionate workforce. We are at the forefront of the revenue intelligence revolution, and we seek individuals who are eager to help build the future. Collaborate with a team that dreams big, works swiftly, and values craftsmanship and camaraderie. Transparency and trust are foundational to our operations, and every team member is empowered to make a significant impact. If you are looking to grow, take on challenges, and contribute to meaningful work, Gong is the perfect environment to advance your career.Are you ready to play a crucial role in shaping the future of Gong’s ecosystem as part of our new team at our Dublin R&D hub?The Comms Capture team is at the heart of Gong's data infrastructure – managing the data pipeline that captures customer interactions from external communication systems (emails, calendars, phone/web conferencing, and texts). These pipelines are live, utilized by all of Gong’s clients, and serve as the foundation for a diverse array of Gong’s products.NOTE: This position is hybrid (3 days in the Dublin office and 2 days remote).Engage with complex, large-scale backend systems.Implement new features, enhance existing functionalities, and troubleshoot issues within a live, extensive system while maintaining a seamless customer experience.Design and develop scalable, high-performance backend services and APIs using Java, Spring Boot, and cloud technologies.Establish and maintain integration infrastructure that facilitates third-party applications in connecting with Gong and expanding its capabilities.Create generic, modular API interfaces that cater to a wide spectrum of future use cases, ensuring flexibility and reusability.Strengthen system security, ensuring Gong’s external-facing capabilities remain robust and secure.

About the CompanyAffinidi is an innovative technology firm committed to revolutionizing data ownership for individuals and businesses alike. We equip our users with the tools to control and manage their data securely, ensuring privacy while encompassing the entirety of their digital identity.Our cutting-edge technology facilitates decentralized digital identity solutions, reinforcing our belief that everyone deserves the right to own and control their data. We are dedicated to building a trusted ecosystem of digital credentials that enable seamless and secure data exchange across various industries and international borders. About the Role:We are seeking a solution-driven Senior Backend Engineer (Rust) with proven expertise in designing and implementing robust backend systems. In this pivotal role, you will contribute to our mission by developing scalable solutions that enhance our decentralized identity platform.

Affinidi develops technology for data ownership and digital identity, focusing on privacy and security. The company creates tools that help both businesses and individuals manage and safeguard their data. Its decentralized digital identity solutions aim to give people meaningful control over personal information, enabling secure data exchange across industries and borders. Role overview The Senior Backend Engineer (Rust) will play a key part in building and maintaining Affinidi’s core platform. This position centers on designing and implementing backend systems that are both reliable and scalable. The work directly supports Affinidi’s mission to empower users with greater control over their data. Key responsibilities Design and develop backend components using Rust Build systems that are robust, reliable, and scalable Contribute to platform improvements that advance data privacy and user control Location Dublin, Dublin, Ireland

Join MongoDB, a leader in the database market, as we revolutionize the way developers create and manage applications. Our distributed systems support mission-critical services for thousands of customers worldwide.We are seeking a skilled Software Engineer to become part of our Cloud Core Alerts Platform team. You will be instrumental in designing scalable, fault-tolerant, and highly available systems that can process millions of events and alerts in real-time.This role is based in Dublin, where we embrace a hybrid working model.Our domain includes:Alert Streaming Systems: Real-time alerting pipelines using Apache Flink and Amazon Kinesis, delivering critical insights for MongoDB Atlas customers.Event Systems: SOA-based event platforms utilizing gRPC and streaming architectures to efficiently manage the MongoDB activity feed at scale.Communication Systems: Distributed services that ensure reliable delivery of alert notifications across multiple channels (email, SMS, Slack, PagerDuty).Third-Party Integrations: Secure management of customer credentials and seamless integration with external observability providers, ensuring encryption both at rest and in transit.Cross-team Collaboration: Working closely with the broader Customer Observability teams to provide unified telemetry and monitoring experiences.What you'll do:Design and develop distributed systems capable of processing millions of events per second while maintaining high availability and low latency.Lead projects from design to production, ensuring scalability, observability, and operational excellence.Enhance our streaming alerting and eventing platforms to improve reliability, throughput, and the overall developer experience.Collaborate with cross-functional teams to integrate alerting, event, and communication services into the broader customer observability ecosystem.Create secure, multi-tenant integrations with third-party providers, handling sensitive customer credentials with care.Promote best practices in distributed systems design, focusing on resilience, scalability, and fault tolerance.Mentor and guide fellow engineers, sharing expertise in distributed architectures and streaming technologies.

About KotaKota is revolutionizing the accessibility of insurance and retirement benefits through cutting-edge software solutions. We offer the Kota Platform, the world’s first fully integrated benefits platform, and Kota Embed, our innovative embedded insurance and retirement product designed for various platforms.Our mission is to enhance the accessibility and appeal of insurance and benefits for today’s workforce.Founded in 2022, Kota has successfully secured over €20 million in funding from leading technology investors in Europe, including Eurazeo, EQT Ventures, Northzone, and Frontline, alongside notable angel investors such as Romain Huet from Stripe and David Clarke from Workday. Our investors have a rich history of supporting successful companies like Spotify, Airbnb, and Klarna.The RoleAs a Senior Product Engineer (Backend) on the Kota Embed team, you will be pivotal in developing the APIs and SDKs that facilitate embedded insurance and retirement benefits for global platforms. This role extends beyond mere coding — it encompasses designing resilient systems, addressing intricate product challenges, and creating exceptional developer experiences that our clients depend on to support their employees.You will collaborate closely with designers, engineers, the integrations team, and benefits specialists at Kota to transform concepts into robust, scalable, and secure products. Your responsibilities will encompass all aspects from technical architecture and system design to incident management and the ongoing enhancement of our developer-facing APIs and documentation.We seek a candidate who excels at the convergence of product innovation and engineering excellence — an engineer who is equally driven by understanding the “why” as much as the “how,” and who aspires to make a significant impact on the global delivery of benefits. An individual who has a passion for enhancing the developer experience.

At Intercom, we are revolutionizing customer service through our AI-driven solutions. Our mission is to empower businesses to deliver exceptional customer experiences.Our flagship AI agent, Fin, stands as the most advanced customer service AI in the industry, enabling businesses to provide round-the-clock, flawless service that enhances customer interactions. When paired with our Helpdesk, it forms the Intercom Customer Service Suite, a comprehensive solution designed for complex queries that may require human intervention.Founded in 2011 and serving nearly 30,000 businesses worldwide, Intercom is setting new industry benchmarks. Our commitment to pushing boundaries, rapid development, and delivering unparalleled value drives our success.What’s the opportunity?We are seeking experienced Senior Product Engineers to join our AI Group, focused on developing innovative AI-powered products. As a Product Engineer in Machine Learning, you will collaborate closely with ML Scientists and product teams to understand our offerings, customer needs, and the technical landscape.Your responsibilities will include defining new ML features, exploring suitable algorithms and technologies, and swiftly prototyping solutions for customer feedback.Our team operates with a strong product focus, working collaboratively with Product and Design teams. With dedicated engineers, we achieve fast production cycles, often launching beta versions within weeks of successful offline testing.We are passionate about machine learning and have implemented a range of technologies—from traditional supervised models to advanced unsupervised clustering algorithms and innovative transformer neural networks. We rigorously assess the customer impact of our deployed models.If you possess a strong analytical mindset and hands-on experience with ML systems, we are eager to connect with you!

ServiceNow is seeking a Senior Delivery Acceleration AI Engineer based in Dublin. This role centers on enhancing delivery processes through advanced AI technologies. The main focus is to develop and improve solutions that allow customers to maximize the value they get from the ServiceNow platform. Role overview This position involves applying AI methods to streamline and optimize how services are delivered. The work supports customers in making better use of the ServiceNow platform’s capabilities. What you will do Build and refine AI-driven solutions for delivery acceleration Work on initiatives that improve customer outcomes with the ServiceNow platform Focus on continuous improvement of delivery processes using AI Location This role is based in Dublin.

About the CompanyAffinidi is a pioneering technology firm focused on revolutionizing data ownership. Our mission is to empower individuals and businesses with autonomy over their data, providing a holistic approach to identity management that prioritizes privacy and security.Our innovative technology facilitates decentralized digital identity solutions. We advocate for the fundamental right of everyone to own and control their data. Our commitment lies in building a trustworthy ecosystem for digital credentials, enabling secure data and service exchanges across various industries and borders.About the Role: We are seeking a solution-driven Senior Backend Engineer with proven experience in Rust. You will play a pivotal role in developing backend systems that underpin our decentralized identity solutions, contributing to a future where individuals have full control over their data.

Intercom is a leading AI Customer Service company dedicated to empowering businesses to deliver exceptional customer experiences.Our AI agent, Fin, stands out as the most sophisticated customer service AI available, enabling businesses to offer round-the-clock, flawless customer service and significantly enhance their customer interaction quality. Fin can be integrated with our Helpdesk to form the Intercom Customer Service Suite, delivering AI-powered assistance for more intricate or personalized inquiries needing human intervention.Founded in 2011 and trusted by nearly 30,000 businesses across the globe, Intercom is redefining customer service standards. Guided by our core values, we continually push boundaries, build with urgency and precision, and consistently provide outstanding value to our customers.What’s the opportunity?Intercom’s websites, including intercom.com and fin.ai, serve as vital growth drivers for the company — facilitating storytelling, branding, experimentation, and product discovery. As our Lead Principal Engineer, you will be instrumental in shaping the technical direction and architectural advancement of our web platform and systems.You will serve as the technical lead across our marketing and growth web surfaces. This role involves cross-functional engineering leadership, collaborating with marketing, analytics, design, data science, and engineering teams to ensure our web stack is contemporary, efficient, measurable, and enjoyable to work on.Your role will entail a high degree of autonomy where you will be responsible for establishing the long-term technical strategy for the team and executing it effectively.What will I be doing?As a senior technical leader, you will:Oversee and advance the architecture of Intercom’s web stack.Define the long-term technical strategy for the web team, prioritizing scalability, performance, developer productivity, observability, and system reliability.Work closely with marketing, design, analytics, and data science teams to ensure the platform accurately supports their objectives with efficiency and agility.Lead and steer the design and implementation of MarTech systems for event tracking, attribution, funnel reporting, A/B testing infrastructure, and more.Collaborate with engineers across web, infrastructure, and data to develop a high-quality, unified technical ecosystem.Mentor and elevate engineers across the team and organization — providing insights on architecture, data modeling, and best practices.

Join Starling Bank, the UK's pioneering digital bank, dedicated to revolutionizing the banking experience! Our goal is to leverage cutting-edge technology, provide fair service, and uphold honest values, all accessible through your mobile device.As a fully licensed UK bank, we embody the innovative spirit of a tech company, offering a fairer, user-friendly approach to banking that simplifies money management for everyone.With over 3,000 employees across our locations in London, Southampton, Cardiff, and Manchester, our talented technologists are at the core of our mission, thriving in a fast-paced environment focused on creativity, innovation, and the latest advancements in fintech. We promote a flat organizational structure, empowering you to make impactful decisions while collaborating with your team for optimal results.At Starling, we value self-drive and ownership, encouraging you to engage in building, designing, discovering, and sharing knowledge to ensure efficiency and productivity in delivering exceptional customer outcomes. Our guiding principles are embodied in our five core values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid WorkingStarling embraces a Hybrid work model, ideally requiring you to be within a commutable distance to one of our offices for in-person collaboration. In the Technology department, we ask for a minimum of one day per week in the office.Our Data EnvironmentThe Data teams at Starling focus on various Banking Services & Products, Customer Identity & Financial Crime, and Data & ML Engineering. We are passionate about providing valuable insights to both our business and our customers. Explore more about our team in our latest blogs or through our case studies with Women in Tech.We invite talented data professionals at all levels to join our dynamic team. We appreciate individuals who are engaged, customer-focused, and take pride in their contributions.

Join Primark as a Data Platform & Engineering Lead and drive the evolution of our data architecture and engineering practices. In this pivotal role, you will lead a dynamic team focused on building robust data platforms that support our expansive retail operations. Your expertise will guide the development of innovative data solutions, ensuring data integrity, scalability, and availability.