Staff Software Engineer - Database Engine Internals

Rivian and Volkswagen Group Technologies have partnered to advance automotive software for electric vehicles. Drawing on expertise from both companies, the joint venture focuses on operating systems, zonal controllers, and cloud connectivity. The goal is to create software-defined vehicles that set new benchmarks for the industry. The collaboration emphasizes secure, connected, and intelligent solutions, aiming for a more sustainable future in mobility. Internship Focus The Infotainment team is looking for an Android Embedded Software Engineering Intern based in Belgrade. This role centers on building digital experiences for in-vehicle systems. Interns will contribute to the design and development of Android applications that enhance the electric vehicle experience. What you will work on Design and develop user-focused Android applications for infotainment systems Contribute to key features such as the Navigation application, supporting the customer journey in electric vehicles Prioritize quality, reliability, and performance throughout the Android development process

Role Overview JetBrains s.r.o. creates tools that help developers work smarter. The team is looking for a Software Engineer with experience in CLion, embedded debugging, and tool integrations. This position is open in several locations: Belgrade, Berlin, Limassol, Madrid, Munich, Paphos, and Warsaw. What You Will Do Design and enhance features in CLion focused on embedded systems. Debug and optimize embedded applications for reliability and performance. Integrate different development tools to improve workflow efficiency. Work with teams across disciplines to define needs and deliver solutions. Who We’re Looking For This role suits engineers who enjoy solving complex problems and improving developer tools. Curiosity, creativity, and a strong interest in technology are valued here.

Rivian and Volkswagen Group Technologies combine the strengths of two major automotive players to build technology for electric vehicles. Their joint team develops everything from operating systems to cloud connectivity, aiming to advance software-defined vehicles on a global scale. With a strong background in connectivity, artificial intelligence, and security, the company is shaping a more intelligent and connected future for mobility. Role overview This Software Engineering Intern - Quality Assurance position is part of the Navigation and Mapping Quality Assurance team in Belgrade. The internship focuses on testing advanced mapping software that supports electric vehicles. Both manual and automated testing methods are used to maintain high software standards. What you will do Test new and existing mapping software features to help ensure quality Identify software issues and confirm that fixes resolve them Work with teams from different disciplines to deliver dependable solutions Requirements This role suits candidates interested in software testing and quality assurance for automotive technology. Collaboration and attention to detail are important for success in this internship.

At JetBrains, we are driven by a passion for code. Since our inception in 2000, our mission has been to develop the most powerful and efficient developer tools available. By automating mundane checks and corrections, our tools enhance productivity, allowing developers to innovate and create with greater freedom. Kotlin, a modern programming language developed by JetBrains, is designed for Java, Android, JavaScript, and native platforms. Since its launch in 2016, Kotlin has surged in popularity, becoming the official language for Android development and being widely supported across various frameworks, engines, and tools. With Kotlin Multiplatform and Compose Multiplatform, our aim is to empower Android developers to create exceptional multiplatform applications. The Kotlin Multiplatform Tooling team is dedicated to building tools that simplify this process. We are actively developing Kotlin Multiplatform plugins for both IntelliJ IDEA and Android Studio, alongside enhancing IntelliJ IDEA's Android support, KDoctor, and the Kotlin Multiplatform wizard. We are currently seeking an enthusiastic Android developer who is eager to share their knowledge and insights with our team and is excited about creating tools that they have always wanted. Our team is friendly and international, welcoming applicants who share our coding passion.

Join Perplexity as a Search Machine Learning Engineer Intern and contribute to the development of cutting-edge search technologies focused on retrieval and ranking. Collaborate with seasoned engineers to enhance search quality, experiment with innovative models, and deploy features that significantly affect user interactions with information discovery.Our internship program spans 12 to 24 weeks, requiring full-time, in-person attendance at our Belgrade office.Key Responsibilities:Participate in experiments aimed at enhancing search quality through advanced models, optimized data utilization, and effective evaluation tools, under the mentorship of senior engineers.Design and develop components of our search platform and model stack, including retrieval, ranking, and classification models.Train and evaluate models, including those based on LLM approaches, for various tasks related to retrieval, ranking, and classification.Assist in the deployment and monitoring of search and ranking models to ensure scalability and performance.Contribute to the development and iteration of RAG pipelines for grounding and answer generation.Collaborate with Data, AI, Infrastructure, and Product teams to quickly implement improvements while learning best practices in production machine learning.

Rivian and Volkswagen Group Technologies brings together two major automotive innovators to shape the future of software-defined vehicles. The team focuses on advanced operating systems, zonal controllers, and cloud connectivity, aiming to raise the bar for electric vehicle technology worldwide. Collaboration draws on deep experience in connectivity, artificial intelligence, and security to deliver vehicles that are smarter, more connected, and more sustainable. Role overview The Software Engineering Intern - Connected Systems will work on distributed systems that power in-vehicle features and link them to the Cloud Gateway and its supporting infrastructure. This role involves helping design, develop, and maintain core services that ensure these systems operate reliably and efficiently. What you will do Support the development and upkeep of distributed systems for connected vehicles Assist in designing and building core services that enable in-vehicle and cloud communication Contribute to efforts that keep these systems stable and reliable Location This internship is based in Belgrade.

Role Overview planner5d is hiring an Android Team Lead in Belgrade. This role leads a skilled group of Android developers, guiding projects from concept through delivery. The focus: building mobile applications that improve user experience and engagement. What You Will Do Manage and mentor a team of Android developers Oversee project planning and execution for mobile initiatives Ensure mobile solutions meet quality standards and deadlines Collaborate with other teams to deliver features that enhance the product

At Perplexity, we are in search of a passionate Backend/Infrastructure Engineer Intern to join our dynamic and impactful team dedicated to enhancing our search capabilities. This role presents a unique opportunity to collaborate with seasoned engineers in designing, building, and maintaining the robust infrastructure and backend services that ensure Perplexity remains fast, reliable, and scalable.Internship Duration: 12 - 24 weeks, full-time, in-person at our Belgrade office.Key Responsibilities:Construct and uphold infrastructure that drives high-performance search systems, with guidance from senior engineers.Design and implement internal tools and automation to enhance developer workflows and operational productivity.Aid in the design, deployment, and monitoring of cloud-native systems utilizing AWS.Contribute to the optimization of CI/CD pipelines, testing infrastructure, and release processes.Debug and enhance Linux-based services, containers, and backend systems.Participate in coding for products, primarily utilizing Rust, Go, or C++.Qualifications:Currently pursuing a degree in Computer Science, Engineering, or a related field, or possess equivalent practical experience.Familiarity with at least one programming language such as Go, Rust, or C/C++, gained through academic coursework or personal projects.A basic understanding or exposure to cloud infrastructure (e.g., AWS) and Linux systems is advantageous, though not mandatory.A keen interest in infrastructure, distributed systems, or backend engineering, along with a willingness to learn about CI/CD, monitoring, and performance optimization.A proactive, inquisitive learner who thrives in a fast-paced, innovative setting.

About UsAt Rho, we're redefining banking for startups. Our innovative platform allows businesses to open accounts in mere minutes, issue cards, manage expenses, pay bills, and maintain financial records—all in one seamless experience supported by dedicated human assistance.About the RoleWe are seeking a skilled Senior Software Engineer with a focus on backend development to join our talented core product team in Belgrade. You will play a pivotal role in enhancing and scaling Rho's comprehensive finance platform.If you are passionate about technology and eager to expand your knowledge, you'll be working with the following tech stack:Python and GoGraphQLPostgreSQLDockerKubernetesGoogle Cloud Platform (GCP)

ABBYY is seeking a Staff Software Engineer to join the team in Belgrade, Serbia, with a hybrid work arrangement. This position plays a central part in developing software that enables organizations to manage and use their data more effectively. Key responsibilities Design and implement new software features and systems. Develop solutions aimed at increasing productivity and efficiency for ABBYY’s customers. Collaborate with fellow engineers to deliver reliable and well-structured products. Role focus This role centers on building software that supports businesses in working smarter with their data. The Staff Software Engineer will contribute technical expertise and work closely with the development team to ensure high-quality results.

Easygo, a leading Australian technology firm, powers globally recognized brands such as Stake, KICK, and Twist Gaming. As we expand our engineering capabilities in Belgrade, we are seeking a Senior Software Quality Engineer to join our Data and Integration Infrastructure team. This is an exciting opportunity to influence the platforms and systems that drive our products worldwide. About the Team You will become part of a dynamic engineering team that accelerates product and service teams working on KICK. The team is tasked with creating and maintaining shared platform capabilities that enhance the reliability, consistency, and developer experience across the platform. Our team is responsible for foundational components such as event pipelines, schema governance, service gateways, and notification delivery. These systems ensure reliable communication between KICK's services, with accurate, observable, and analytics-ready data flows across the platform. By delivering robust and well-architected platform primitives and templates, we play a pivotal role in shaping how KICK is developed and scaled, optimizing workflows, minimizing redundancy, and establishing a solid foundation for reliable integrations and data-driven decision-making. Who We’re Looking For We are in search of a seasoned Senior Quality Engineer to guarantee the reliability, scalability, and safety of KICK's core platform systems. This role involves collaborating closely with engineers to integrate quality practices throughout the development lifecycle, ensuring that platform components—like event pipelines and service gateways—are robust, testable, and safe for use by teams across KICK. If you are driven by the desire to enhance system reliability, facilitate rapid and assured software delivery, and thrive in a collaborative, high-impact engineering environment, this position offers a chance to shape the quality foundations of the KICK platform. Key Responsibilities: Integrate quality practices within Agile product teams while implementing the broader QA strategy across the SDLC. Work closely with developers, product managers, and designers to establish acceptance criteria, refine testability, and maintain a unified understanding of quality objectives. Engage in code reviews and technical design discussions, providing insights on testability, risk, and quality impact early in the development cycle. Identify testing risks and devise appropriate testing strategies for critical system components.

Renesas Electronics Corporation seeks a Senior Backend Software Engineer based in Belgrade. The position centers on developing and maintaining backend systems that power advanced technology initiatives. Role overview This engineer will work on backend infrastructure, ensuring reliability and scalability for ongoing projects. The work involves supporting complex technology solutions that require careful planning and execution. Collaboration Regular interaction with colleagues from various disciplines is expected. Teamwork and clear communication are important, as projects often span multiple areas of expertise.

P-1415 At Databricks, our mission is to transform the data lifecycle by simplifying processes from data ingestion to ETL, BI, and extending to ML/AI through a unified platform. We envision a future where traditional data warehouse architectures are superseded by an innovative pattern known as the Lakehouse (CIDR 2021 paper), which merges data warehousing with advanced analytics. This paradigm shift addresses critical challenges like data staleness, reliability, total cost of ownership, data lock-in, and the limitation of use-case support. To realize this vision, we are developing a cutting-edge query engine and structured storage system designed to exceed the performance of specialized data warehouses in relational queries. We aim to preserve the expressiveness and robustness of general-purpose systems like Apache Spark™ to accommodate various workloads, including ETL and data science. Join us on this multi-year journey. As a member of our team, you will be involved in designing next-generation systems set to redefine industry standards in several key areas: Query compilation and optimization Distributed query execution and scheduling Vectorized execution engine Data security Resource management Transaction coordination Efficient storage structures (encodings, indexes) Automatic physical data optimization Your Responsibilities: Clarify requirements and drive design decisions for ambiguous problems Create technical design documents and project plans Develop new features Mentor junior engineers Test, deploy to production, and monitor outcomes.

Role Overview Tide is looking for a Senior Staff Software Engineer to help shape the Agentic Platform. This platform aims to support small businesses with advanced technology. The position focuses on designing, building, and refining software that improves both user experience and operational workflows. Collaboration and Impact This engineer will partner with teams across disciplines to deliver solutions that matter. The work will directly influence how small businesses interact with Tide’s products and services.

P-1414 At Databricks, our mission is to revolutionize the entire data lifecycle—from ingestion to ETL, BI, and extending into ML/AI—through a unified platform. We envision a future where the traditional data warehouse architecture is transformed into a modern architectural paradigm known as Lakehouse (CIDR 2021 paper). This open platform harmonizes data warehousing with advanced analytics, addressing key challenges such as data staleness, reliability, total cost of ownership, data lock-in, and limited use-case support. To realize this vision, Databricks is developing a cutting-edge (decoupled) query engine and structured storage system that aims to surpass specialized data warehouses in relational query performance while preserving the flexibility and robustness characteristic of general-purpose systems like Apache Spark™. Your contributions will be vital to this multi-year initiative. As a member of our team, you will design next-generation systems that set new benchmarks in the following areas: Query compilation and optimization Distributed query execution and scheduling Vectorized execution engine Data security Resource management Transaction coordination Efficient storage structures (encodings, indexes) Automatic physical data optimization

Rivian Automotive is seeking a Software Engineer II in Belgrade to work on streaming technologies for electric vehicles. This position supports the development of software that improves vehicle connectivity and overall performance. Role overview This role centers on building and refining streaming solutions that support Rivian’s connected vehicle features. Collaboration with teams across engineering, product, and design will be part of daily work, ensuring software meets user needs and quality standards. What you will do Develop and maintain streaming software for Rivian’s electric vehicles Work closely with cross-functional teams to deliver reliable and scalable solutions Contribute to the design and implementation of features that enhance connectivity and performance Requirements Experience in software engineering, ideally with streaming technologies Strong collaboration skills and a focus on delivering high-quality software

First Circle stands at the forefront of financial technology in South-East Asia, transforming the landscape for underserved SMEs. Having successfully enabled thousands of small businesses in the Philippines to access credit, we are now embarking on an ambitious journey to create a comprehensive Neobank. Our offerings will encompass multi-currency bank accounts, payment solutions, foreign exchange, corporate credit cards, and payroll services.We are seeking talented mid-level and senior software developers to join our team during this pivotal year of growth. The challenge of building in emerging markets like the Philippines is significant, especially with the current state of digital infrastructure. By developing nearly everything in-house, we tackle complex problems that many startups have found insurmountable, and the prospect we have ahead is immense.

Join our dynamic team at Xsolla as a Senior Frontend Software Engineer, where you will play a crucial role in developing innovative solutions for the gaming industry. Collaborate with cross-functional teams to design, implement, and optimize user-friendly interfaces that enhance the gaming experience. Your expertise in modern frontend technologies will be pivotal in driving our projects forward.

P-1416 At Databricks, we are driven by a passion for empowering data teams to tackle some of the world's most complex challenges—ranging from revolutionizing transportation to accelerating medical innovations. We achieve this by developing and maintaining the premier data and AI infrastructure platform, enabling our clients to harness deep data insights to optimize their operations. Founded by a team of engineers, Databricks is on an ambitious journey to create the ultimate Data Intelligence Platform. While we are building on a robust foundation, our vision is to enhance every component to deliver a faster, more user-friendly, and secure data platform capable of handling diverse data workloads. As a software engineer, you will be a vital member of the inaugural Belgrade team and contribute significantly to our multi-year mission to realize the Lakehouse vision. You will engage in the end-to-end development lifecycle and embody the core values of Databricks. Your Impact: Our backend teams tackle a variety of challenges across our essential service platforms. You may work on: Complex issues spanning both product and infrastructure, including distributed systems, large-scale service architecture, monitoring, workflow orchestration, and enhancing developer experience. Building reliable, secure, and high-performance services and client libraries to manage and access vast amounts of data on cloud storage solutions like AWS S3, GCS, and Azure Blob Store. Contributing to product features that enable our customers to effortlessly store and retrieve their data. What We Seek: Bachelor's degree (or higher) in Computer Science or a related discipline. 8+ years of production-level experience in Java, Scala, C++, or similar programming languages. Proven experience in developing large-scale distributed systems. Experience with SaaS platforms or Service-Oriented Architectures. Solid understanding of SQL.