Software Engineer - Distributed Data Systems at Databricks | Belgrade, Serbia

first-circle seeks a Senior Systems Administrator based in Belgrade, Vojvodina, Serbia. The role centers on managing and configuring IT systems to ensure infrastructure remains secure and reliable. Key responsibilities Administer and configure company systems on a daily basis Monitor performance, troubleshoot issues, and maintain system reliability Apply security measures to safeguard data and infrastructure Collaborate with other departments to deliver solutions that support productivity Team collaboration This position works closely with colleagues throughout the organization. Supporting technology needs and helping introduce new tools or processes are regular parts of the role.

About Unlimit Unlimit is a leading global fintech powerhouse, renowned for operating the largest proprietary payments infrastructure in the world.Established in 2009, Unlimit has expanded its reach across 17 international offices and employs over 700 experts. We integrate more than 1,000 payment methods into a unified platform, empowering businesses to scale across borders. Our comprehensive suite of financial tools encompasses payment processing, alternative payment solutions, multicurrency business accounts, card issuing, banking-as-a-service, and crypto on- and off-ramps.Our mission is to dismantle financial barriers, enabling seamless money movement globally. We equip innovative businesses with the resources to accept, send, and manage payments effortlessly, regardless of their location.About the RoleWe are in search of a proactive and experienced Senior System Administrator to oversee and support our on-premise IT infrastructure. This role is crucial in ensuring the high availability, security, and operational stability of our local systems. The ideal candidate will be structured, security-conscious, and adept at navigating a regulated fintech environment.

Join our dynamic team at psicro as a Junior IT Systems Administrator. In this role, you will support our IT infrastructure, assist in troubleshooting, and maintain system performance. This is a fantastic opportunity for recent graduates or those starting their careers in IT.

Key Responsibilities Take on a critical Production Support role with 24/7 responsibilities, collaborating with the Global Operations team to ensure 99.99% uptime. Coordinate and prioritize support tasks with fellow DBA team members. Administer databases on Linux-based systems, including Telesign's production databases using Microsoft SQL, PostgreSQL, and MySQL. Engage in activities such as database installation, deployment, maintenance, performance tuning, optimization (SQL queries, stored procedures, and DB engines), troubleshooting, backups/restores, and implementing proactive monitoring to alert Technology Operations to any issues. Assist developers by providing guidance on database query patterns, table design, and performance enhancements, particularly for high transaction volume OLTP/API products, Business Intelligence, Data Warehousing, Data Science, and Knowledge Engineering. Collaborate closely with key personnel to design and build a data warehouse from existing data sources to enhance business operations through decision support, trending, and reporting on vital corporate performance indicators. Serve as the database expert, working with other senior technical staff to deliver highly available and reliable database platforms that support business needs. Provide consultative support to colleagues who may have less expertise in database technologies and their functionalities.

Join Our Team at Unlimit Unlimit stands at the forefront of the fintech revolution, powering the world's largest proprietary payments infrastructure.Founded in 2009, we operate from 17 global offices and boast a team of over 700 experts, adept at integrating more than 1,000 payment methods into a cohesive platform. From London to São Paulo, we enable businesses to expand internationally with a comprehensive suite of financial tools, including payment processing, alternative payment methods, multicurrency business accounts, card issuance, banking-as-a-service, and crypto services.Our mission is to dismantle financial barriers, facilitating seamless money movement worldwide. We equip innovative businesses with the tools they need to effortlessly manage and execute payments, no matter where they operate.The RoleWe are seeking a skilled Senior Database Administrator to enhance and maintain our production database environment across PostgreSQL, Oracle, and AWS-managed database services.This hands-on technical position emphasizes the reliability, performance, availability, security, and automation of our critical databases. You will collaborate closely with engineering, SRE, and security teams to ensure our database systems are consistently stable, scalable, and secure by design.Key Responsibilities- Administer and support production environments spanning PostgreSQL, Oracle, Aurora/RDS, MongoDB, and DocumentDB.- Guarantee high availability and preparedness for disaster recovery (replication, backups, PITR, and failover testing).- Execute performance tuning, query optimization, and capacity planning.- Develop and uphold backup/restore protocols and upgrade strategies.- Monitor database health, defining actionable alerts and dashboards.- Streamline operational processes through automation and Infrastructure as Code methodologies.- Advocate for secure access models and enforce governance standards.- Engage in incident response and root cause analysis pertinent to database systems.- Contribute to the creation of database standards, documentation, and operational runbooks.- Assist developers with schema design, indexing strategies, and performance troubleshooting.Required Qualifications- A minimum of 5 years of practical experience in database administration or database engineering.- Extensive expertise in PostgreSQL including:replication (physical/logical),partitioning,performance tuning,PgBouncer / RDS Proxy,vacuum strategy,pgvector.- Solid experience with Oracle including:backup/restore,performance tuning,and other related tasks.

As a Senior Business Systems Analyst at Acumatica, you will play a pivotal role in enhancing our platform by leveraging your expertise in business analysis and systems design. You will collaborate with cross-functional teams to gather requirements, develop solutions, and ensure optimal performance of our systems.

P-1415 At Databricks, we are dedicated to empowering data teams to address some of the most challenging issues facing the world today — from revolutionizing transportation to expediting medical advancements. We achieve this by developing and maintaining the premier data and AI infrastructure platform, enabling our customers to leverage deep data insights for business enhancement. Founded by engineers, Databricks is embarking on a multi-year mission to create the most advanced Data Intelligence Platform. Building upon a solid foundation, our ambition is to significantly improve our product offerings. From the Storage Engine (data layout, encryption, caching, etc.) to the Query Engine (vectorization, query optimization, etc.), we aim to reevaluate every component to deliver the fastest, most user-friendly, and secure data platform for all workloads. As a senior software engineer, you will be a pivotal member of not just the Belgrade site but also the foundational team driving our multi-year Lakehouse vision. You will participate in the complete development cycle and embody all fundamental Databricks values (own it, data-driven decision making, teamwork, customer-centricity).

Join our team at psicro as an Office Administrator, where you'll play a key role in streamlining our operations and enhancing our workplace efficiency. This position requires a proactive individual who is organized, detail-oriented, and has strong communication skills. As an Office Administrator, you will manage office tasks, coordinate schedules, and support various departments to ensure smooth daily operations.

Role Overview SMG Swiss Marketplace Group is hiring a Compensation Specialist to focus on Equity Plan Administration in Belgrade. This position manages the day-to-day operations of our equity compensation programs, supports compliance efforts, and serves as a key resource for HR and finance colleagues. What You Will Do Administer equity compensation plans, including grants, vesting, and reporting Ensure all processes comply with relevant regulations and internal policies Offer guidance and support to HR and finance teams on equity-related matters Who We’re Looking For Strong attention to detail and accuracy in handling sensitive data Interest in equity compensation and its impact on organizational success Professional approach and a collaborative mindset

Acumatica seeks a Senior Software Developer in Belgrade to focus on Warehouse Management Systems (WMS). This role centers on creating and maintaining software that streamlines warehouse operations for clients. Key responsibilities Design, build, and maintain scalable software solutions for warehouse management Collaborate with teams across functions to deliver reliable, high-quality products Support ongoing improvements as customer needs evolve Role focus This position emphasizes both building new features and supporting existing WMS software. The work involves close coordination with colleagues to ensure solutions meet client requirements and adapt to changing business needs.

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.

P-1416 At Databricks, we are dedicated to empowering data teams to tackle the world's most challenging problems — from transforming transportation to accelerating medical innovations. Our mission is realized through the creation and management of the world's leading data and AI infrastructure platform, enabling our clients to harness deep data insights for enhanced business performance. Founded by engineers, Databricks has embarked on a multi-year journey to develop the premier Data Intelligence Platform. We are enhancing a strong foundation to create significantly improved products. From the Storage Engine (data layout, encryption, caching, etc.) to the Query Engine (Vectorization, Query Optimization, etc.), we aim to reimagine every component to deliver the fastest, most user-friendly, and secure data platform for all workloads. As a software engineer, you will be a pivotal member of the Belgrade site, contributing to the foundational team dedicated to realizing our Lakehouse vision. You will engage in the complete development cycle and embody all core Databricks values (ownership, data-driven, teamwork, customer-centric).

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 Tide is looking for a Senior Flutter Engineer based in Serbia to help create mobile applications that make financial management simpler for users. The position centers on designing, developing, and maintaining apps with Flutter, with an emphasis on usability and reliability. What you will do Collaborate with cross-functional teams during all stages of app development Design and implement new features using Flutter Maintain and enhance existing mobile applications Prioritize delivering effective user experiences Location This role is located in Serbia.

Overview Join our dynamic team at Telesign as a Senior OpenShift Engineer! We are seeking a passionate professional to lead our migration to the OpenShift platform and drive infrastructure excellence. Key Responsibilities Collaborate with business stakeholders to gather requirements and design innovative solutions that meet engineering standards and business objectives. Architect, implement, and manage Red Hat OpenShift clusters in both physical and virtualised on-premises environments. Take charge of systems engineering projects tied to OpenShift infrastructure. Partner with development teams to containerize applications, enhancing deployment and release processes. Create and maintain robust CI/CD pipelines utilizing OpenShift and related DevOps tools. Automate deployment and operational tasks with Ansible and other scripting tools. Execute patching and upgrades for OpenShift clusters, ArgoCD, GitLab CI, and associated components, adhering to change-management protocols. Design and maintain strategies for backup, disaster recovery, and redundancy. Participate in on-call/standby rotation to support critical platform and infrastructure services, ensuring service continuity. Oversee daily operations, including trend analysis, root cause analysis, monitoring, and troubleshooting to maintain high availability and reliability. Implement security best practices, including RBAC, vulnerability management, and compliance controls. Enhance alerting, monitoring, and observability across OpenShift and related systems. During downtime of OpenShift-related tasks, perform general system administration, including Linux server administration and infrastructure maintenance. Develop and maintain comprehensive documentation, including architecture diagrams, operational procedures, and runbooks. Facilitate knowledge transfer, mentoring, and training sessions for colleagues on OpenShift, GitLab, and associated infrastructure technologies.

At CompStak, we are redefining the commercial real estate landscape by providing our members with precise and transparent data, leading to expedited and improved deal-making processes. Our mission is to gather and deliver critical information that is often difficult to obtain, ensuring seamless access for all our platform users.Position: Senior AccountantLocation: Belgrade, Hybrid (Currently, three days in the office, subject to change)We are seeking a Senior Accountant to join our dynamic Operations team in Serbia and collaborate closely with our Finance department based in New York. In this role, you will undertake a variety of accounting tasks that adhere to established principles and standards, ultimately safeguarding the organization’s financial resources and ensuring compliance with all relevant regulations and reporting requirements.

Constructorknowledg is hiring a Senior HR Operations Specialist in Belgrade. This role centers on leading and improving HR operations, with a focus on supporting both employees and business objectives. Role overview The Senior HR Operations Specialist manages day-to-day HR systems and processes. The position works closely with different teams to ensure HR strategies support company goals. Attention to detail and a strong sense of ownership are essential, as this role shapes the employee experience across the organization. What you will do Oversee and maintain HR systems Identify and implement improvements to HR processes Collaborate with other departments to align HR initiatives with business needs Impact This position offers the chance to influence HR practices in a growing company. The work directly affects employee satisfaction and helps drive organizational success.

Tenstorrent is seeking a Senior Staff Engineer focused on driver development in Belgrade, Serbia. This position centers on creating and improving driver solutions to boost system performance and functionality. Role overview Work closely with teams across hardware and software to design, implement, and refine driver architectures. The goal is to deliver reliable and efficient drivers that support advanced system requirements. Key responsibilities Design and implement driver solutions tailored to system needs Collaborate with cross-functional groups to innovate and optimize driver architectures Focus on reliability and efficiency throughout the development process Location This role is based in Belgrade, Serbia.

Join our dynamic team at unlimit as a Senior Temenos Developer. In this pivotal role, you will leverage your expertise in Temenos software to design, develop, and implement innovative banking solutions. Collaborating with cross-functional teams, you will ensure optimal performance and scalability of our applications, driving our mission to deliver outstanding financial services to clients.