Senior Software Engineer - Data Platform at Veriff | Tallinn, Spain (Remote)

The Machine Learning (ML) Platform team at Veriff is at the forefront of creating a robust foundation for the rapid and compliant development of machine learning products. We deliver scalable, observable, and user-friendly systems that are essential for managing data, training models, evaluating performance, and deploying models on a large scale.Having laid the groundwork with our core platform capabilities, we are now poised for significant growth, emphasizing systemic excellence. Our focus includes institutionalizing world-class observability, maximizing cost efficiency, and accelerating our experimentation processes. In this role, you will play a crucial part in aligning our architectural vision with a seamless developer experience for our data science teams.Your Contributions will Drive ML Innovation by:Implementing Observability Frameworks: Crafting tools and templates that enhance visibility into model performance, data drift, and training metrics, ensuring our continuous retraining processes are robust.Engineering for Efficiency: Designing systems to monitor and optimize computing costs and training performance, enabling sustainable scaling of our ML initiatives.Building Experimentation Tooling: Executing the roadmap for internal tools that empower Data Scientists and ML Engineers to iterate and deploy experiments with ease.Developing SaaS-grade ML Services: Writing high-quality, maintainable Python code to construct and automate services integral to our ML lifecycle.Bridge-Building: Collaborating with our Staff Engineer to execute architectural designs and partnering with SRE/DevXP teams to ensure our solutions are production-ready and manageable.

Join our innovative ML Platform team as a Senior Machine Learning Platform Engineer, where you'll play a crucial role in developing, enhancing, and scaling the AI infrastructure that drives Bolt's intelligent services.With over 200 million customers across more than 50 countries, Bolt is recognized as one of the fastest-growing tech companies in Europe and Africa, primarily due to our dedicated team. We pride ourselves on fostering an inclusive environment that welcomes individuals from all backgrounds, regardless of race, color, religion, gender identity, sexual orientation, age, or disability. Our mission is to transform cities into spaces for people rather than cars, and we need your expertise to make this vision a reality!About the RoleThe ML Platform Team simplifies the implementation of ML/AI at scale. We enhance development, testing, and deployment processes for hundreds of real-time algorithms. Our responsibilities include managing training orchestration, developing an inference software stack, and maintaining a Feature Store that encompasses VectorSearch and RAG tooling. We are also tasked with creating tools for LLM and CI/CD for ML, addressing all aspects of ML infrastructure.Our technology stack features TypeScript, Python, Spark (for batch and structured streaming), Airflow, n8n, MLflow, LiteLLM, AWS SageMaker, Redis, Elasticsearch, Docker, Kubernetes, AWS (S3, EKS), Terraform, and Great Expectations.

At Veriff, we empower businesses to connect with trustworthy individuals online through our advanced identity verification technology. We verify over 10,000 government-issued documents from more than 190 countries, scaling our operations rapidly. This translates to millions of verified identities annually, ensuring online safety for countless users globally. We are committed to setting a new standard for trust on the internet.As a Senior Software Engineer, you will play a pivotal role beyond coding; you will design scalable architectures, mentor emerging engineers, and significantly impact our business performance. We seek innovative problem solvers to help us achieve our goals.The Platform Area addresses cross-domain business requirements via a unified platform infrastructure. The advancement of the Veriff Platform is essential to our sustained success. This platform enables us to swiftly adapt our technology to the fast-paced identity verification landscape while meeting the demands of our teams and clients for innovative solutions. The Veriff platform presents numerous technical challenges and opportunities for scalability, which are critical to maintaining our leadership in the industry.

Role overview Wise is seeking a Senior Product Engineer in Tallinn to focus on the Rules Platform. This position involves designing, building, and maintaining software that supports Wise's products and shapes how users interact with them. The work aims to strengthen the platform and improve the overall product experience. What you will do Develop and maintain software solutions for the Rules Platform Collaborate with cross-functional teams to deliver improvements and introduce new features Optimize systems to enhance user experience Share ideas and technical expertise to help guide the evolution of the technology stack What we value Creative approaches to solving technical challenges Strong collaboration across teams and disciplines Dedication to maintaining high standards in software quality

As a Multicloud Platform Engineer at jobgether, the focus is on building and supporting cloud solutions that span several platforms. The role involves working closely with teams from different disciplines to design architectures that scale and perform reliably. Security and efficiency remain central to every project. What you will do Develop and maintain cloud infrastructure across multiple providers Collaborate with colleagues to design scalable, secure systems Apply best practices to ensure strong performance and safety in cloud deployments Integrate new technologies as part of the ongoing cloud strategy Who thrives in this role Engineers with experience in multicloud environments Those who enjoy working with cross-functional teams People who stay current with cloud technologies and best practices This position is based in Estonia and centers on delivering reliable, high-quality solutions for clients.

Join Wise as a Senior Software Engineer I, where you will play a vital role in enhancing our payment processing platform. Collaborate with a talented team of engineers to develop innovative solutions that streamline financial transactions worldwide. Your expertise will contribute to the growth and efficiency of our systems, ensuring a seamless experience for users.

Role Overview Pipedrive is hiring a Principal AI/ML Scientist & Engineer in Tallinn, Estonia. This senior role focuses on shaping projects that use artificial intelligence and machine learning to improve product features and user experience. What You Will Do Work closely with teams across the company to develop advanced algorithms and data-driven solutions Analyze complex data sets to uncover insights and inform product decisions Apply AI and ML expertise to address evolving needs of Pipedrive users Location This position is based in Tallinn, Estonia.

Wise is looking for a Senior Software Engineer to help improve the Screening Engine in Tallinn. This role centers on building and refining systems that support effective, reliable screening processes. What you will do Work on software development projects that strengthen and streamline the Screening Engine Collaborate with colleagues from different disciplines to design and deliver solutions Focus on performance, reliability, and usability in every aspect of your work Who you are Experienced in software engineering, with a track record of building dependable systems Comfortable working across teams to solve complex problems Motivated to keep systems efficient and user-friendly This position is based in Tallinn and centers on Wise’s Screening Engine platform.

Role Overview Wise is looking for a Software Engineer focused on screening processes in Tallinn. This role centers on building and improving screening software that supports both user experience and operational efficiency. What You Will Do Work closely with teams across disciplines to design and implement screening solutions Contribute to the development of software that helps streamline and strengthen screening workflows Help ensure our technology meets Wise’s standards for reliability and usability

Restream is seeking a talented Frontend Software Engineer to join our dynamic Studio Team. In this exciting role, you will tackle intricate challenges and help create world-class products. Your responsibilities will include developing new features, enhancing the user interface of our application, and bolstering the reliability of our systems as we continue to grow. Working closely with a team of skilled engineers, you will drive processes and enhance user-facing features. You possess a deep understanding of the significance of simplicity and reliability in software development and consider the impact of every decision on these aspects. We thrive in a small team environment where each member brings considerable value to the table.Your ResponsibilitiesCreate stunning interfaces and interactions within Restream's web servicesDesign and implement UI and business logic for both new and existing featuresCollaborate with product designers to build exceptional and user-friendly UI/UXEngage in code reviews, giving and receiving feedback with your teamStay up-to-date with emerging technologies to uncover hidden opportunities in our ecosystemQualifications We SeekA proactive, entrepreneurial mindset that drives high-quality projects to completion swiftlyStrong design sensibility, attention to detail, and a passion for delivering an outstanding user experienceProficient in JavaScript, TypeScript, and recent ECMAScript specifications (familiarity with other programming languages is a bonus)Expertise in React and its primary state management systemsExperience with CSS preprocessors such as LESS or SASSFundamental backend knowledge: Node.JS, REST API construction, and working with relational or NoSQL databasesComfortable with TypeScript, MobX, AWS, Linux, Docker, Kubernetes, and continuous deployment workflowsExcellent written and verbal communication skillsSelf-motivated, analytical, and effective in collaborative team settingsFounded in 2015, Restream has a fervent mission to empower creators to amplify their voices. As the leading multistreaming solution, Restream serves over 10 million users worldwide, enabling them to reach their audiences across multiple platforms.

Lightspark is revolutionizing the global payment landscape by developing an open payment protocol for the Internet, enabling money to transfer as quickly and easily as data. Through our innovative enterprise tools such as Grid, Node, and Spark, businesses can facilitate instantaneous, secure money transactions at a significantly reduced cost, from anywhere in the world.Headquartered in Los Angeles, California, Lightspark is committed to pioneering the future of payments by harnessing the potential of the Bitcoin network and exploring the depths of the Lightning Network. Our mission is to create a secure and robust payment infrastructure that seamlessly connects traditional finance with cryptocurrency. This exciting role is part of Striga, a Lightspark company located in Tallinn, Estonia, where we are developing Lightspark's European payments platform to link fiat and crypto systems for efficient cross-border transactions.We are on the lookout for a Senior Fullstack Engineer who thrives in dynamic startup environments, relishes the challenge of rapid coding and deployment, and is eager to contribute to a culture of engineering excellence. As a key member of our Lightspark Payments Europe team, you will be responsible for designing, leading, and enhancing the user experience for our enterprise products, automating our Connect SDKs, and implementing new features for our APIs and websites.

The Engineering team at Veriff is dedicated to developing the innovative software that addresses the online identity crisis effectively and at scale. As we navigate a fast-paced and challenging market, we are excited to invite a talented Senior Software Engineer to join our Customer Portal team. This essential team is responsible for building and maintaining a robust self-service platform utilized by thousands of SaaS and Enterprise clients. Our product empowers customers to seamlessly procure, manage, and control their identity verification services efficiently within their daily operations.In this pivotal role, you will collaborate closely with stakeholders to ensure an exceptional experience for our users. We are not just looking for an engineer; we seek a visionary leader ready to elevate the team and tackle challenges head-on. Join us in this thrilling journey!Your contributions will include:Architecting a Multi-Product Engine: Transitioning from a single-product tool to a self-service platform catering to 10+ services, developing billing and configuration logic that enables customers to launch without manual assistance.Balancing Enterprise & Scale: Resolving the challenges between custom requirements of large accounts and a high-volume self-serve funnel, designing abstractions to meet complex SLAs while maintaining platform performance.Modernizing while Shipping: Strategically overhauling legacy systems to keep our core infrastructure contemporary and ensuring new features are delivered effectively.Engineering Cross-Team Alignment: Coordinating with Identity, Fraud, and Trust teams to ensure architectural consistency and code quality across all products in the portal.Amplifying Delivery with AI: Leading the initiative to integrate AI-enhanced workflows, transforming ambitious goals into tangible outcomes.

About Checkout.com Checkout.com powers payments for major brands such as eBay, ASOS, Klarna, Uber Eats, and Sony. Our technology handles billions of online transactions each year, making the checkout experience smooth for businesses and their customers. With 19 offices across six continents and headquarters in London, we support a global client base while maintaining a strong culture of innovation and high standards. Role Overview: Staff Software Engineer - Financial Infrastructure The Financial Infrastructure team at Checkout.com is looking for a Staff Software Engineer in Tallinn. This role centers on technical leadership for our cloud-based finance platform. The position shapes architectural standards and works closely with product and engineering leaders to set direction for both technical and product strategies. The team automates complex financial processes, focusing on data integrity, detail, and scalability to support our global growth. Main Responsibilities Define the long-term technical vision and strategy for Financial Infrastructure, ensuring our systems scale for future needs. Mentor engineering teams and provide guidance on tackling challenges in distributed systems. Spot opportunities for improvement and implement changes that raise engineering standards and foster ongoing progress. Design, build, and refine core financial data processing platforms with a focus on reliability and accuracy. Collaborate with Product Managers, finance stakeholders, and engineers to turn complex business needs into effective technical solutions. Lead technical discussions and decision-making, keeping efforts aligned with strategic goals. Learn more about us at Checkout.com.

Jobgether is looking for a Senior DevOps Software Engineer with expertise in Azure to help shape and maintain cloud infrastructure. This position is based in Estonia and centers on building scalable systems and ensuring reliable deployment pipelines. Role overview This role focuses on designing and implementing Azure-based cloud solutions. The engineer will set up and maintain CI/CD pipelines, aiming to streamline deployments and improve system reliability. System performance optimization will also be a key responsibility. Collaboration and improvement Working closely with colleagues from different disciplines, the engineer will contribute to ongoing enhancements in DevOps processes. The goal is to increase efficiency and support high-quality software delivery across teams. What we look for Experience designing and managing Azure cloud infrastructure Strong background in CI/CD pipeline setup and maintenance Interest in optimizing system performance Ability to collaborate with cross-functional teams Commitment to continuous improvement in DevOps practices

Join our dynamic team as a Senior Full Stack Software Engineer in Tallinn. At Bolt, our engineering teams tackle exciting product challenges, including advanced algorithms for demand forecasting, optimal real-time pricing, routing, fraud detection, and the development of distributed systems, among others.As a Senior Full Stack Engineer, you will play a crucial role in architecting, designing, developing, and deploying both backend and frontend systems. Your expertise will primarily be applied through coding in Node.js and TypeScript, although prior experience with Node.js is not a requirement.

Join Wise as a Senior Software Engineer I, where you will play a pivotal role in enhancing our Europe Risk and Controls team. You will leverage your expertise in software development to create robust solutions that safeguard our operations against financial risks. Collaborate with cross-functional teams to design, implement, and maintain high-quality software systems that meet industry standards and regulatory requirements.

Join Wise as a Senior Software Engineer I in our Fincrime Requests team, where you'll play a crucial role in building and enhancing our systems to combat financial crime. You will work collaboratively with cross-functional teams to deliver innovative solutions, ensuring compliance with regulatory requirements while maintaining a seamless user experience.

About Checkout.com Checkout.com supports online payments for global brands such as eBay, ASOS, Klarna, Uber Eats, and Sony. The company’s technology handles billions of transactions each year, helping businesses deliver smooth payment experiences for their customers. With 19 offices spanning six continents, Checkout.com operates on a global scale, while its roots remain in London. Role Overview: Software Engineer I Based in Tallinn, the Software Engineer I will contribute to projects that shape the future of digital payments. The role offers the chance to work across different teams and initiatives, adapting to changing business priorities and personal growth. This position is well-suited to engineers who enjoy new challenges and want to make an impact in fintech. What You Will Do Design, build, test, deploy, maintain, and improve software solutions Manage project priorities, schedules, and deliverables Work across the full technology stack as needed Contribute to projects that respond to evolving business needs Who We’re Looking For Adaptable engineers who are eager to take on new challenges Individuals who demonstrate leadership qualities Team members interested in growing within a global fintech company About the Team Checkout.com’s teams are collaborative and focused on continuous improvement. The company values performance and supports employees as they develop their careers in the fintech industry. Learn more about the company at Checkout.com.

About the Role Wise is seeking a Software Engineer focused on Business Funds Risk to join the team in Tallinn. This role centers on building and improving systems that protect the integrity and security of Wise’s financial operations. What You’ll Do Work closely with colleagues from different teams to design and implement solutions for risk management. Develop tools and features that support secure and efficient financial processes. Contribute to efforts that keep Wise’s business funds safe and compliant. Who You’ll Work With This position involves regular collaboration with engineers, product managers, and risk specialists across Wise. Together, the team aims to strengthen Wise’s ability to manage business funds securely and efficiently.

Join Veriff as we venture into the innovative realm of identity verification through agentic AI systems capable of reasoning, acting, and functioning securely in environments characterized by high trust.We are assembling a compact, high-impact team dedicated to exploring and operationalizing agentic capabilities across identity verification, know your audience (KYA), risk assessment, and automation workflows.As a Founding Software Engineer, you will play a pivotal role in developing this initiative from the ground up.You will contribute to safeguarding honest individuals online by:Designing and constructing agentic systems that can:Utilize various toolsReason through complex, multi-step workflowsFunction under stringent compliance and safety standardsPrototyping and deploying workflows powered by large language models (LLMs)Creating internal evaluation frameworks to ensure agent reliabilityDefining system architecture for scalable and secure AI servicesCollaborating closely with product, risk, and compliance teamsTransforming abstract ideas into functional systems