DPDK Developer

🏢 Summary: Full-time or contract remote role focused on developing and optimizing DPDK-based components for high-performance, low-latency packet processing in high-speed networking environments. The position involves tuning, debugging, and profiling network traffic at line rate while ensuring integration with DPI libraries and network stacks. The role also includes implementing scalability, error recovery, and comprehensive performance testing strategies. 🗂️ Requirements: 5+ years of C/C++ programming experience, Strong expertise in DPDK, Deep understanding of TCP/IP and UDP protocols, Experience in packet processing and network programming, Knowledge of Linux internals, Experience with kernel bypass techniques, Experience with high-speed networking (10G/40G/100G), Ability to perform low-level debugging and profiling 📃 Skills: C, C++, DPDK, TCP/IP, UDP, Linux, DPDK, gRPC, NIC, PCIe, CI/CD 🏢 Description: Job Type: Full-time/Contract Work Model: Remote Key Responsibilities: Develop and optimize DPDK-based components for high-performance packet processing Tune DPDK configurations for low latency and maximum throughput Debug and profile network packet flows at line rate Ensure seamless integration with DPI libraries and network stacks Implement scalability and error recovery strategies Develop and maintain comprehensive performance tests Requirements: 5+ years of experience in C/C++ programming Strong expertise in DPDK (Data Plane Development Kit) Deep understanding of network protocols (TCP/IP, UDP) Experience with packet processing and network programming Knowledge of Linux internals and kernel bypass techniques Experience with high-speed networking (10G/40G/100G) Skills in low-level debugging and profiling Nice to Have: Experience with gRPC Understanding of NICs and PCIe Hardware offloading techniques CI/CD pipeline knowledge Automated performance testing experience

🏢 Summary: Fully remote DevOps role focused on streamlining development and operations through automation, CI/CD pipelines, and infrastructure as code. The position involves improving system reliability, managing containerized environments, and optimizing application and infrastructure performance. You will collaborate with development teams to implement DevOps best practices and scalable deployment solutions. 🗂️ Requirements: Experience with continuous integration and continuous delivery, Strong knowledge of containerization technologies, Experience with Infrastructure as Code (IaC), Experience with automation of processes, Experience with GitHub and GitHub Actions, Ability to monitor and troubleshoot infrastructure and applications 📃 Skills: CI/CD, Docker, Kubernetes, IaC, Automation, GitHub, GitHubActions, Grafana, Dynatrace 🏢 Description: Location: fully remote Tasks: Collaborate with cross-functional teams to streamline development and operations processes. Implement and manage continuous integration and delivery pipelines for efficient software delivery. Enhance system reliability through automation of repetitive tasks and proactive identification of potential issues. Work closely with development teams to integrate DevOps best practices into the software development lifecycle. Monitor, troubleshoot, and optimize infrastructure and application performance. Implement and manage containerization and orchestration tools for scalable and efficient deployment. Collaborate on the design and implementation of infrastructure as code (IaC) solutions. Skills: Knowledge of continuous delivery and deployment. Strong background in containerization technologies. Experience with infrastructure as code (IaC) and automation. Ability to collaborate effectively in cross-functional teams. Experience in GitHub and GitHub Actions. Ideally Grafana, Dynatrace.

🏢 Summary: Engineering role focused on developing and optimizing high-performance networking software, Linux drivers, and data path components for next-generation DPU systems. The position involves C/C++ development on Linux, packet processing optimization, and close collaboration with hardware teams on system bring-up and feature enablement. Open to experienced engineers working on low-level, high-throughput embedded networking solutions. 🗂️ Requirements: Minimum 5 years of commercial experience in similar role, Strong C and C++ development on Linux, Experience with networking systems (NICs, packet processing, data plane, I/O stacks), Understanding of Ethernet, IP, TCP, UDP protocols, Knowledge of Linux kernel internals and driver APIs, Experience with debugging tools, Git, and CI/CD workflows, Residing in Poland 📃 Skills: C, C++, Linux, Kernel, Drivers, Networking, NIC, Ethernet, IP, TCP, UDP, Git, CICD, DPDK, PCIe, DMA, RDMA 🏢 Description: As part of the DPU software group, you will develop and optimize networking software, drivers, and data path components for high-performance data processing. We have multiple openings for both junior and senior engineers, depending on experience level. You will work on cutting-edge Linux-based C/C++ systems, contributing to device driver development, packet processing frameworks, and system bring-up for next-generation DPU products. By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries including automotive, IoT, telecommunications and medical. Your tasks Develop and maintain DPU drivers and networking software stacks Integrate and optimize fast-path packet processing components Debug and profile data path performance issues Collaborate with hardware and firmware teams on feature enablement and bring-up Participate in design reviews, code reviews, and continuous integration efforts Requirements Minimum 5 years of commercial experience in a similar position Hands-on C/C++ development experience on Linux Experience in networking systems: NICs, packet processing, data plane, or I/O stacks Understanding of Ethernet/IP/TCP/UDP networking protocols Familiarity with Linux kernel internals and driver APIs Experience with debugging tools, git, and CI/CD workflows Good knowledge of spoken and written English (everyday communication) Strong analytical mindset, ownership, and collaborative attitude Residing in Poland required Nice to have Experience in device driver design, debugging, and testing (kernel or user space) Previous work with DPDK fast-path applications and optimization Hands-on SW/HW integration (PCIe, DMA, interrupts, counters, telemetry) Knowledge of congestion/flow control and high-rate packet processing Understanding of RDMA (verbs, QPs, completion model, transport semantics) Experience with unit/integration testing and performance observability tools What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Development role focused on embedded systems, client/server platforms, and native or web GUI applications for Windows and Linux environments. The position involves building and maintaining software using multiple programming languages and integrating with network, hardware, and cloud technologies. It requires working across the full software development lifecycle. 🗂️ Requirements: Higher education in Computer Engineering or related field, Experience in software development with C, Experience in software development with C++, Experience in software development with .NET/C#, Experience in software development with Java, Understanding of software development life cycle, Experience with MS Visual Studio, Experience with Eclipse IDE, Proficiency in Portuguese, Proficiency in English 📃 Skills: C, C++, C#, .NET, Java, VisualStudio, Eclipse, TCP/IP, VoIP, USB, I2C, SPI, UML, Cryptography, PKI, WebServices 🏢 Description: YOUR ROLE Software development for embedded systems; Shared services and client/server platforms; Native and Web GUI applications in Windows, Linux. OUR REQUIREMENTS FOR THIS JOB: Higher education in Computer Engineering or related areas; Solid knowledge and experience in software development with C, C++, .NET/C# and Java; Good understanding of software development life cycle and methodologies; Experience in using MS Visual Studio and Eclipse IDEs; Good expression skills in Portuguese and English, spoken and written. IT WOULD BE A PLUS IF YOU HAVE: Cyber-physical systems, real-time OS and hardware protocols (e.g. USB, I2C, SPI); TCP/IP networks and VoIP protocols; Cloud integration protocols; Web services; Cryptography / PKI; Web application development; System modelling and design with UML.

🏢 Summary: The offer is for a Test Automation Engineer role focused on ensuring data quality and improving automation processes within a complex enterprise environment. The position involves building and maintaining Python and Robot Framework-based test automation frameworks and integrating them with CI/CD pipelines. It requires strong system-level analysis skills and active contribution to software quality improvements. 🗂️ Requirements: Minimum 5 years of commercial experience with Python, Minimum 3 years of experience with Robot Framework, Experience building and maintaining test automation frameworks, Strong knowledge of CI/CD and Jenkins, Practical experience with databases, Strong Linux skills, Bash scripting skills, Experience with Git and collaborative repositories, Experience with test management tools, Experience working in Agile environments, Very good English communication skills 📃 Skills: Python, RobotFramework, CI/CD, Jenkins, SQL, Linux, Bash, Git, qTest, Zephyr, Docker, Kafka, IBMMQ 🏢 Description: About the project You will join a team responsible for the Data Quality and Platform Engineering area within a large international technology environment. The project focuses on ensuring data quality and automating testing processes in a complex systems architecture. We are looking for a candidate with strong development skills and hands-on experience in building and maintaining test automation frameworks based on Python and Robot Framework. This role is ideal for someone who understands CI/CD processes, can analyze system-level issues, and actively contributes to improving software quality. Responsibilities Designing, developing, and maintaining test automation frameworks Creating automation scripts using Python and Robot Framework Developing custom keywords and dedicated test libraries Integrating automated tests with CI/CD pipelines Analyzing requirements and preparing test scenarios Preparing test data and validating test results Analyzing logs and debugging issues at the system level Reporting defects and analyzing test execution results Collaborating with developers, analysts, and product teams Improving QA and automation processes Requirements Must have Minimum 5 years of commercial development experience with Python Minimum 3 years of experience with Robot Framework Experience building and maintaining test automation frameworks Strong knowledge of CI/CD and Jenkins Practical experience working with databases Strong Linux and bash scripting skills Experience with Git and collaborative code repositories Experience with test management tools (e.g. qTest, Zephyr) Experience working in Agile environments Very good English communication skills Nice to have Docker Kafka / IBM MQ Understanding of DevOps practices We are looking for someone who: Has strong analytical and problem-solving skills Is confident challenging inefficient solutions and proposing improvements Works effectively in a collaborative environment Has experience working in complex enterprise systems Can quickly onboard into an existing project What we offer Long-term cooperation on a stable project Opportunity to work with a modern technology stack Real impact on quality processes and data reliability Collaboration with experienced international teams An environment focused on development and automation

🏢 Summary: Senior C++ backend role focused on designing and optimizing multithreaded, production-grade features in a Linux environment. The position involves driving technical direction, improving engineering processes, and delivering complex end-to-end solutions. 🗂️ Requirements: 7+ years of professional C++ experience, Expertise in modern C++, Strong multithreading knowledge, Strong memory management skills, Experience with performance optimization, Strong Linux development experience, Experience delivering complex production-grade features end-to-end, Technical degree in Computer Science, Engineering, or related field 📃 Skills: C++, Linux, Multithreading, Memory, Optimization 🏢 Description: Responsibilities: Design, implement, and optimize multithreaded, production-grade backend features. Set technical direction and enforce coding standards. Mentor team members and guide technical growth. Introduce process improvements and adopt new technologies. Requirements: 7+ years C++ experience (modern C++ preferred). Expert in multithreading, memory management, and performance optimization. Proven experience leading technical initiatives and mentoring. Strong Linux development skills. Experience delivering complex end-to-end production features. Technical degree in CS, Engineering, or related field.

🏢 Summary: Software Engineer responsible for end-to-end development of a core network orchestration and service management platform. The role covers feature ownership, architecture design, secure coding, testing, release management, and complex issue resolution. It focuses on building and maintaining high-quality, reliable systems in a Linux-based environment. 🗂️ Requirements: 3–5 years of commercial experience in software engineering, Strong hands-on proficiency in C, Scripting skills in Python, Perl, or TCL, Practical experience with Linux environments, University degree in Engineering, Computer Science, or related technical field 📃 Skills: C, Python, Perl, TCL, Linux, Git, Gerrit, Docker, Java, Ethernet, Routing, Switching, Broadband, UnitTesting 🏢 Description: About the Role: You will play a pivotal role in driving the software development lifecycle for our core network orchestration and service management platform. Your daily responsibilities will include: Taking ownership of feature development, from analyzing requirements and estimating efforts to final delivery. Designing robust architectures and implementing high-quality code. Conducting thorough security impact assessments to ensure system integrity. Executing tests, maintaining comprehensive documentation, and managing software releases. Performing root-cause analysis, debugging complex technical issues, and resolving trouble reports. Ensuring the long-term health and maintainability of the product. Core Requirements: 3 to 5 years of commercial experience in a comparable software engineering capacity. Strong, hands-on proficiency in C programming . Solid scripting skills using Python, Perl, or TCL . Practical experience operating and developing within Linux environments. A University Degree in Engineering, Computer Science, or a related technical discipline. Highly Valued (Bonus Skills): Background in the telecommunications or data communications sector, with a specific focus on service activation, network management, and provisioning platforms. Deep understanding of broadband technologies, network topologies, Ethernet, and Routing/Switching protocols. Familiarity with version control and containerization tools (such as Git, Gerrit, or Docker). A strong habit of writing unit tests to ensure code reliability. Additional Advantages: Previous background in complex Systems Integration. Coding experience in Java. Proven ability to thrive within Agile frameworks. Experience collaborating smoothly with geographically distributed teams.

🏢 Summary: Senior Distributed Infrastructure C++ Engineer role focused on building and optimizing high-performance distributed systems in a Linux environment. The position involves working with Kubernetes, Apache Kafka, and filesystem technologies to improve scalability, reliability, and low-level system performance in a fully remote IT environment. 🗂️ Requirements: 8+ years of C++ programming experience, Strong Linux systems programming knowledge, Experience with Kubernetes, Experience with Apache Kafka, Thorough understanding of distributed systems 📃 Skills: C++, Linux, Kubernetes, Kafka, DASE, NVMe, Networking, Multithreading, Databases 🏢 Description: PROJECT INFORMATION: Industries: IT Work model: 100% remote Remuneration: Summary: The Senior Distributed Infrastructure C++ Engineer is responsible for developing and maintaining robust distributed systems, focusing on performance optimization and system reliability within a Linux environment. Main Responsibilities: Design and implement distributed system components using C++. Optimize Linux systems programming related to kernel-level operations. Work with Kubernetes and Apache Kafka to enhance system performance. Integrate and maintain DASE architecture standards. Manage filesystems and ensure efficient data storage mechanisms. Collaborate with teams to improve understanding of distributed systems. Key Requirements: 8+ years of experience in C++ programming. Strong knowledge of Linux systems programming . Experience with Kubernetes . Experience with Apache Kafka . Thorough understanding of Distributed Systems . Nice to Have: Experience with NVMe storage solutions . Knowledge of high-performance networking . Familiarity with multithreaded systems operating at a large scale. Experience in performance optimization techniques . Understanding of database engines . Knowledge of low-latency data paths and replication architectures .

🏢 Summary: The offer is for a C++ developer to work on advanced cybersecurity solutions within a legacy Windows-based application, focusing on optimization and system improvement. The role involves enhancing a key system component, ensuring performance, and contributing to future adaptation and operationalization of solutions. You will work in a Scrum team on innovative security projects with modern technologies. 🗂️ Requirements: Bachelor’s Degree in Computer Science, Programming, Engineering or related field, Strong C++ expertise, Experience with Windows application development, Experience with performance optimization, Experience with troubleshooting, Experience with databases, Strong knowledge of OOP, Knowledge of design patterns, Experience with testing practices, Experience with Git, Experience with DevOps tools, English proficiency (B2 minimum) 📃 Skills: C++, Windows, Cybersecurity, OOP, DesignPatterns, Testing, Git, DevOps, Databases, Performance, Troubleshooting, Scrum 🏢 Description: We are looking for experienced developers who want to grow their skills while working on projects in the Cybersecurity industry, involving legacy code. You will join a team responsible for optimizing and improving an application that is a key component of the system. Responsibilities: Building advanced cyber security solutions for applications and systems Development of advanced cybersecurity solutions for applications and systems In the future: adaptation and operationalization of solutions Supporting junior team members Participation in internal initiatives and projects Working within a Scrum team Our Requirements: Bachelor’s Degree (completed or in progress) in Computer Science, Programming, Engineering, or a related field 1+ year of hands-on development experience in C++ and/or C Windows application development experience Experience with performance optimization and troubleshooting Database experience Solid OOP knowledge, design patterns, and testing practices Experience with Git, DevOps, and related tools English proficiency (min. B2) Flexibility to work outside business hours (SLA-based) What can we offer: Flexible working hours An interesting, challenging job in the dynamically developing Capital Group company Possibility of remote work Work on innovative projects using modern technologies Direct impact on shaping the image of the Capital Group’s companies on the market Possibility to develop competences in a wide range Attractive salary Stability of employment and a friendly work atmosphere Cool benefits, among others Legimi platform, Multisport card, Company Social Fund, Mentor and Psychologist support, Group Insurance, technical trainings and conferences, languages courses, integration meetings, internal company competitions and much more…

🏢 Summary: Senior systems programming role focused on building and optimizing distributed systems using C++ and Linux, with technologies such as Kubernetes and Apache Kafka. The position involves large-scale, high-performance infrastructure work with opportunities to work on storage, networking, and low-latency architectures. 🗂️ Requirements: 8+ years of C++ systems programming experience, Linux systems programming, Kernel knowledge, Experience with Kubernetes, Experience with Apache Kafka, Understanding of distributed systems 📃 Skills: C++, Linux, Kernel, Kubernetes, Kafka, Filesystems, DistributedSystems, NvME, Networking, Multithreading, Performance, Databases, Replication, Consistency 🏢 Description: Required expertise: 8+ years C++ Linux systems programming, Kernel knowledge experience with Kubernetes and Apache Kafka Filesystems Thorough understanding of Distributed Systems Nice to have: NvME Storage High-performance networking Multithreaded systems operating at large scale Performance optimization Database engines Low-latency data paths Replication and consistency architectures What can we offer: Flexible form of employment An interesting, challenging job in the dynamically developing Capital Group company Direct impact on shaping the image of the Capital Group’s companies on the market Possibility to develop competences in a wide range Attractive salary Friendly work atmosphere and stability of employment Benefits, among others integration meetings, internal company competitions, language classes and much more.