Senior Backend Software Engineer

Cresta is dedicated to transforming customer interactions into significant competitive advantages by harnessing the full potential of contact centers. Our innovative platform integrates artificial intelligence and human insights to uncover customer behavior, streamline processes, and empower teams to perform with greater efficiency. Founded by Sebastian Thru…

Join the UiPath TeamAt UiPath, we harness the power of automation to revolutionize the way the world operates. Our dedication to developing top-tier enterprise software empowers businesses to harness this transformative potential.We are on the lookout for individuals who embody curiosity, drive, generosity, and authenticity. If you thrive in a dynamic, fast-paced environment and are passionate about making a difference—both for your colleagues and the broader mission of UiPath—then we want to hear from you!Your RoleAs a vital member of our Kubefabric team, you will contribute to the development and maintenance of our Kubernetes-based infrastructure, facilitating large-scale service deployments.Key ResponsibilitiesCraft, develop, and uphold high-quality, reusable, and efficient code.Optimize application performance, ensuring quality and responsiveness.Diagnose performance issues and bugs, implementing effective solutions.Collaborate with cross-functional teams to design and enhance our product offerings.Promote and establish agile engineering methodologies.Maintain a high standard of code quality, organization, and automation.Your Qualifications4+ years of experience in software engineering, proficient in languages such as C# or Java.Strong expertise in at least one programming language and its ecosystem.Experience with Cloud Systems (preferably Azure, also AWS or GCP).Solid understanding of object-oriented programming and architectural design principles.Proficient in multithreading, synchronization, TPL, and asynchronous programming.In-depth knowledge of data structures and algorithms, alongside their time/memory complexities.Comprehension of the alignment between engineering practices and broader business objectives.Experience with global teams in feature development, systems design, and engineering roadmaps.

Join Qualysoft as a Full-Stack Java Engineer! With 25 years of expertise in software engineering, Qualysoft is a leading IT consulting firm, headquartered in Vienna, Austria. Since establishing our presence in Romania in 2007, we've been committed to delivering end-to-end IT services, including team augmentation, dedicated teams, and custom software development. At Qualysoft, we pride ourselves on building scalable enterprise systems, intelligent automation frameworks, and platforms for digital transformation. Our cross-industry experience supports global leaders across BSFI, Telecom, Retail, E-commerce, Energy and Utilities, Automotive, Manufacturing, Logistics, and High Tech. Our global reach spans Switzerland, Germany, Austria, Sweden, Hungary, Slovakia, Serbia, Romania, and Indonesia, with a talented international team of over 500 software engineers. We have established strategic partnerships with notable organizations such as Microsoft Cloud, Tricentis, Creatio, and Doxee, and we leverage advanced technologies including AI, Data & Analytics, Cloud, DevOps, IoT, and Test Automation. Our clients range from large-scale enterprises to innovative startups.

Veocareers is hiring a Senior Infrastructure Architect in Bucharest, București, Romania. This role shapes the design and governance of enterprise IT infrastructure, guiding its evolution to support a global business. The position combines hands-on technical work with oversight of operations to deliver secure and efficient solutions. The architect will ensure infrastructure capabilities align with business needs, lead modernization efforts, and foster continuous improvement across systems and processes. Main responsibilities Develop and implement IT infrastructure strategies for systems, networks, and connectivity. Create and maintain an infrastructure roadmap that adapts to changing business requirements. Advance monitoring, automation, and observability to enhance operational efficiency. Design hybrid solutions for on-premises and cloud environments, with a focus on practical cloud adoption. Architect and manage high availability and disaster recovery systems. Lead infrastructure design for business projects and proof-of-concept initiatives. Assess infrastructure impacts of software integrations and deployments. Standardize infrastructure templates for operational sites, including stores and warehouses. Drive modernization and lifecycle management of infrastructure assets. Collaborate with international vendors to design and deploy effective solutions. Design network segmentation and Zero Trust environments to strengthen security. Ensure compliance with standards such as PCI-DSS and GDPR. Technical environment On-prem infrastructure: VMware vSphere, Proxmox, SAN storage Cloud: Hybrid architectures, experience with AWS and/or Azure Networking and security: SD-WAN, load balancing, Zero Trust frameworks Automation and scripting: PowerShell Monitoring and observability: Tools such as Splunk and PRTG Operating systems: Windows and Linux Data platforms: Oracle, SQL Server, PostgreSQL (including "Always-On" clusters) Directory services: Active Directory governance and unification Edge computing: POS systems and IoT hardware Modern workplace: Secure communication and remote access strategies Containers: Kubernetes orchestration (AKS/EKS)

Cresta is on a transformative journey to redefine customer engagement by harnessing the power of AI and human expertise. Our innovative platform empowers contact centers to extract insights from customer interactions, streamline processes, and boost efficiency. With roots in the renowned Stanford AI lab, Cresta was co-founded by Sebastian Thrun, a visionary behind Google X and Waymo. Our leadership team also includes Ping Wu, co-founder of Google Contact Center AI, and Tim Shi, an early member of OpenAI. We have built a world-class team of AI and machine learning professionals, alongside industry leaders and significant investors such as Andreessen Horowitz and Sequoia. Our esteemed clients include major brands like Intuit and Hilton, and we are consistently recognized by prestigious outlets like Forbes as a leading AI company. As we expand into Romania, we are looking for talented engineers to join our new tech hub. This is a unique opportunity to shape the future of our engineering team within a remote-first environment, collaborating with colleagues across Europe, the US, and Canada.

Dev.Pro is hiring a Senior Software Engineer with expertise in Angular and Node.js. This remote role is based in Bucharest, Romania. The team develops Point of Sale (POS) systems and in-store solutions used in real-world retail and payment environments. Role Overview This position combines hands-on coding with leadership. The engineer will work closely with other engineers, QA, and product teams to deliver features focused on payments, loyalty, and hardware integrations. The work supports a major POS provider expanding into new business areas. What You Will Do Design, build, and maintain Angular-based features for POS and in-store applications Develop and enhance payment processing, loyalty programs, and related transaction workflows Implement and support integrations with payment systems, card readers, and other in-store hardware Collaborate with backend, QA, business analysis, and product teams to deliver cross-system features Lead technical discussions and help guide team decisions What We Offer Work on a strategic project for a leading POS company entering new markets Take ownership of high-impact features in payment, loyalty, and transaction workflows Grow leadership skills by mentoring engineers and streamlining technical delivery Requirements 5+ years as a Full-Stack Software Engineer Advanced skills in Angular and TypeScript for frontend development Strong experience with Node.js for backend work Understanding of payment systems and payment processing workflows Background in integrating with hardware devices or working in hardware-related environments Solid grasp of frontend-backend integrations Experience with relational databases such as SQLite or similar Ability to write unit tests and follow code quality best practices Strong problem-solving and communication abilities Upper-intermediate English proficiency Preferred Qualifications Experience leading engineering teams and participating in technical discussions Familiarity with POS or similar in-store systems

Join our dynamic team at Endava as a Senior Fullstack Developer specializing in Java and React! In this role, you will be instrumental in delivering innovative solutions for our clients, utilizing cutting-edge technologies to build robust applications. Your expertise will guide the development process, ensuring high-quality standards and performance.

Join Algolia, a trailblazer in AI Search technology, empowering over 17,000 businesses to provide lightning-fast, predictive search and browse experiences on a global scale. We handle over 30 billion search requests every week—outperforming Microsoft Bing, Yahoo, Baidu, Yandex, and DuckDuckGo combined.In 2021, we secured $150 million in Series D funding, boosting our valuation to $2.25 billion. This robust backing allows us to continue enhancing our leading platform and catering to remarkable clients like Under Armour, PetSmart, Stripe, Gymshark, and Walgreens.At Algolia, our mission is to help users create a seamless search-as-you-type experience on their websites and mobile applications. Our search API, utilized by thousands of customers across more than 100 countries, answers billions of search queries each month, thanks to the code we deploy daily.As a Senior UI Software Engineer on the Connectors Platform Team, you will be instrumental in developing products that facilitate our customers in ingesting, transforming, and enriching their data with AI, ensuring a smooth integration with Algolia.

Join our dynamic team at Endava as a Senior Fullstack Developer. In this role, you will leverage your expertise in Java and React to develop cutting-edge applications that drive our client delivery efforts. You will work in a collaborative environment, contributing to innovative solutions while enhancing your skill set and career path.

Join our innovative ML Platform team as a Senior Machine Learning Platform Engineer, where you will play a key role in designing, evolving, and scaling the AI infrastructure that drives Bolt's intelligent services.With over 200 million customers across more than 50 countries, Bolt is among the fastest-growing tech companies in Europe and Africa. Our success is driven by our talented people who thrive in an inclusive environment, welcoming individuals regardless of race, color, religion, gender identity, sexual orientation, age, or disability.We aim to reshape urban living, making cities more accommodating for people rather than vehicles. Your expertise is vital to help us achieve this mission!The ML Platform Team simplifies the deployment of ML/AI systems at scale, managing hundreds of real-time algorithms. We oversee training orchestration, inference software stacks, and a Feature Store, which includes VectorSearch and RAG tooling. Our team is responsible for developing LLM tools and CI/CD for machine learning, addressing the comprehensive needs of ML infrastructure.Our technology stack features TypeScript, Python, Spark (both batch and structured streaming), Airflow, n8n, MLflow, LiteLLM, AWS SageMaker, Redis, Elasticsearch, Docker, Kubernetes, AWS (S3, EKS), Terraform, and Great Expectations.

Work collaboratively with an onshore team in an Agile setting.Develop user stories in accordance with both business and technical specifications.Ensure high-quality deliverables at every stage of the development process.Provide prompt and clear progress updates to the team lead.Uphold commitments to prevent delays from cross-team dependencies.

Engage in feasibility studies and initial project assessments, emphasizing application architecture and component integration.Create detailed technical specifications derived from business requirements.Conduct software development and perform unit testing to ensure quality.Facilitate deployment processes in collaboration with QA, business teams, and IT partners.Oversee the applications under your purview, including incident monitoring, issue resolution, support, and handling work requests.Coordinate interactions among various teams during deployment phases.Serve as a bridge between IT and business stakeholders to address development and support matters.Offer functional support to end-users, ensuring stable production environments.Identify areas for improvement and monitor the implementation of enhancements.Adhere to obsolescence management and business continuity best practices.Collaborate effectively within a distributed virtual team.#LI-Hybrid

Engage in the development, maintenance, and integration of proprietary systems utilizing Typescript (Angular) and Java (Spring Boot).Contribute to software quality assurance efforts through unit testing and generation of reports using tools like SonarQube and Xray.Assist in the analysis and design of functional requirements for business projects.Maintain comprehensive documentation of project assets.Actively participate in biweekly meetings conducted in French, as well as information-sharing sessions.Provide ongoing support for a portfolio of existing applications.Regularly address security vulnerabilities and ensure applications are up-to-date.Independently oversee the complete application lifecycle including:Conducting validations and completing functional analyses.Managing asset declarations in repositories.Administering IAM permissions.Participating in ITRM risk assessments.Monitoring deployments via the CD Toolchain.Following up on UAT processes.Producing technical documentation.Collaborate with various banking departments during:Requirement analysis, with or without the involvement of Business Analysts or MOA.Implementation and user acceptance testing.Work within a Flex Office model (both on-site and remote), demonstrating autonomy and proficiency with remote collaboration tools (Remote Desktop, MS Teams).Comprehend and adhere to the regulations, standards, and procedures of the financial sector.

Qualysoft has delivered software engineering solutions for over 25 years and has operated in Romania since 2007. The company provides IT consulting, team augmentation, and custom software development, with offices in several European and Asian countries. Its team of more than 500 engineers works with partners such as Microsoft, Tricentis, Creatio, and Doxee, and covers a wide range of technologies including AI, data analytics, cloud, DevOps, IoT, and test automation. Role overview This Senior Machine Learning Engineer role is based in Bucharest. The position joins a team dedicated to building scalable enterprise systems, automation frameworks, and digital transformation platforms. Projects cover a range of industries, including banking, financial services, insurance, telecom, retail, e-commerce, energy, utilities, automotive, manufacturing, logistics, and high tech. What Qualysoft values Expertise in developing enterprise-grade software solutions Experience with intelligent automation and digital transformation Ability to work in a collaborative, international environment Comfort with technologies such as AI, analytics, cloud, and automation Location Bucharest, Romania

Join Our Innovative Team!WA.Technology is a leading B2B provider of comprehensive iGaming solutions, rapidly expanding our reach in emerging markets. Our cutting-edge iGaming platform offers turnkey solutions and standalone products that enable operators to seamlessly penetrate and thrive in growing markets.Our WA Platform is designed for scalability and customization, boasting over 75 game providers, more than 15,000 games, and supporting over 80 payment methods across various currencies. We empower operators to craft their unique Casino, Sportsbook, Lottery, and Fantasy businesses, ensuring they align with their vision. With offices across Europe and Latin America, we deliver localized support and expert insights to our clients.Our Work EnvironmentOur teams are strategically located in Malta, Lisbon, Sofia, London, and Bucharest. We embrace a hybrid work model that fosters in-person collaboration while providing the flexibility to work remotely as needed.Your Key ResponsibilitiesWe are seeking a Mid-Level Backend Developer (Java) to enhance the design, development, and maintenance of integrations connecting our platform with external systems. Your primary focus will be on ensuring all integrations are high-performing, stable, and fully compliant with our internal standards. You will design and implement robust backend components that facilitate seamless data flow, system interoperability, and long-term scalability, playing a crucial role in strengthening our platform's technical foundation.What We Expect From YouCollaborate with product owners, designers, and fellow developers to comprehend project requirements and translate them into technical specifications.Design and develop high-quality, scalable, and maintainable Java applications.Commit to writing clean, efficient, and well-documented code adhering to industry best practices.Conduct unit testing and debugging to ensure software reliability and performance.Continuously identify improvement opportunities and implement solutions to enhance software functionality and performance.Stay informed about the latest trends and technologies in backend development.

Role Overview Brillio is looking for a Senior Software Development Lead in Bucharest, Romania. This position involves leading a team of developers and delivering software solutions that meet client goals. The role focuses on project leadership, technical guidance, and ensuring software quality throughout the development process. What You Will Do Guide and support a team of software developers through all stages of project work Oversee the delivery of software projects, making sure client requirements are met Maintain high standards for software quality and project outcomes Keep development efforts aligned with client objectives

Welcome to SienaAt Siena, we are pioneering the first intelligence layer for customer experience. Our vision is to create a sophisticated operating system of AI agents that learn, remember, and act across every customer interaction—from support dialogues to shopping experiences, and even voice and social media communications.Siena goes beyond mere automation of support; it empowers shopping agents, cultivates a lasting memory of customers, derives actionable insights for businesses, and nurtures empathetic interactions that resonate with a human touch.We are on a mission to revolutionize how businesses perceive and engage with their customers, transforming every encounter into a learning opportunity that enhances the next interaction.Join Our TeamWe are a small yet powerful, distributed team making significant strides in the industry. Each member of our team has the ability to make a substantial impact due to the leverage we have integrated into our workflows. This approach not only accelerates our progress but also makes collaborating enjoyable.If you are passionate about creating groundbreaking solutions that have yet to exist, we invite you to continue reading. We are developing agents that do more than just respond to customers; they remember past interactions, learn continuously, and weave together experiences across various channels.Your RoleAs a Senior Full Stack Engineer at Siena, you will lead projects from conception to completion, enhancing and optimizing features within our AI-driven customer support automation platform. You will collaborate closely with product and engineering teams to influence our roadmap while developing reliable, high-performance systems. This position is ideal for engineers who relish solving real-world challenges, excel in dynamic environments, and take pride in delivering exceptional products.Key ResponsibilitiesDesign, develop, and maintain scalable features across the full stack (frontend, backend, and infrastructure).Work collaboratively with the Product team to decompose project scope and deliver iterative, high-impact releases.Contribute to an AI-first product by integrating advanced LLM capabilities into enterprise customer support workflows.Tackle complex engineering challenges, optimizing API performance and refining microservices architectures.Manage and enhance our cloud infrastructure (AWS) with a DevOps mindset.Share knowledge and mentor fellow engineers, fostering a robust engineering culture.About You5+ years of software engineering experience with a strong proficiency in Node.js, React, TypeScript, and Express.Proven expertise in developing scalable applications and systems.Adept at collaborating with cross-functional teams to achieve project goals.Strong problem-solving skills and a passion for innovative technology.

Join our dynamic team at Sigma Software as a Middle Embedded Software Engineer! In this role, you will be responsible for designing, developing, and implementing innovative embedded software solutions. Collaborate with cross-functional teams to deliver high-quality products that meet our customers' needs. You will have the opportunity to work on exciting projects and enhance your skills in a supportive environment.

Qualysoft seeks a Senior Integration Engineer in Bucharest to design and implement integration solutions for clients navigating digital transformation. This role centers on connecting diverse systems and ensuring reliable data and process flows. Key responsibilities Develop and maintain integration solutions across multiple platforms and technologies Work closely with clients and internal teams to gather requirements and deliver effective system connections Support digital transformation projects by enabling seamless data and process integration Location This position is based in Bucharest.

Join our dynamic team at Logifuture as a Senior Automation QA Engineer specializing in Sportsbook. In this pivotal role, you will design, develop, and implement automated testing solutions that ensure our software products are of the highest quality and reliability. The ideal candidate will bring a wealth of experience in test automation frameworks, a solid grasp of testing methodologies, and a comprehensive understanding of software testing best practices. Strong communication and problem-solving skills are essential, as is the ability to work independently and collaboratively within a team setting.Key Responsibilities:Design, develop, and maintain robust automated testing frameworks and scripts.Identify and prioritize test cases for automation, streamlining the testing process.Develop and execute automated test plans and cases, ensuring comprehensive coverage of both functional and non-functional requirements.Collaborate closely with developers to identify and resolve defects efficiently.Seek opportunities for continuous improvement in testing processes and tools.Engage in all phases of the software development life cycle, from initial design to final deployment.Qualifications:Bachelor's degree in Computer Science, Computer Engineering, or a related technical field.A minimum of 5 years of experience in software automated testing.Proven experience with Sportsbook platforms is essential.Strong knowledge of automation frameworks and tools such as Cypress, Selenium, or Appium.Proficiency in one or more programming languages, including Java or JavaScript.Deep understanding of software testing best practices and methodologies.Familiarity with continuous integration and continuous delivery (CI/CD) tools like Jenkins or GitLab.Experience working within Agile/Scrum development processes.Excellent problem-solving and analytical abilities.Strong communication skills, with proficiency in English both written and verbal.Benefits:Comprehensive private health insurance.Engaging company-wide social and team-building activities.Hybrid and remote work arrangements.Flexible working hours to suit your lifestyle.Dedicated wellbeing days.Opportunities for training and professional development.Logifuture operates across seven countries, with its headquarters in Malta and additional offices in the UK (London), Italy (Parma & Lecce), Austria (Innsbruck), Serbia (Kragujevac), Romania (Bucharest), and UAE (Dubai). Most roles listed on our careers page are not restricted by location, providing prospective employees with the flexibility to choose any of our offices. We also collaborate with consultants based outside these locations, expanding our talent pool and maintaining agility and competitiveness in the global market.At Logifuture, we are committed to embracing equality and diversity. We do not discriminate and...