Summer 2026 Software Engineering Internship at ActiveCampaign | Krakow

Kaseya® stands as the premier provider of comprehensive IT infrastructure and security management solutions tailored for Managed Service Providers (MSPs) and internal IT teams globally, driven by cutting-edge AI technology. Our exceptional suite of tools empowers organizations to effectively manage and secure their IT environments, fostering long-term business success. Over the past several years, Kaseya has consistently demonstrated strong double-digit growth and is supported by Insight Venture Partners www.insightpartners.com, a leading global private equity firm focused on high-growth technology and software businesses that catalyze transformative change across various industries.Since our inception in 2000, Kaseya has expanded its reach to serve customers in over 20 countries across diverse sectors, managing upwards of 15 million endpoints worldwide. To discover more about our innovative solutions and company culture, visit www.Kaseya.com.Kaseya is not your average workplace. We pride ourselves on our transparency and clear expectations. The countless individuals who thrive here are those who are committed to going the extra mile for our clients.Job Type: Full-Time Experience Level: Senior (7+ years)We are on the lookout for an accomplished Senior Python Developer who specializes in designing and architecting expansive systems. In this pivotal role, you will spearhead the development of robust, high-performance software platforms from the ground up. You will define the system architecture, guide critical technical decisions, and ensure our solutions are reliable, maintainable, and scalable for future growth. While experience with AI and automation is advantageous, your primary expertise will lie in scalable architecture, distributed systems, and engineering leadership. You will collaborate across various teams to deliver systems that underpin vital business functions and drive innovation.

Join Kaseya, a leading provider of IT management software, as a Software Engineer II specializing in Golang. In this dynamic role, you'll collaborate with a talented team to develop innovative software solutions that empower IT professionals globally. Your expertise in Golang will be crucial in enhancing our applications and ensuring the highest standards of quality and performance.

Kaseya delivers IT infrastructure and security management solutions to Managed Service Providers and internal IT teams around the world. Founded in 2000, the company operates in more than 20 countries and manages over 15 million endpoints across various industries. Backed by Insight Venture Partners, Kaseya continues to expand its global reach. More information is available at www.Kaseya.com. Role overview The networking products team in Krakow seeks a QA Automation Engineer (Python) who will focus on both automated and manual testing. The position centers on building and maintaining scalable test automation frameworks and collaborating with engineering teams to validate new features and improve product quality. What you will do Design, develop, and maintain automated test frameworks with Python, Pytest, and Playwright. Create reliable, reusable test scripts for web and API testing. Work closely with developers to validate new features and enhance functionality. Participate in design and requirements reviews to support testability and quality standards. Perform manual testing as needed for comprehensive QA coverage. Identify, document, and track defects through resolution. Develop and maintain test plans, test cases, and related documentation. Continuously improve testing processes, tools, and strategies. Ensure all QA activities align with company and industry best practices and compliance standards.

Join our dynamic team at Kaseya as a DevOps Engineer specializing in AWS. In this role, you will be responsible for building, maintaining, and optimizing our cloud infrastructure, ensuring seamless deployment and continuous integration of our products. Collaborate with cross-functional teams to implement automation and monitoring solutions that enhance our operational efficiency.

Are you passionate about creating powerful systems that enhance financial independence? Join DolarApp, a visionary startup dedicated to transforming access to dollar-based financial services throughout Latin America. As a Senior Python Engineer, you will architect, develop, and sustain scalable, secure, and high-performing backend systems that fuel our groundbreaking products. Collaborate with a skilled team to devise solutions that promote financial inclusion and revolutionize how individuals manage their finances. If you're eager to tackle intricate challenges and contribute significantly to a rapidly expanding company, we want to hear from you!What You'll Be DoingYou will be instrumental in developing the foundational infrastructure that supports our operations, including customer support bots and fincrime AI agents that will transform fintech operations.You will adopt a pragmatic approach to crafting our business logic, prioritizing clean code and maintainability, with a focus on rapid development through Test-Driven Development (TDD), Domain-Driven Design (DDD), and continuous integration and delivery.

Are you passionate about software development and looking to take your career to the next level? Kaseya is seeking a talented Software Engineer II with expertise in Node.js to join our dynamic team in Krakow, Poland. In this role, you will contribute to the design and implementation of innovative software solutions that enhance our products and services.As a key member of our engineering team, you will work closely with cross-functional teams to deliver high-quality software that meets the needs of our diverse client base. This is a fantastic opportunity for a motivated individual who thrives in a fast-paced environment and is eager to learn and grow.

About Kaseya Kaseya provides IT infrastructure and security management solutions for Managed Service Providers (MSPs) and internal IT teams worldwide. Our products help organizations manage and secure IT operations efficiently. Backed by Insight Venture Partners (www.insightpartners.com), Kaseya has grown steadily, serving clients in over 20 countries and managing more than 15 million endpoints. Learn more about our solutions at www.Kaseya.com. Role Overview The Software Engineer I will join the R&D team in Krakow, Poland, focusing on Kaseya's Backup product. This entry-level position centers on backend development and cloud-based systems. What You Will Do Work with experienced engineers to develop, test, and maintain backup services Gain hands-on experience with cloud platforms, containers, and CI/CD pipelines Participate in code reviews and receive mentorship Contribute to systems with high standards for reliability, performance, and scalability Team and Culture Kaseya values transparency and clear expectations. The team is committed to exceeding customer needs and supporting each other's growth.

Who We AreAt Pave, we are revolutionizing compensation management by creating the industry’s most advanced platform. Our solution integrates the largest real-time compensation dataset with cutting-edge AI and machine learning capabilities. Trusted by over 8,500 companies, we empower organizations to make informed compensation decisions with confidence.Renowned companies such as OpenAI, McDonald’s, Instacart, Atlassian, Synopsys, Stripe, Databricks, and Waymo leverage Pave to turn compensation strategies into competitive advantages. Our platform manages over $190 billion in total compensation expenditures, and 70% of the Forbes AI 50 utilize Pave for compensation benchmarking.We are at the forefront of transforming compensation into a real-time and predictive process. With $160 million in funding from leading investors like Andreessen Horowitz, Index Ventures, Y Combinator, Bessemer Venture Partners, and Craft Ventures, we are poised for significant growth.The Communicate Team @ PaveOur Communicate team develops products that enable clear, transparent, and trustworthy communication of compensation to employees and candidates. As a member of this team, you will take ownership of essential experiences used daily by thousands to understand pay and rewards. This is a unique opportunity to join as a founding engineer on a high-impact product team, influencing not only what is built but also how our team operates, shaping our roadmap, and establishing the engineering culture from the ground up. In your role as a Senior Software Engineer, you will contribute to creating elegant, enterprise-grade product experiences for some of the world’s leading companies. The immediate focus is on enhancing enterprise capabilities and developing AI-driven compensation intelligence features that aid organizations in making informed pay decisions and provide employees with a clearer understanding of their compensation.

At Qualtrics, we empower the world's leading brands to deliver outstanding frontline experiences, cultivate high-performing teams, and design products that resonate with users. More than just a platform, we are the pioneers and custodians of the Experience Management category, proudly serving over 18,000 clients globally. Building a category requires tenacity, creativity, and a willingness to challenge the status quo—but above all, it demands cohesive, high-functioning teams dedicated to our customers' success.Joining one of our teams means becoming part of a dynamic group that is encouraged to set ambitious goals and move swiftly to realize them. We embrace strategic risks and tackle complex challenges collaboratively, ensuring the best solutions emerge through discussion and iteration. Growth opportunities abound—whether you're ready or not, they'll find you. From retail to government to healthcare, we are on a mission to reintroduce humanity, connection, and empathy to the business world. Join over 6,000 individuals worldwide who believe this is work worth pursuing.Senior Software EngineerWhy We Have This RoleOur team consists of passionate engineers at the forefront of cloud computing and web scalability. We manage and analyze vast amounts of data while developing solutions utilized by millions daily. Our innovation simplifies complex research processes. Our teams have the autonomy to select the best technologies for each challenge, allowing for significant impact across our entire product stack—from web and mobile UI to data visualization, analysis, microservices APIs, and data storage and processing. How You’ll Find SuccessAs a Software Engineer at Qualtrics, you will thrive on constructing straightforward solutions to intricate scalability challenges. Designing systems within an agile framework to endure rapid growth and taking ownership of quality throughout the process is both a rewarding challenge and a key reason why Qualtrics is such an exciting place to work. How You’ll Grow Qualtrics offers a fast-paced, dynamic environment where you can expand your experience through impactful projects, cutting-edge tools and technologies, and collaborating with like-minded technical professionals.

Join nordsec as a Senior Full-Stack Software Engineer and play a pivotal role in developing innovative software solutions. In this position, you will collaborate closely with cross-functional teams to design, build, and maintain robust applications that meet our clients' needs. If you're passionate about technology and eager to contribute to exciting projects, we want to hear from you!

Who We AreAt Pave, we are revolutionizing compensation management with the industry's foremost platform. By merging the largest real-time compensation dataset with advanced AI and machine learning capabilities, we empower over 8,500 organizations to make informed compensation decisions with unparalleled confidence.Prestigious companies such as OpenAI, McDonald’s, Instacart, Atlassian, Synopsys, Stripe, Databricks, and Waymo rely on Pave to transform their pay strategies into competitive advantages. Our workflows manage a staggering $190 billion in total compensation spend, with 70% of the Forbes AI 50 utilizing Pave for compensation benchmarking.The future of compensation is real-time and predictive, and we are leading the charge. With $160 million in funding from prominent investors like Andreessen Horowitz, Index Ventures, Y Combinator, Bessemer Venture Partners, and Craft Ventures, we are committed to making compensation more accessible and effective.The Data Platform Team @ PaveThe Data Platform team is the backbone of Pave's operations, managing the data infrastructure that connects our platform to HRIS, EMS, ATS, and partner systems. This high-impact role is essential for ensuring that Pave delivers maximum value to our clients. As a founding engineer on this team, you will not only execute on a defined roadmap but also influence the platform's evolution, priorities, and engineering culture from the ground up. In your role as a Senior Software Engineer, you will design and develop the connectors, pipelines, and platform capabilities that enable Pave to efficiently serve enterprise customers at scale, significantly impacting the architecture and reliability of our systems.

Tripadvisor helps travelers find experiences, advice, and options for any journey. Through brands like Tripadvisor, Viator, and TheFork, the company supports millions in discovering places to stay, activities to try, and restaurants to visit. Its platforms connect a global audience with travel content, recommendations, and marketplaces for experiences, lodging, and dining. Role overview The Senior Engineering Manager will join the Tripadvisor Experiences team, known as Viator. Viator provides access to over 400,000 experiences worldwide, from guided city tours to outdoor excursions. The team focuses on making it easy and reliable for travelers to plan and book memorable activities. Location and contract This is a hybrid role based in Krakow. The position is offered as a permanent employment contract. B2B contracts are not available for this role.

Saily is changing how travelers access mobile data, removing the need for roaming fees and physical SIM cards. The platform delivers fast, secure connectivity in more than 200 destinations, serving millions of customers and supporting hundreds of thousands of travelers worldwide. The Senior iOS Engineer role at Saily in Krakow centers on building solutions that directly address customer needs, from initial concept through to production. The team works within an AI-native Product Engineering environment, where engineers have access to AI agents that automate routine tasks. This approach frees up time for deeper, more meaningful work and encourages everyone to suggest and implement improvements. How the team works Engineers handle the full cycle of product development, solving real customer problems. AI tools automate repetitive work, letting engineers focus on high-impact tasks. Continuous improvement is expected and supported, team members regularly propose and drive changes. Curiosity and sharing knowledge are valued parts of the culture. The main goal is to create a smooth, reliable experience for travelers using Saily. Culture and values Saily puts growth, contribution, and impact first. The company values autonomy and provides context and AI-powered tools so engineers can do their best work, rather than focusing on hierarchy or rigid processes.

What We’re SeekingWe are in search of a Senior Android Engineer who is enthusiastic about crafting stunning, dependable, and high-performance applications that provide exceptional user experiences. As a hands-on engineer, you will contribute top-notch code and elevate the engineering standards within our team.Join our Core Product Team, where you will help enhance and expand the ARQ experience—from our premier Android application to new product launches such as Premium, Credit, and various other financial solutions on our roadmap.Key ResponsibilitiesDesign and develop outstanding Android applications that users adore and trust.Write clean, maintainable, and high-performance Kotlin code utilizing contemporary Android tools and frameworks.Work closely with Product, Design, and Backend teams to implement features from inception to completion.Influence the architecture and development of the Android app as it continues to grow.Take ownership of features from conception through to launch, ensuring quality, refinement, and performance.Assist in enhancing code quality, testing, and development best practices within the team.Required QualificationsOver 5 years of experience developing Android applications for large user bases.Deep understanding of Kotlin and the Android ecosystem (Jetpack, Coroutines, Compose, etc.).Proficient in architecture patterns (MVVM, MVI, Clean Architecture) and testing frameworks.A strong sense of ownership and meticulous attention to detail in creating user-facing products.A passion for superior UX and product quality.Experience in fast-paced environments, preferably in fintech or consumer tech startups.Why You’ll Love Working HereAttractive salary package.Equity options, allowing you to own a piece of what you create.Performance bonuses (equity options).Generous paid vacation.Access to cutting-edge tools and technologies.Collaborate with a world-class team that will challenge and enhance your skills.The chance to influence the future of the financial system.

Join Kaseya as a Human Resources Manager and lead our HR initiatives in Krakow, Poland. You will play a crucial role in shaping our company culture, enhancing employee engagement, and optimizing HR processes. Collaborate with cross-functional teams to develop effective talent management strategies and foster a high-performance work environment.

Saily, a division of Nord Security, seeks a Senior Automation QA Engineer based in Krakow. This role centers on raising application quality through automated testing methods. Collaboration is key. The Senior Automation QA Engineer will work with colleagues from various teams to uphold high quality standards and help ensure a dependable experience for users. Role overview Develop and maintain automation tests to improve software quality Work with cross-functional teams to identify and address quality issues Support a consistent and reliable user experience through rigorous testing Location This position is based in Krakow.

Join Geotab, a global leader in telematics and IoT, as a Software Developer. In this role, you will have the opportunity to innovate and develop cutting-edge software solutions that help businesses optimize their fleets and improve efficiency. Work in a collaborative environment where your contributions are valued and make an impact.

About Saily Saily helps travelers stay connected in over 200 destinations, offering mobile data without roaming fees or the hassle of physical SIM cards. Millions of people rely on our service to make travel smoother and more convenient. Our Engineering Culture Saily builds on an AI-native Product Engineering approach. Here, engineers own their work from idea to deployment, always focused on solving real customer problems. AI agents handle repetitive tasks, so engineers can spend more time on meaningful solutions. Engineers take responsibility for projects from start to finish. AI tools support daily work by automating routine steps. Team members suggest and implement improvements to the Saily platform. Curiosity, ongoing learning, and sharing knowledge are core values. Our main goal: make travel easy and stress-free for customers. How We Work Saily values personal growth, active contribution, and real impact. Hierarchy and rigid processes take a back seat to autonomy, context, and the right tools. Team members are trusted to do their best work with the support they need.

Enjoy Gaming develops live dealer shows and slot games for a global audience. The company values ownership, open communication, and honesty in every project and daily interaction. Role overview The Shift Engineer role is located in Krakow, Dolnośląskie, Poland. This position centers on ensuring that systems and equipment remain reliable and efficient during gaming operations. Collaboration with colleagues from different departments is key to maintaining safety and quality standards while supporting operational objectives. Main responsibilities Monitor and maintain equipment to ensure gaming sessions run without interruption. Respond promptly to technical issues that arise during assigned shifts. Work with other team members to troubleshoot and resolve equipment problems. Perform regular inspections and preventive maintenance tasks. Accurately document all maintenance and repair activities. Requirements Strong technical skills and a proactive approach to solving problems. Experience in a similar environment is helpful. An interest in gaming technology supports success in this position.