Senior Frontend Developer at Shiji Group | Katowice

Join Netguru, a leading partner in the digital commerce landscape, dedicated to transforming B2B solutions, marketplaces, and retail ecosystems for renowned brands. Since 2008, we have empowered businesses with innovative technology, AI-driven personalization, and exceptional engineering and design teams. As a certified B Corporation®, we proudly collaborate with industry giants like IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.Discover Freelancing at NetguruAs a freelancer at Netguru, you have the freedom to craft your own work experience. Choose when, where, and how you engage with projects tailored to your skills.We connect you with opportunities across a variety of industries, enhancing your experience and skillset. Full-time collaboration is also available, allowing you to integrate fully with our team.Ready to make a difference? Join us at Netguru and help create outstanding software.Salary Ranges:PLN 14,000 - 23,500 monthly gross (employment contract).PLN 16,800 - 28,200 monthly before tax (long-term B2B contract) + 20 paid vacation days.Key Responsibilities:Define and uphold the technical vision for assigned projects and technology practices.Make informed architectural and technology stack decisions that align with long-term strategic goals.Establish and enforce coding standards, best practices, and engineering excellence.Manage and mitigate technical debt by prioritizing and supervising resolutions.Lead a team of up to 12 developers, including performance reviews, career planning, and salary input.Mentor developers through code reviews, pair programming sessions, and knowledge-sharing initiatives.Assist in recruitment and ensure seamless onboarding for new team members.Contribute technical expertise in presales processes, including high-level designs and architecture proposals, while identifying potential risks.Translate business requirements into technical deliverables and support accurate estimations.Drive innovation by staying abreast of industry trends and suggesting relevant solutions.Engage in department-wide discussions regarding technology and methodologies, providing insights on efficiency and optimization.Enhance client trust and satisfaction (NPS) by ensuring high technical quality and timely project delivery.

Join Netguru, a pioneering partner in the realm of digital commerce. We empower leading brands to modernize their B2B solutions, marketplaces, and retail ecosystems. Since our inception in 2008, we have been instrumental in transforming businesses through innovative technology, AI-driven personalization, and exceptional engineering and design teams. As a certified B Corporation®, we are proud to be trusted by industry giants such as IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.Embrace Freelancing with NetguruAt Netguru, freelancing is all about flexibility. You have the freedom to choose when, where, and how you engage with projects. We align opportunities with your unique skill set, providing access to a diverse range of projects across various industries, allowing you to enhance your expertise and develop new skills.Furthermore, our freelancers have the option for full-time collaboration, truly integrating into our team.Are you ready to make a significant impact? Join Netguru, and let’s create exceptional software together!Salary Ranges:PLN 14,000 - 23,500 monthly gross (Contract of employment).PLN 16,800 - 28,200 monthly before tax (Long-term contract (B2B)) + 20 paid days off.Key Responsibilities:Establish and uphold the technical vision for projects.Make strategic decisions regarding architecture and technology stacks.Uphold coding standards, best practices, and engineering excellence.Address technical debt by identifying, prioritizing, and managing resolutions.Oversee a team of up to 12 developers.Conduct performance evaluations, career planning, and salary assessments for team members.Guide developers through code reviews, pair programming, and knowledge-sharing initiatives.Engage in recruitment and facilitate effective onboarding of new team members.Support presales activities with technical insights, including high-level designs and architecture proposals.Translate business requirements into technical deliverables and assist with accurate estimations.Encourage innovation by staying abreast of trends and suggesting relevant solutions.Contribute to discussions on technologies and operational efficiency, sharing insights on optimization and best practices.Enhance client trust and satisfaction by ensuring high technical quality and timely delivery.

We are seeking an experienced Lead Software Engineer to spearhead our frontend development initiatives at dev2. In this pivotal role, you will utilize your expertise in modern web technologies to design and implement scalable applications that enhance user experience. You will collaborate closely with cross-functional teams to deliver high-quality software solutions that meet both internal and external client needs.Key Responsibilities:Lead the development of user-centric web applications using JavaScript frameworks.Mentor junior developers and foster a culture of learning and innovation.Drive architectural decisions and ensure best practices in frontend development.Collaborate with UX/UI designers to implement intuitive interfaces.

Senior Frontend EngineerLocation: Remote / WarsawEmployment Type: UoP / B2BSalary: 20,000 - 25,000 + VAT per month (based on experience for B2B)At PhotoAiD, we are a pioneering technology company specializing in biometric photography. Our innovative application allows users worldwide to easily capture document photos using their smartphones, revolutionizing the way people manage their documentation needs.PhotoAiD by the Numbers1 in 1000 people has taken a photo with us, and this is just the beginning!Shipping points in over 100 countries across 4 continents!Join a team of 100+ members dedicated to fostering a great work environment.Engage in 10 A/B tests weekly as we thrive on data-driven decisions.Support for over 10,000 document types, from fishing licenses to Mozambican passports.Utilized 10 million training photos to enhance our artificial intelligence capabilities.Why Join Us?Our technology significantly improves the lives of millions, enabling document photo capture from the comfort of home.We are scaling globally, from Mozambican passports to fishing licenses in Scandinavia.We prioritize high-quality engineering; our systems must be fast, secure, and reliable.Together, we cultivate a culture of collaboration, feedback, and mutual respect.Your ResponsibilitiesWeb DevelopmentBuild and maintain production applications for biometric photos and printing machinery.Implement advanced photo editing features (cropping, rotation, format conversion).Create responsive, touch-first interfaces optimized for kiosks.Implement virtual scrolling for large image galleries.Manage complex state handling in multi-step order flows.Mobile DevelopmentDevelop features for capturing and processing images in our React Native + Expo application.Integrate with native camera APIs and AI-based image validation.Architecture and QualityDesign modular architecture based on features.Write unit, integration, and E2E tests.Implement error boundaries and error handling.Work with OpenAPI schemas for type-safe backend integration.Participate in code reviews and maintain high code quality standards.

Role Overview Software Mind is hiring a Backend Tech Lead (Java) to join the team in Kraków. This role leads a group of backend developers, shaping architecture and guiding the development of backend systems. The Tech Lead makes key technical decisions and helps ensure code quality and timely project completion.

Join HelloFresh in the vibrant city of Warsaw as part of our HelloTech team, a pivotal technology hub comprising over 1000 professionals dedicated to developing the digital products that enhance our comprehensive food experience. From meal kits to gourmet offerings, HelloTech designs the platforms that deliver tailored food solutions to millions of customers each month. Our direct-to-consumer subscription model is intricately linked to technology, influencing every aspect from user-friendly applications and personalized services to pricing, forecasting, and advanced supply chain management, with a commitment to minimizing food waste. While our brands cater to diverse customer needs, they are interconnected through shared platforms, data, and operational excellence powered by HelloTech. HelloTech operates through autonomous, cross-functional teams, each managing specific products or domains comprehensively. By collaborating with our Warsaw office, you will contribute to the development of scalable, data-driven products that enhance how customers discover, order, and enjoy HelloFresh’s offerings, both now and in the future. About the Role: What's Inside the Box This position requires providing high-level technical expertise within the Activation Mealkits project group. The focus is on enhancing the end-to-end activation journey for various meal kit brands, covering the technical flow from landing pages to checkout. This high-impact project encourages innovation through experimentation, where your technical decisions will directly impact conversion rates and revenue generation. Your role will involve supporting a dynamic and adaptable setup utilized across multiple markets and languages. The technical scope includes not only classic frontend engineering with React and TypeScript but also collaboration across experimentation frameworks, CMS integrations, caching systems, and selected backend services. This is a unique opportunity to influence systems that serve millions of users in 16 different countries. What You’ll Do: The Recipe Technical Architecture: Define the technical framework and engineering standards for landing pages, funnel stages, and checkout experiences using React, TypeScript, and contemporary technologies. Cross-Functional Coordination: Lead complex technical initiatives from inception to rollout, coordinating efforts across frontend, CMS, experimentation, and backend layers. System Evolution: Develop and enhance systems that facilitate experimentation.

Join the dynamic team at Lingarogroup as a Business Intelligence Tech Lead. In this pivotal role, you will spearhead the development and implementation of cutting-edge BI solutions that drive data-driven decision-making across our organization. Your leadership will empower our teams to harness the power of data analytics and visualization to achieve strategic goals.

Join Talan as a Tech Lead in Data Engineering, where you will spearhead innovative data solutions and lead a dynamic team of engineers. This role is pivotal in shaping our data architecture and driving impactful projects that enhance our clients' data capabilities. You will collaborate closely with cross-functional teams, ensuring the effective implementation of data strategies and technologies.

Join Shijigroup as a Frontend Developer I and be part of a dynamic team dedicated to creating innovative web solutions. In this role, you will collaborate with designers and backend developers to build user-friendly interfaces and enhance the overall user experience. You will have the opportunity to work on exciting projects, utilizing the latest technologies and frameworks.

Role overview SmartRecruiters seeks a Senior Frontend Engineer in Kraków to focus on the Design System and Frontend Platform. The role centers on building web applications that are both scalable and maintainable. Close collaboration with designers and product teams is essential to continually improve user experience across the platform. What you will do Develop and maintain the company design system and core frontend platform. Work with designers and product stakeholders to deliver a consistent, accessible user interface. Create solutions that follow established design principles and standards. Integrate frontend components with backend services by partnering with backend teams. Take part in shaping the future of frontend architecture at SmartRecruiters. Location This position is based in Kraków.

Asana is on the lookout for a Tech Lead to take charge of the technical direction for our Platform Reliability Engineering team. This opportunity is ideal for an individual who excels in a technical leadership role without the need for people management responsibilities. In the role of Tech Lead, you'll be responsible for steering the technical execution, architecture, and long-term engineering strategies at Asana. You will lead intricate projects, make pivotal technical decisions, and establish the benchmarks for engineering excellence. Your role will involve guiding individual contributors through technical design and project leadership while collaborating with various teams across the organization. An Engineering Manager will handle people leadership, allowing you to focus on the technical direction. Your team will be instrumental in developing core platform systems such as load shedding, rate limiting, circuit breakers, and traffic controls that ensure Asana remains resilient under real-world conditions. This is a hands-on position where you will devote considerable time to designing and building systems alongside your team, while also collaborating with other platform teams to integrate reliability as a core component of our architecture. Our technology stack includes AWS, Kubernetes (EKS), MySQL (RDS), OpenSearch, DynamoDB, Redis, Terraform, Datadog, TypeScript, Scala, Go, and Python. We are particularly interested in candidates who think like backend engineers but are passionate about failure modes, capacity planning, and creating systems that gracefully degrade under pressure. This role is based in our Warsaw office, with a hybrid work schedule that includes in-office days on Monday, Tuesday, and Thursday. We provide a Contract of Employment (UoP) for our employees in Poland. Your Contributions Will Include: Establishing the technical direction for the team, ensuring we address the right challenges effectively. Designing and constructing essential platform systems — including load shedding, circuit breakers, and rate limiting — that safeguard Asana at scale. Owning critical platform concerns such as ingress and egress, shaping the traffic flow through our systems. Defining stable interfaces and libraries for other platform teams to leverage. Leading projects from inception through to implementation, working collaboratively with multiple platform teams. Enhancing technical quality through code reviews, design discussions, and mentorship. Collaborating with other infrastructure teams to incorporate reliability into Asana's architecture as a fundamental design consideration. Tackling complex issues across the stack, diagnosing problems that matter and ensuring they do not recur.

Waymo is a pioneering autonomous driving technology company dedicated to becoming the world’s most reliable driver. Originating from the Google Self-Driving Car Project in 2009, Waymo is committed to enhancing mobility access and saving lives lost in traffic accidents. The Waymo Driver—the world's most experienced driver—powers our fully autonomous ride-hailing service and can be adapted to various vehicle platforms and applications. To date, the Waymo Driver has successfully completed over ten million rider-only trips, thanks to its extensive experience of autonomously navigating more than 100 million miles on public roads and billions of miles in simulations across over 15 U.S. states.The RO Performance team plays a crucial role in understanding and enhancing Waymo's self-driving technology. We are responsible for building and maintaining the essential infrastructure needed to process and analyze vast datasets from real-world driving logs and simulations. Our systems generate key performance metrics and power dashboards critical for tracking product performance, pinpointing improvement areas, and facilitating data-driven decision-making. The insights we provide directly impact Waymo's operational deployments, weekly performance evaluations, and ultimately enhance the safety and reliability of our autonomous vehicles.In this hybrid role, you will report to a Staff Software Engineer.

Join Software Mind as a Tech Lead Software Engineer, where you'll lead a dynamic team in developing innovative software solutions using Angular and Nest.js. This role offers the opportunity to drive project success and mentor junior developers in a collaborative environment.

Join our dynamic team as a Senior Frontend Developer at evolution in Warsaw! We are looking for a talented individual with a passion for building responsive and high-performance web applications. You will collaborate with cross-functional teams to deliver exceptional user experiences and implement innovative solutions.

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.

TENTENS Tech is a dynamic IT partner of SKELAR, a Ukrainian venture builder focused on creating international tech businesses. We specialize in developing social discovery platforms for over 20 million users worldwide.Our growth is driven by deep expertise in analytics, high-load systems, and performance marketing. The TENTENS Tech team currently consists of more than 250 talented individuals, each acting as a CEO in their role and significantly impacting our collective success. We operate with a 10/10ths approach: we stay focused on our goals, ask the right questions, and never settle for 'good enough'—only excellence and a bit more.We are looking for a passionate Marketing Lead (User Acquisition) to join our team.As a Marketing Lead, you will face exciting challenges including:- Directly influencing growth processes and the ability to launch new channels.- Mentoring other User Acquisition Managers with the potential to lead a team in the future.- Launching and scaling campaigns on platforms such as TikTok, Snapchat, X (formerly Twitter), Quora, etc.- Implementing growth hacking strategies and seeking opportunities for rapid growth outside of traditional marketing schemes.- Evaluating campaign effectiveness by monitoring key marketing metrics and adjusting strategies based on data insights.- Conducting competitor research and analyzing their marketing channels, materials, and user acquisition approaches.- Collaborating with the creative team to produce high-converting ad creatives, setting tasks for designers, and participating in brainstorming sessions.- Working with the product and tech teams to design effective conversion funnels and enhancing user flows.What matters to us:- 4+ years of marketing experience;- Hands-on experience in creating and executing advertising campaigns on Facebook and Google Ads;- Understanding of marketing metrics and their relationship with company financial outcomes;- Data-driven decision-making skills with strong analytical abilities to interpret large volumes of information.Bonus points for:- 2+ years of managerial experience;- Experience with TikTok Ads.What you will gain by joining us:- Access to internal clubs focused on professional areas such as marketing, development, finance, and recruitment;- Opportunities for training, courses, and conference attendance;- Spacious and modern offices in Kyiv and Warsaw;- Medical insurance and a corporate doctor.Join us in building the next big thing!

Join our innovative team at dev2 as a Frontend Software Engineer, where you'll play a crucial role in creating cutting-edge web applications. Your expertise will help us deliver exceptional user experiences and drive our projects to success.

Veeam Software stands as the trusted authority in data and AI, dedicated to empowering organizations to fully understand, secure, and ensure resilience in their data and AI systems. As a leading entity in data resilience and security posture management, Veeam is designed for the fusion of identity, data, security, and AI risk management. With our headquarters in Seattle and a presence in over 30 countries, we safeguard the operations of more than 550,000 customers globally, who rely on Veeam to keep their businesses thriving. Join us as we confidently advance together, fostering growth, learning, and making a significant impact for some of the world's most prominent brands.About the RoleVeeam Data Cloud is experiencing rapid growth, and we are focused on unifying our security strategy across all teams to ensure uniform product protection.We are in search of a Security Tech Lead who will spearhead the design and deployment of standardized security solutions and help establish a dedicated Software Security Engineering platform team. In this capacity, you will collaborate closely with the Director of Security Engineering to translate our cohesive strategy into a practical engineering roadmap, shaping a robust and integrated security framework.What You’ll DoLead the architecture and implementation of shared security primitives across Veeam Data CloudTranslate high-level security strategy into a concrete, prioritized engineering roadmap for cloud services and platform capabilitiesAct as a hands-on technical leader – write and review production code, drive design and code reviews, and provide mentorshipEstablish and promote secure-by-default patterns and shared libraries to streamline security across teamsBuild the foundation for a Software Security Engineering platform to manage shared security services and toolsCollaborate with product, platform, SRE, and compliance teams to ensure security solutions are robust and easy to adoptEnhance security posture through automation, guardrails, and policy-as-codeTechnologies You’ll Work WithLanguages & Frameworks: Go, Python, and TypeScript (and related service/API frameworks)Cloud & Platform: Modern cloud-native architectures (microservices, event-driven systems, multi-tenant SaaS) using AWS, Azure, and GCPSecurity & Identity: Authentication technologies

Join Fairmarkit as a Senior Frontend Engineer and be a key player in revolutionizing the procurement process. You will design and implement user-centric web applications that elevate the user experience. Collaborate with cross-functional teams to create scalable and maintainable solutions while ensuring high performance and responsiveness.