Senior Software Engineer – C++ and C# at ABBYY | Belgrade

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…

Join Sperasoft, a premier game co-development firm nestled in the vibrant tech hub of Silicon Valley. We collaborate closely with industry-leading partners to create top-notch games for renowned publishers worldwide. As part of Keywords Studios, we offer an array of technical and creative services tailored for the global gaming sector and beyond.Key ResponsibilitiesDesign, develop, and uphold efficient, reusable, and reliable C++ code.Ensure high standards of code quality and organization.Implement performance optimization and quality assurance modules.Facilitate effective communication within the development team.QualificationsStrong proficiency in C++ with a solid understanding of language specifications.Familiarity with the standard library, including STL containers and algorithms.Knowledge of memory management in non-garbage collected environments.Comprehension of dynamic polymorphism and C++ specific concepts.Experience with C++ templates is advantageous; production experience in UE4/5 would be a significant plus.Adeptness with continuous integration practices.Strong communication skills in English, both spoken and written.Experience in production UI would be highly beneficial.BenefitsEngage with a diverse and talented team on exciting and challenging projects.Opportunities for learning and development, including mentorship, lectures, and participation in industry conferences and events.Comprehensive medical care package.Flexible working hours to promote work-life balance.Complimentary breakfasts, snacks, fruits, and access to tea and coffee machines throughout the day.

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.

At Perplexity, we are seeking a talented Senior or Expert C++ Developer to become an integral part of our dynamic Search Core team. This pivotal role involves shaping the future of our search technologies and products. You will influence major architectural, design, and implementation decisions that define our technical infrastructure.Key ResponsibilitiesDesign and develop innovative search index storage solutions that encompass both streaming and batch data processing systems, optimized for high-load environments with the capacity to manage billions of web pages.Create foundational core search components, including advanced algorithms for efficient data retrieval and ranking.Maximize hardware performance to ensure optimal system functionality.Address complex challenges related to multithreading, concurrency, and optimization at the system level.Enhance subsystems to ensure reliable and consistent data replication within the core search architecture.Required QualificationsA minimum of 5 years of hands-on experience in C++ programming.Familiarity with Python or other scripting languages.A strong commitment to writing clean, efficient, and scalable C++ code.In-depth knowledge of algorithms and data structures with practical application skills.Comprehensive understanding of multithreading, including various strategies, challenges, and trade-offs.Experience in developing high-load, distributed, and hardware-related services.Expertise in real-time systems development.Preferred QualificationsExperience in building core components for search engines, trading systems, or database management systems.Proficiency with cloud services, Kubernetes (k8s), and AWS infrastructure.

Orion Innovation is an award-winning global business and technology services firm that focuses on transformative business solutions and product development. We specialize in digital strategy, experience design, and engineering, combining agility, scalability, and maturity to serve a diverse range of clients across various industries, including financial services, telecommunications, consumer products, automotive, industrial automation, and more.Our client is a leader in providing cloud-based unified communication solutions for businesses, offering a feature-rich business phone system without the need for capital investment or maintenance contracts. This innovative approach reduces customer costs and disrupts traditional on-premises PBX providers.The Telephony team is dedicated to developing high-load server solutions for our cloud-based telephony core, continually enhancing our product with new features and improving core application architecture for enhanced performance and stability.

Join Our Team as an Engine C++ Developer for World of Warships!Wargaming is on the lookout for a skilled Engine C++ Developer to contribute their expertise to our globally acclaimed project, World of Warships. Our dynamic team consists of highly skilled professionals across various domains, all working towards the goal of creating the ultimate MMO Action game for our players! The technical challenges we face are exciting, as we strive to balance performance and resource usage while integrating cutting-edge technologies into a large-scale project. Our tech team is integral to enhancing the client side of our proprietary game engine, primarily utilizing C++20. Join us and help shape the future of World of Warships!

Join our dynamic team at Acumatica as a Senior Full Stack Developer, where you'll play a pivotal role in shaping the future of our reporting tools. Your responsibilities will include:Developing comprehensive reporting tools and engines, encompassing both backend and frontend components.Creating intuitive web interfaces, UI controls, and design tools for configuring and editing various reporting applications.Architecting new functionalities and taking ownership of feature implementation.Providing technical direction in the reporting domain and engaging in code reviews.Collaborating with product managers and business analysts to design product features related to reporting.Working with technical support teams to address support incidents, investigating and resolving issues as they arise.Enhancing and optimizing the existing codebase for better performance and maintainability.

Design, develop, and sustain efficient, reusable, and reliable C++ code.Ensure code quality and maintain organizational standards.Implement performance improvements and quality modules to enhance overall application functionality.Collaborate effectively with team members to achieve project goals.Create and uphold features using Unreal Engine (UE).

Join the Acumatica team as an Intern Developer, where you'll play a pivotal role in creating innovative, production-grade cloud-based ERP, CRM, and web applications using Microsoft technologies such as .NET, C#, and MS SQL Server. This summer internship (3-month contract, 40 hours per week) is a fantastic opportunity to work alongside experienced developers in our Belgrade office, located in the Skyline Afi Tower (Kneza Miloša 88a, Skyline offices, building C, the tallest tower, 2nd floor).Key Responsibilities:Contribute to the design and development of business applications and customizations.Develop data access layers, business objects, and presentation layers.Research and prototype ERP modules utilizing emerging technologies.Support existing code through optimization and refactoring.Analyze code to identify and rectify errors in functionality.Provide guidance and support to developers within Acumatica’s development network.

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.

Orion Innovation stands as a distinguished and award-winning global business and technology services provider. We specialize in transformative business solutions and cutting-edge product development, driven by digital strategy, experience design, and engineering excellence. Our unique blend of agility, scale, and maturity allows us to cater to a diverse clientele across various sectors including financial services, telecommunications, media, automotive, life sciences, e-commerce, and education.Project Overview:Joining our dynamic team means collaborating with individuals from diverse backgrounds and skill sets, united by a common goal. We strive to create an inclusive environment where everyone can contribute their best work and thrive.In the role of Senior C Developer within the Core Platform Engineering team, you will contribute to enhancing a groundbreaking embedded networking solution for streaming audio and participate in developing firmware for new product launches. Collaborate with some of the industry's brightest minds across software, hardware, acoustics, and WiFi technologies, in a fast-paced and innovative atmosphere.

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.

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.

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.

JetBrains is seeking an AI Lead focused on integrating artificial intelligence into the C++ ecosystem. This role shapes how AI features enhance C++ development tools, directly impacting the way engineers write and maintain code. Key responsibilities Lead initiatives that embed AI capabilities into JetBrains C++ products Collaborate with engineering teams to design and implement AI-driven solutions for software development workflows Help set the direction for AI in C++ tooling at JetBrains Locations This position is open in Amsterdam, Belgrade, Berlin, Limassol, London, Madrid, Munich, Paphos, Prague, remote (Germany), Warsaw, and Yerevan.

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.

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.

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.

SMG Swiss Marketplace Group is looking for a Senior iOS Engineer to join the team in Belgrade. This position centers on developing and refining mobile applications with a wide reach. The team values both technical expertise and a careful eye for user experience. Role overview This engineer will collaborate closely with colleagues from product, design, and engineering to shape and deliver new features for iOS applications. The work involves maintaining a high standard for code quality and app performance. What you will do Partner with cross-functional teams to define and implement new iOS app features Write clear, maintainable code that meets quality and performance goals Support the reliability and responsiveness of mobile applications Take part in architectural and technical discussions for ongoing app improvement Location This role is based in Belgrade.

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.