Application Support Specialist at Mainstream | Belgrade, Serbia

Mainstream stands as a premier cloud service provider in Southeast Europe, boasting a robust network of over 8 data centers and the largest team of cloud specialists in the Balkans. Our collaborations with global leaders such as AWS and Microsoft Azure, alongside our proprietary Mainstream Cloud platform, empower businesses at every stage of their cloud transformation journey.The Financial Services Industry (FSI) team at Mainstream is dedicated to delivering tailored solutions for banks and financial institutions aiming to modernize their essential applications and transition from legacy systems to secure and scalable cloud environments. Our expert banking team possesses significant knowledge in financial applications, guiding clients through cloud migration and providing ongoing application and operational support.As our FSI team expands, we are in search of an Application Support Specialist to ensure the stability and optimal performance of applications utilized by leading banks and financial institutions.Responsible for the implementation, administration, support, and maintenance of middleware and third-party applications facilitating communication between financial applications across various platforms.Oversee the installation, maintenance, and configuration of JBOSS, Tomcat, Apache, AMQ, and similar environments.Perform system administration for JBOSS, AMQ, and related systems, including troubleshooting, monitoring, incident resolution, system security, and change implementation.Collaborate independently or as part of a team on diverse system projects related to Linux, Windows, and application support.Provide system support, including on-call assistance outside of regular working hours when necessary.Plan, prepare, and implement solutions, along with executing maintenance upgrades for applications within the designated scope.

Mainstream is the leading cloud provider in Southeast Europe. The Managed Application team in Belgrade focuses on keeping clients’ web services running smoothly through advanced managed cloud solutions. As a DevOps Cloud Engineer, you will help turn innovative ideas from companies in many industries into working solutions. Role Overview This position centers on supporting and enhancing the performance of enterprise systems and applications. The team works on a variety of projects, such as launching new websites, migrating retail chains to the cloud, and delivering managed services for clients like Remiks, Fashion Company, and FitPass. The work brings continual learning as new tools and platforms are adopted, always aiming for high-availability and reliability to meet demanding client needs. What You Will Do Set up and maintain Linux servers using automation tools like Terraform and Ansible. Monitor server performance to catch issues early and keep enterprise systems running at their best. Deliver L2 support to clients, identifying and solving complex technical problems quickly and effectively. Adopt new cloud platforms and DevOps practices, always seeking ways to improve performance, security, and stability. Work closely with team members to tackle unexpected challenges and develop strong solutions. Support digital and AI transformation projects through your technical contributions. Location This role is based in Belgrade, Serbia.

Oversee and maintain virtual infrastructure while providing essential support for network operations.Efficiently manage service requests through the ticketing system.Constantly monitor and respond to alerts and alarms.Utilize time tracking software for accurate reporting.Regularly update and create documentation to support daily operational processes.Actively contribute to the development and execution of digital and AI transformation initiatives.

ennovationHUB AI is an international e-commerce group focused on the home and living sector, with a strong presence in furniture. The company operates in Belgrade, London, and Barcelona, serving customers in the UK, North America, EU, and APAC regions. The Customer Experience team at ennovationHUB AI blends human understanding with AI-driven tools to deliver better service. This team is growing, and the Aftercare Specialist role is central to its mission. Role overview The Aftercare Specialist with Customer Support Experience works to improve customer satisfaction after delivery. This position is dedicated to resolving issues, identifying recurring problems, and supporting ongoing process improvements. The focus is on resolution and continuous improvement, not sales. What you will do Handle and resolve post-delivery issues for customers in multiple markets, from the first contact through to resolution. Address claims involving damages, incorrect shipments, and delivery problems quickly and accurately. Communicate clearly with customers to achieve resolution on the first interaction whenever possible. Monitor and analyze recurring issues, tracking significant claim patterns. Work closely with logistics, operations, and suppliers to address the root causes of customer issues. Support the improvement of aftercare processes by providing detailed and insightful reports. This position is based in Belgrade, Serbia.

Are you passionate about SQL and the expansive realm of databases? Do you understand the transformative power of data and enjoy leading teams to deliver top-notch products? If you're an experienced Project Manager eager to join a dynamic company where your contributions can directly influence our growth and engage with a global user community, we want to hear from you! Familiarity with database management tools, especially DBeaver, is a notable advantage. At DBeaver, we are committed to embedding data into the daily routines and decision-making processes of individuals around the globe. With a vibrant community of over 10 million active users inspiring us continuously, our open-source methodology drives innovation. As the leading provider of cross-platform enterprise data and database software, we are on the lookout for a talented Project Manager to join our R&D team. This role presents an exciting opportunity to lead initiatives that develop innovative data solutions for millions of users worldwide.

Are you enthusiastic about databases and have a talent for troubleshooting? Do you thrive on empowering others to harness the full potential of their data? At DBeaver, we strive to weave data into the daily routines and decision-making processes of individuals everywhere. Our vibrant community of over 10 million active users globally continually motivates our work, driving our open-source innovation. As the premier provider of cross-platform enterprise data and database solutions, DBeaver is looking for a dedicated Sales Engineer to join our European team. In this role, you will serve as a pivotal link between our sales team and clients, utilizing your technical knowledge to help potential customers recognize how DBeaver’s offerings can alleviate their technical challenges and align with their objectives. Location: This position is available for remote work across Europe or as a hybrid role in our offices located in Belgrade, Serbia, or Budapest, Hungary.

At Databricks, we are dedicated to empowering data teams to tackle the world’s most challenging problems—whether it's revolutionizing transportation or advancing medical innovations. Our mission is to create and operate the leading data and AI infrastructure platform, enabling clients to harness deep data insights for improved business outcomes.Founded by visionary engineers, Databricks is on an exciting multi-year journey to develop the ultimate Data Intelligence Platform. We are building upon a robust foundation with the ambition to create significantly better products. Our aim is to reimagine every component to deliver the fastest, easiest, and most secure data platform suited for all data workloads.As a Backend Software Engineer, you will become a key member of not only the Belgrade site but also a pivotal team in our quest to realize the Lakehouse vision. You will engage in the complete development cycle and embody the core values of Databricks.

About WPP MediaWPP is a trusted growth partner for the world's leading brands, leveraging exceptional talent and trusted data to help clients navigate change and achieve transformational growth through our pioneering marketing platform, WPP Open.WPP Media serves as WPP's AI-driven media unit, integrating media, data, and partnerships to deliver creative personalization at scale. With WPP Open and powered by Open Intelligence, clients can gain clarity on their media investments.For more information, visit wppmedia.com.Position Overview: As an Account Executive, you will be a vital member of our agency client team, responsible for ensuring timely and accurate invoicing and budget reporting processes, as well as managing our internal booking system.Your role will involve providing operational support to Account Managers, with success measured by the delivery of media KPIs, adherence to deadlines, and the precision of deliverables contributing to overall client satisfaction.

Join Databricks as a Senior Applied ML/AI Engineer, where you will leverage cutting-edge machine learning and optimization algorithms to enhance the functionality and performance of our AutoML products and other user-facing solutions. Your expertise will drive advancements in classification, regression, forecasting, and recommendation systems, utilizing both traditional methods and deep learning techniques. The Applied ML/AI team tackles some of the most challenging and fascinating issues businesses face today, aiming to maximize the efficiency and effectiveness of Databricks’ infrastructure and products.Your Impact:Collaborate within a small, skilled team of engineers and data scientists to build features and implement end-to-end systems.Influence the direction of our applied ML initiatives by partnering with engineering and product teams across the organization.Lead the design and deployment of advanced ML/AI models and systems that enhance Databricks’ product capabilities and operational performance.Create and maintain robust, scalable ML infrastructure, including components for model training and serving, ensuring seamless integration of AI/ML solutions into production environments.Research and develop innovative modeling techniques in machine learning for forecasting.Engage with the broader AI community through conference presentations and contributions to open-source projects, establishing Databricks as a leader in the industry.

Overview Join our team as a Procurement Specialist on a temporary basis for one year! At Telesign, we are seeking a dedicated Procurement Specialist to enhance our Proximus Global Procurement team. In this pivotal role, you will oversee and facilitate procurement processes across various regions and business units, collaborating closely with both internal stakeholders and external suppliers. Your responsibilities will encompass contract renewals, onboarding new suppliers, and engaging in negotiations, all while ensuring adherence to internal policies, business strategies, and cost-efficiency goals. This opportunity is ideal for a procurement professional with up to 5 years of experience who is eager to thrive in an international setting, hone negotiation skills, and contribute to cost optimization while delivering exceptional service to internal clients.

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.

Role Overview Ocorian is hiring a Senior Specialist in Fund Services for the Belgrade office. This role focuses on delivering fund administration solutions and supporting high standards of client service.

Join us at Databricks, where we are driven by a passion for empowering data teams to tackle the most challenging issues globally — from transforming transportation to fast-tracking medical innovations. We pride ourselves on developing and maintaining the premier data and AI infrastructure platform, enabling our clients to harness deep data insights for business enhancement. Founded by engineers, Databricks is embarking on a transformative journey to create the leading Data Intelligence Platform. We are building on a solid foundation with the ambition to create significantly superior products. Our focus spans everything from the Storage Engine (data layout, encryption, caching, etc.) to the Query Engine (Vectorization, Query Optimization, etc.), with the goal of enhancing every component to offer our customers the most efficient, user-friendly, and secure data platform for all their data workloads. As a Software Engineer, you will be a pioneering member of our Belgrade site and contribute to our multi-year mission to realize our Lakehouse vision. You will engage in the complete development cycle and embody all core Databricks values: ownership, data-driven decision-making, teamwork, and customer obsession.

GoDaddy Inc. seeks an Advanced WordPress Support Specialist based in Serbia. This position centers on helping customers maximize the value of their WordPress websites. The work involves solving technical challenges, providing guidance, and sharing actionable advice to improve site performance and security. Key responsibilities Troubleshoot and resolve complex WordPress issues for customers Offer solutions tailored to each website’s unique requirements Share recommendations for improving WordPress performance and security Guide users on maintaining and enhancing their sites Requirements Demonstrated experience with advanced WordPress troubleshooting Strong communication skills and a focus on customer satisfaction Interest in web technologies and supporting others online

Embark on an exhilarating journey with Neo Group as we recruit for our esteemed partner! This is your opportunity to make a significant impact in the dynamic iGaming industry. Our partner is not merely growing; they are transforming the landscape, achieving remarkable profitability with every new endeavor. The catalyst for this transformation? Talented individuals like you. Join us in redefining the gaming experience on a global scale.We are in search of a driven and customer-focused individual to join our team as a Junior Technical Support Specialist. In this role, you will provide outstanding service and support to our valued customers.Key Responsibilities:Utilize a thorough understanding of our products and services to troubleshoot issues and assist agents in resolving customer problems.Take ownership of cases that cannot be resolved by agents, managing technical, complex, or sensitive issues.Collaborate with various teams to address issues that require specialized technical knowledge or feature modifications.Engage with gaming providers and partners to investigate external technical issues.Escalate complex problems to higher management as necessary.Recommend process enhancements or customer service practices and create tasks in Jira Software.Participate in training sessions for customer service agents as required.Create and modify macros for customer service and technical support teams.

Role Overview Delivery Hero is hiring a Head of Finance based in Belgrade. This leadership position manages financial operations, guides planning and analysis, and upholds strong financial governance. The Head of Finance partners with teams across the business to support growth and long-term stability.

Join easygo, an innovative Australian technology leader behind renowned brands such as Stake, KICK, and Twist Gaming. As we expand our engineering operations in Belgrade, we are seeking a Senior Full Stack Engineer to become an integral part of our Internal Empowerment team. In this role, you will contribute to the creation and enhancement of the platforms that power our global products.About the TeamYou will be part of a newly established engineering team that is responsible for developing and maintaining internal platforms, services, and integrations, ensuring that Easygo teams can function effectively and at scale.Your team will manage essential internal systems and represent Easygo's digital front door, minimizing reliance on external resources and eliminating delivery bottlenecks for operational teams. By overseeing these platforms from concept to execution, your team plays a crucial role in facilitating business operations and ensuring that Easygo's technology and online presence embody the innovation within the company.Who We’re Looking ForWe are in search of a Senior Full Stack Engineer who is passionate about ownership, collaboration, and problem-solving in a way that empowers teams across the organization.You are a seasoned engineer who prides yourself on creating high-quality, scalable systems across the tech stack and can communicate effectively with a wide range of technical and non-technical stakeholders. You flourish in an environment that values autonomy, accountability, and teamwork.You are adept at working across the stack—designing and developing backend services and APIs, while also collaborating closely with frontend engineers to contribute to user-facing functionalities as necessary.Additionally, you are comfortable navigating various problem domains over time, adapting to new technical contexts as business priorities evolve. You tackle challenges pragmatically, striving to understand the business needs behind technical requests and selecting solutions based on context rather than applying a one-size-fits-all methodology.Key ResponsibilitiesDesign and implement high-performance software solutions in line with project requirements and company standards.Build and maintain solutions with a strong emphasis on code quality, scalability, and long-term maintainability.Enhance the performance, reliability, and resilience of existing services by addressing bottlenecks and technical debt.Own services from inception to delivery, ensuring high standards of quality, security, and operational readiness.Collaborate closely with cross-functional teams to deliver optimal solutions.

Role Overview GoDaddy is hiring a Product Manager based in Serbia. This role shapes product direction and helps entrepreneurs and businesses thrive online. The Product Manager works closely with teams across engineering, design, and business to set product vision, choose priorities, and guide delivery. What You Will Do Define and communicate product vision in partnership with cross-functional teams Prioritize features and initiatives that improve user experience Collaborate across groups to deliver products that meet business goals Contribute insights that influence the product roadmap and strategy Location This position is based in Serbia.

Role overview Domino's Pizza, Inc. seeks a General Manager to lead its Belgrade restaurant. This position guides the team in providing consistent service and quality food each day. Main responsibilities Direct daily restaurant operations, ensuring smooth workflow Support and manage staff to meet performance goals Uphold high standards for customer satisfaction and food quality What we look for Background in the food industry Interest in creating a positive work environment Dedication to service and effective team leadership

Speechify is seeking a Senior Software Engineer in Belgrade, Serbia, to focus on Windows and desktop application development. The position centers on designing and building software that helps users access and interact with Speechify’s products more easily. What you will do Develop and maintain desktop applications for Windows platforms Collaborate with engineers and other team members to deliver new features Use software engineering skills to create solutions that support accessibility Contribute to projects that enhance user interaction with Speechify products Requirements Significant experience building Windows or desktop applications Solid understanding of software engineering principles Interest in improving accessibility and user experience Comfort working as part of a collaborative team This role is based in Belgrade, Serbia.