Mid-Level Data Engineer

Join NordLayer and become a key player in shaping scalable cybersecurity solutions.We offer a toggle-ready platform designed to empower modern teams and eliminate security concerns. With the trust of over 11,000 global organizations, NordLayer seamlessly integrates into any tech ecosystem, safeguarding users across international borders.Your role? Play a critical part in ensuring businesses remain secure and poised for growth with advanced network security.

Join Our Team at NordLayer!At NordLayer, we are on a mission to deliver scalable cybersecurity solutions tailored for modern businesses.Our innovative platform empowers teams to operate efficiently without the burden of security concerns. Trusted by over 11,000 global companies, NordLayer seamlessly integrates with any technology stack to safeguard users across borders.Your Role: As a DevOps Engineer, you will play a crucial role in enhancing and automating our infrastructure and CI/CD processes. Collaborating with Senior Engineers and cross-functional teams, you will implement best practices in DevOps, support robust and scalable cloud solutions, and ensure smooth software delivery. This is a fantastic opportunity for professional growth in a dynamic environment while contributing to our infrastructure automation initiatives.Key Responsibilities:Implement and maintain Infrastructure as Code (IaC) using Terraform.Develop, manage, and optimize Terraform modules.Oversee and enhance AWS Cloud infrastructure, ensuring performance, scalability, and availability.Assist in establishing and maintaining monitoring and logging systems (e.g., ELK, Grafana, Thruk).Provide technical support for infrastructure, CI/CD pipelines, and deployment processes.Troubleshoot and resolve infrastructure-related issues to ensure seamless operations.Document and uphold DevOps workflows, processes, and system configurations.

Join Box Inc. as a Mid-Level Java Engineer and take part in building innovative solutions that streamline processes and enhance user experiences. You will collaborate with a team of talented developers, contributing to the design, development, and maintenance of high-quality software applications.We value creativity, teamwork, and a passion for technology. If you are eager to tackle challenging problems and develop your skills in a supportive environment, we would love to hear from you!

Join the forefront of digital privacy with the world’s leading VPN!Are you a passionate problem-solver who thrives on innovation? Become a vital member of the team that developed Threat Protection Pro, the NordLynx protocol, and the fastest VPN globally—empowering users with enhanced privacy, security, and control over their online presence.Your contribution? Enable millions of users to regain control of their online security, privacy, and data.The Low-Level Server Side Team is at the helm of delivering VPN server software that serves millions of users worldwide.

The project involves enhancing the architecture of a system that supports clients in branches and partner locations.RESPONSIBILITIES:Participate in architectural changes to the system.Implement new functionalities using Angular 19 and Java 21.Refactor existing code for improved performance.Create integrations with REST services.Optimize performance and implement security solutions.Assist in designing and documenting technical specifications.

Join Saily, where we are transforming the travel experience by eliminating the hassle of staying connected while on the go. Our service offers lightning-fast, secure mobile data across 200+ destinations, without the burden of roaming fees or plastic SIM cards. With millions of satisfied customers and countless travelers engaging with our service, we are on a mission to redefine connectivity.At Saily, we cultivate an AI-native Product Engineering culture, which empowers our engineers to take full ownership of product development from conception to deployment. Our AI Agents handle repetitive tasks and assist engineers in maximizing their productivity. We believe in the collective effort to enhance our service by continuously identifying areas for improvement and implementing innovative solutions.We prioritize curiosity, learning, and collaboration while keeping our customers' comfort and connectivity as our core focus. At Saily, we value growth over comfort, contribution over hierarchy, and impact over process, providing our talented team with the autonomy and context necessary to excel.

Join Talan as a Mid-Level Business Analyst, where you will play a crucial role in bridging the gap between business needs and technology solutions. We are looking for a detail-oriented professional who can analyze business processes, identify areas for improvement, and collaborate with stakeholders to implement effective strategies.

Join NordLayer in revolutionizing cybersecurity for businesses of all sizes.We are creating a switch-ready platform that empowers contemporary teams to excel—free from security concerns. Trusted by over 11,000 companies worldwide, NordLayer integrates seamlessly into any tech stack, offering robust protection for users no matter where they are.Your Role: Be instrumental in ensuring businesses remain secure while advancing their network security for the future.Main Responsibilities:Oversee the design, development, deployment, and operational management of the solutions and features developed by your squad;Empower your team for success by establishing clear objectives, providing direction, and proactively removing obstacles;Lead and mentor an engineering squad of 8 to 10 specialists, guiding their growth through performance evaluations, personal development plans, and coaching;Facilitate sprint planning and monitor squad velocity to ensure product milestones are achieved;Implement agile development methodologies in project execution;Collaborate with cross-functional squads to foster innovation;Engage with stakeholders and fellow engineers to discuss business solutions, propose alternatives, and validate existing strategies;Participate in talent acquisition to ensure a comprehensive employee lifecycle from hiring to offboarding.Core Requirements:Minimum of 2 years of experience in leading engineering teams;A solid background in infrastructure development, with either current experience or a keen interest in networking domains. While coding is not a primary task, a fundamental understanding of system logic is essential;Proficiency in agile development methodologies and project management.

Role overview Box Inc. seeks a Mid-Level Python Developer based in Warsaw, Poland. The role focuses on building web applications that are both efficient and scalable. Work alongside a team of experienced developers, contributing directly through hands-on coding and participating in peer code reviews. Writing clean, maintainable Python code is central to this position. What you will do Develop and maintain web applications using Python Write code that remains clear, organized, and easy to support Participate in code reviews to help maintain quality standards Collaborate with teammates to address technical challenges Requirements Enjoys working through complex problems Proactive and willing to learn Comfortable contributing in a collaborative environment

Role overview Talan is seeking a Mid-Level Backend Spark Developer to join the team in Warsaw. This role centers on building and maintaining backend systems, with Apache Spark as a primary tool. The work directly supports ongoing projects and plays a key part in meeting team objectives. What you will do Develop backend solutions that use Spark as a central technology Collaborate with colleagues from various disciplines to deliver dependable software Support project progress by helping meet milestones and upholding technical standards Location This position is based in Warsaw.

Join NordPass, where we revolutionize password security.At NordPass, we believe that securing logins should be both safe and straightforward. Become a part of the dynamic team behind NordPass—a trusted password manager for over 7 million users and more than 10,000 global businesses, dedicated to safeguarding credentials, payment cards, and sensitive information.Your Contribution: Play a pivotal role in helping millions protect their digital lives by developing innovative and secure login solutions.

Join our innovative team at nordsec as a DevOps Engineer. In this exciting role, you will collaborate with cross-functional teams to streamline our software development and deployment processes. Your expertise will ensure the reliability and efficiency of our systems while enabling our team to deliver top-notch software solutions.If you have a passion for automation, cloud services, and continuous integration/continuous deployment (CI/CD) practices, we want to hear from you. Bring your skills in infrastructure management and help us scale our operations!

Role Overview netcompany1 is hiring a Junior Operations Engineer to support both Linux and Windows systems in Warsaw. This entry-level position suits those ready to begin a career in IT operations. What You Will Do Assist with managing and maintaining Linux and Windows environments Work alongside senior engineers to troubleshoot technical issues Help implement solutions that improve system performance and reliability Contribute to ongoing projects within the operations team Who We’re Looking For Entry-level candidates interested in IT operations Willingness to learn and collaborate with experienced engineers Interest in both Linux and Windows platforms

Fraud Warning: Beware of potential scams posing as legitimate job opportunities. To ensure your application is considered, please apply only through the official Sensor Tower website or directly through our authorized profiles on platforms like LinkedIn, Indeed, BuiltIn, or Hackajob. Sensor Tower will never request payment, credit card, or bank account information during the application process. All official communications will originate from email addresses ending in sensortower.com. Interviews will be conducted via phone or Zoom, and no conversations will shift to external email or text platforms. If you encounter any issues, please reach out to us. Remember to attach your resume when applying.Recruitment Agencies: Sensor Tower does not accept unsolicited resumes from third-party agencies. Please refrain from sending resumes to our job alias, employees, or any other location. Sensor Tower will not cover fees related to unsolicited resumes and will not compensate agencies without a signed agreement.About This Role:Are you excited by the dynamic environment of a startup?Do you have a passion for developing high-impact, rapidly deployed products?Are you committed to mentoring emerging engineers and championing technical excellence?Join us in revolutionizing how insights are derived in digital marketing!Apply today!Role Summary:As a Mid / Senior Frontend Engineer at Sensor Tower, you will play a crucial role in developing top-notch products and features that enhance our user experience. Our flat organizational structure allows for your input to significantly influence product design and development.

Join our dynamic team at Jobs for Humanity as a Mid-Level Full-Stack Developer. In this role, you will play a pivotal role in developing and maintaining web applications that make a difference for job seekers around the world. You will work on both front-end and back-end development, collaborating with cross-functional teams to deliver high-quality software solutions.

Join our dynamic team at nordsec as an Employer Brand Manager! In this exciting role, you'll be responsible for shaping our employer brand strategy, enhancing our company’s visibility in the job market, and attracting top talent. You will collaborate with various departments to promote our unique company culture and values, ensuring that our brand resonates with potential candidates.

Join Veeam Software as a Junior/Middle QA Engineer and be part of a dynamic team dedicated to ensuring the highest quality of our innovative software solutions. In this role, you will collaborate with developers and product teams to identify and resolve issues, contributing to the continuous improvement of our products.

Oxylabs, headquartered in Warsaw, develops proxy and web data scraping solutions for a diverse client base, including Fortune 500 companies. The company’s team of over 500 professionals tackles large-scale technical challenges together. Role overview This remote mid-level PHP developer position centers on managing and enhancing the infrastructure behind Oxylabs’ data platforms. The systems you will help support are built to handle vast amounts of data and high-volume traffic. Key infrastructure details Ceph storage exceeding 6 petabytes Monthly data traffic of more than 60 petabytes Over 300,000 service requests each second Streaming upwards of 500,000 Kafka messages per second What you will do The work focuses on solving complex technical problems and strengthening the core systems that power Oxylabs’ data-driven products. Expect to contribute directly to the reliability and scalability of this infrastructure.

Join our dynamic team at yit1 as a Junior Transaction Manager, where you will play a crucial role in supporting transaction operations and contributing to strategic decision-making. This entry-level position offers a unique opportunity to develop your skills in transaction management while working alongside experienced professionals in a collaborative environment.