Senior Software Engineer at First Circle | Belgrade, Serbia

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.

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.

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.

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.

About UsFirst Circle is an innovative and rapidly growing neobank, dedicated to serving businesses in the Philippines and soon expanding across Southeast Asia. With a profitable track record and a dynamic engineering team of over 25 professionals, we are focused on building the essential financial infrastructure that thousands of businesses rely on daily.Our product offerings have evolved from credit solutions to encompass payments, bank accounts, payroll, invoicing, and salary loans. In the coming quarters, we aim to broaden our product suite by introducing corporate credit cards, savings solutions for SMEs and consumers, and more. As we secure regulatory licenses in additional countries, we are also enhancing our platform for international expansion.

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.

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.

Role overview Renesas Electronics seeks a Senior Software Engineer in Belgrade to focus on platform development. The position involves designing and building software that supports and enhances Renesas products and services. This is a hands-on engineering role with an emphasis on technical quality and practical solutions. What you will do Develop and implement software for platform-level projects, contributing to the core technology stack. Collaborate with colleagues from various disciplines to deliver integrated solutions. Share ideas and technical expertise to improve and refine existing systems and processes. Team and culture The team values open collaboration and ongoing knowledge sharing. Members work together to advance technology and support each other's professional growth in a cooperative setting.

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.

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.

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.

ABBYY seeks a Senior Software Engineer with expertise in C++ and C# for its Belgrade office. This hybrid role centers on developing and improving high-performance software that powers important company projects. Key responsibilities Design and build software applications using C++ and C# Collaborate with team members to create solutions that meet quality and efficiency goals Enhance code and systems to improve performance and reliability Location and work arrangement The position is based in Belgrade, Serbia. A mix of in-office and remote work is expected.

Join Perplexity as a Senior Infrastructure Engineer and play a pivotal role in transforming how individuals search and engage with the internet. Your dedication and expertise will be essential in delivering a top-tier product. This position uniquely combines infrastructure mastery with software engineering, allowing you to take ownership of the crucial systems that drive our products and development processes.Key ResponsibilitiesConstruct and sustain a robust and scalable infrastructure to enable high-performance search functionalities.Create internal tools and automation processes to enhance developer workflows and operational effectiveness.Architect, deploy, and manage cloud-native systems, primarily utilizing AWS.Enhance and maintain CI/CD pipelines, testing frameworks, and release protocols.Troubleshoot and optimize Linux environments, containerized applications, and backend services.Contribute directly to product codebases, engaging with languages such as Python, Go, and other systems-level languages.QualificationsProven experience in cloud infrastructure (AWS preferred), systems architecture, and automation.Extensive knowledge of Linux internals, including performance optimization and debugging techniques.Demonstrated experience in building or maintaining CI/CD systems and associated tools.Strong proficiency in Python and at least one systems programming language (Go, Rust, C/C++, or Java).Ability to navigate both infrastructure and application-level code seamlessly.A proactive and enthusiastic learner who excels in a dynamic, innovative environment.

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.

Join our dynamic team at BlueCat Networks as a Senior Software Developer! In this role, you will be responsible for designing and implementing innovative software solutions that enhance our product offerings. You will collaborate closely with cross-functional teams to ensure high-quality deliverables that meet our clients' needs.

Speechify seeks a Software Engineer for its iOS Core Product team in Belgrade, Serbia. This position focuses on building and enhancing features that define how users interact with Speechify on iOS devices. Role overview As part of the iOS Core Product group, the engineer will play a key role in shaping the mobile experience. The work involves both developing new features and refining existing ones, always with the goal of improving usability and performance for Speechify users. What you will do Develop and improve features for the iOS core product Work closely with team members to deliver updates that enhance user experience Support the ongoing evolution of Speechify’s technology for content consumption Location This role is based in Belgrade, Serbia.

At CompStak, we are revolutionizing the commercial real estate industry by providing access to accurate and transparent data, enabling faster and more informed deals. Our platform aggregates hard-to-find information and makes it readily available for our members. Location: Belgrade, Hybrid (Currently, we operate three days per week in the office, subject to change)As a Senior Frontend Engineer, you will play a pivotal role in developing our Exchange & Enterprise applications, which are essential for our customers to search properties, analyze markets, and make data-driven decisions. You will be a key contributor to enhancing the user experience for thousands of users and will directly influence the performance and usability of our product.Join our small, experienced frontend team and help shape the main consumer-facing applications that empower our clients.

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.

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.

Join the Future of Conversational Commerce!At Gorgias, we envision a world where conversations are the primary mode of shopping. We are developing an advanced platform featuring a unified AI agent designed to sell, support, and re-engage customers throughout their shopping journey. As pioneers in conversational commerce, we are shaping the future of eCommerce.Our mission is to transform every interaction between brands and their customers into meaningful relationships—personal, seamless, and intelligent. By leveraging deep product knowledge and cutting-edge AI technology, we strive to make shopping feel more natural, human, and connected than ever.To succeed, we are dedicated to:Quality: Ensuring conversations are authentic and aligned with brand identity.Experience: Offering a frictionless shopping experience from chat to checkout.Re-engagement: Fostering personal, one-on-one dialogues over intrusive marketing.The potential is immense. With AI revolutionizing purchasing behaviors, Gorgias is laying the groundwork for the next decade of eCommerce—where every brand has its own intelligent agent and every customer feels valued and understood.Become a part of our mission to realize the promise of conversational commerce!Potential Teams to JoinRealtime Communication Team: Responsible for the core ticket processing pipeline for Gorgias's helpdesk, managing real-time event distribution to internal applications (including our AI Agent) and third-party integrations while also developing voice and SMS channels.Messaging Team: Oversees the asynchronous messaging infrastructure within Gorgias, empowering agents to handle customer conversations across email, chat, and social platforms, serving as the gateway between Gorgias and the external world.Growth Team: Manages the customer journey from onboarding to billing, ensuring a smooth experience while safeguarding against fraud.In-App Analytics Team: Develops in-product analytics and real-time processing features, providing internal teams with enhanced tools and datasets.Streaming Infrastructure Team: Constructs a scalable data streaming platform, offering tools and guidelines for data propagation and aggregation across multiple availability zones.Your Role:Design: Create features, APIs, and models for 16,000 merchants and 12 million shoppers globally.Collaborate: Work closely with an engineering manager, product manager, and designer to drive projects forward.