Senior Full Stack Engineer - React & Node.js

Join our dynamic team at SupportYourApp as a Full-Stack Web Engineer. We are a Ukrainian-based IT company renowned for crafting innovative desktop applications for macOS and iOS. With a portfolio of 15 products, we empower users to effortlessly share, convert files, and enhance their digital experience through our solutions.As a Full-Stack Web Engineer, you will play a pivotal role in managing and enhancing our company’s website. You will be responsible for developing new functionalities that streamline trial processes, checkout systems, and product launches. Collaborating closely with product and marketing teams, you will ensure a seamless deployment of new features while improving existing architectures.Technical Stack:Frontend: SvelteKit, Vue.js, TailwindCSSBackend: Node.js, Go, PHPInfrastructure: Docker, S3, Cloudflare

Join our dynamic team as a Middle Full-Stack Web Engineer fluent in Ukrainian, where you will leverage your expertise in Node.js and Vue.js to develop cutting-edge web applications. In this remote position, you'll collaborate with a talented group of professionals dedicated to delivering high-quality solutions for our clients.

Why Join Our Team?Enjoy the flexibility of 100% remote work.Be part of a vibrant international team.Contribute to cutting-edge technology in the Insurtech sector.About CoverGoAt CoverGo, we are dedicated to transforming the insurance industry by making it entirely digital and accessible to everyone.We are a premier global no-code insurance platform specializing in health, life, and property & casualty.Our accolades include being named Insurtech of the Year across Asia and receiving numerous awards worldwide.We partner with leading insurance enterprises like AXA, Bupa, MSIG, Dai-ichi, and Bank of China Group Insurance.Our diverse team comprises over 120 members from 30 nationalities, all working remotely from various locations.Fully funded by respected VC firms and strategic investors, we boast a substantial global presence in Asia, EMEA, and the Americas.Since January 2021, we have achieved over 30x growth in our annualized revenue.At CoverGo, we believe in fostering a workplace culture that values diversity in thoughts, expressions, and perspectives, ensuring a welcoming environment for all.Role OverviewAs the Lead Full Stack Engineer at CoverGo, you will be pivotal in shaping the technical vision and strategy of our enterprise-grade insurance platform. Your responsibilities will include hands-on full-stack development, guiding architectural decisions, mentoring a team of engineers, and spearheading the integration of AI capabilities to enhance our technology offerings.You'll lead the development lifecycle of our SaaS platform, ensuring alignment with business goals, and promoting scalable software design and continuous delivery.Key ResponsibilitiesOversee the complete development lifecycle of our SaaS platform, from inception to deployment, ensuring technical requirements and business objectives are met.Provide mentorship and technical leadership to a team of Full Stack Engineers, promoting their professional growth through support and feedback.Define and implement the technical strategy for AI integration, collaborating with product and data teams to develop AI-driven features that enhance automation and user experience.Research and assess new AI models, frameworks, and APIs (e.g., OpenAI, Hugging Face, Google AI), leading the development of AI proof-of-concepts to validate innovative concepts.Work closely with product managers, designers, and other stakeholders to ensure high-quality deliverables.

Location: Poland (Remote/Flexible) About Us: RTB House is a leading global company specializing in advanced marketing technologies tailored for top brands and agencies around the globe. Our innovative ad-buying engine, the first of its kind fully powered by Deep Learning algorithms, empowers advertisers to achieve remarkable results and fulfill their objectives at every stage of the marketing funnel. The Bidding Platform division is at the heart of RTB's operations, handling over 20 million requests per second to engage in real-time auctions and display advertisements to audiences across more than 90 countries. The Ad Display Team, which this position pertains to, is a newly formed group within the Bidding Platform focused on guaranteeing the smooth, high-quality, and reliable display and tracking of advertisements. This is an exciting opportunity for those eager to tackle technically challenging solutions!

Join our dynamic team at HOS247 LLC as a Senior Full-Stack Developer in a fully remote capacity. We are on the lookout for talented developers who are eager to enhance and innovate our existing suite of products. In this role, you will work closely with our Chief Technology Officer, collaborating on developing and refining solutions that drive our business forward.The ideal candidate will possess a robust background in full-stack development, with a minimum of three years of hands-on experience in Angular 2+ and Node.js.

SoftwareMind is hiring a Senior Full-Stack Software Engineer for a 6-month contract in Kraków. This position centers on building and maintaining applications with React, Next.JS, and Node.JS. Role overview This role involves hands-on development of scalable software solutions. Collaboration with other experienced engineers and professionals is a key part of the work. The focus is on delivering software that aligns with client needs and quality expectations. What you will do Design, develop, and maintain applications using React, Next.JS, and Node.JS Collaborate with a skilled team throughout the project lifecycle Ensure software meets client requirements and quality standards Location This contract is based in Kraków.

What is Box?Box (NYSE: BOX) stands at the forefront of Intelligent Content Management. Our innovative platform empowers organizations to enhance collaboration, oversee the entire content lifecycle, secure vital information, and revolutionize business workflows through enterprise AI. Established in 2005, Box simplifies operations for leading global entities like JLL, Morgan Stanley, and Nationwide. With headquarters in Redwood City, CA, and offices across the United States, Europe, and Asia, we are committed to helping companies thrive in the era of AI.Joining Box offers a unique opportunity to drive our platform's evolution. Content is the backbone of our work processes, encompassing the billions of files and pieces of information exchanged daily—contracts, invoices, employee records, financials, product specifications, marketing assets, and beyond. Our mission is to bring intelligence to content management, empowering our customers to transform workflows comprehensively. With the integration of AI and enterprise content, the potential for changing how organizations collaborate has never been greater, and at Box, you’ll be at the heart of this significant transition.About the Team:As a Lead Full-Stack Engineer on the Content Creation team, you will be a key player in the development of real-time applications within Box. This team is critical as it represents one of the first points of engagement for customers using our platform. Your contributions will shape the future of content generation within Box.The Content Creation team manages Box's Notes and Canvas products, delivering functionality utilized by our largest user groups, extending beyond just administrative users. This team operates as the sole true real-time service at Box, employing web sockets to facilitate real-time editing. It’s a complex area where we excel, making this a fantastic team to join if you want to impact one of Box's most essential products. The team primarily works with Front-End technologies like React.js, while Back-End tasks are predominantly handled with Node.js.Why Box Needs You?We are looking for you to be a transformative force in developing Box's Core Experiences as part of the broader Build organization, prioritizing value delivery alongside high-tech quality standards.

Mission Statement: Kontakt.io is revolutionizing the landscape of care operations.Our mission is to minimize waste, reduce costs, and boost revenue by enhancing throughput, asset utilization, and staff productivity. Leveraging cutting-edge AI, Real-Time Location Systems (RTLS), and Electronic Health Records (EHR) data, our platform empowers self-learning agents to automate workflows, respond dynamically, and orchestrate comprehensive care delivery operations.Designed for effortless deployment and scalability, our solution provides a transparent view of spaces, equipment, and personnel, effectively removing inefficiencies and elevating the patient experience. With a remarkable 10X return on investment and over 20 successful use cases, Kontakt.io stands as the preferred platform for efficient and swift care delivery operations.To excel in this role, you must possess a strong passion for developing high-performance, dependable applications. You should have an intrinsic drive to innovate and explore the best tools for tackling scalability challenges.Our Technology Stack:- Backend: Kotlin, Java 15+, Spring Boot, Spring Data, Kafka, MongoDB, PostgreSQL, Docker, Kubernetes, Python, AWS- Frontend: Angular 12, TypeScript, Leaflet.js, PrimeNG, Vue.js, ES6, Nginx deployment, Figma designsWe seek an individual capable of working autonomously, approaching problems from a product-oriented perspective, proposing effective solutions, and executing them proficiently.

Bolt is looking for a Senior Full Stack Engineer in Warsaw to help shape and expand an internal task management platform. This role centers on building systems that support real-time decision-making and optimize workflows for agents. What you will do Develop and enhance features for the internal platform, focusing on dynamic task distribution and intelligent workforce management. Create efficient user interfaces that enable agents to work effectively and access actionable insights. Lead frontend architecture decisions and guide the technical direction of the team. Work across the full technology stack, collaborating with engineers and stakeholders. Role overview This position involves tackling product and engineering challenges, from designing scalable interfaces to implementing systems that streamline internal operations. The Senior Full Stack Engineer will play a key part in both technical leadership and hands-on development.

Who We Are:SupportYourApp is a global Intelligent Support-as-a-Service company that has been providing outsourcing solutions for business processes to IT companies worldwide for over 15 years. With a dedicated team of more than 1,300 specialists, we support clients in 60 languages and collaborate with industry leaders such as MasterCard, Calm, and MacPaw. Our innovative products, including Quidget, enhance user experiences on a daily basis.Position Overview:As our team continues to expand alongside our growing client base, we are seeking a passionate Security Control Specialist who is eager to apply their technical expertise, advance their career in security, and engage with real incidents using cutting-edge tools.Key Responsibilities:Incident Management:Oversee the complete cycle of investigation and coordination in response to security breaches or process disruptions;Communicate with clients and stakeholders during Data Breach incidents;Conduct Root Cause Analysis of incidents, develop preventive measures, and prepare reports for senior management;Analyze client operational processes considering incidents to identify potential threats and formulate proactive security enhancement recommendations.Vendor Security Assessment:Evaluate the security of software platforms and third-party services.New Location Audits:Assess new locations for compliance with data protection standards and implement security tools.Documentation Preparation:Develop incident management procedures and maintain an internal knowledge base.Ideal Candidate Qualifications:Minimum of 1 year of experience in information security incident investigation and handling;Strong analytical skills and the ability to make swift decisions to minimize incident impact;High level of self-organization and task prioritization;Understanding of personal data protection principles and breach notification regulations;English proficiency at B2 level or higher.Preferred Qualifications:Experience with OSINT tools and methods in investigations;Background in BPO or Customer Support;Basic understanding of security tools (SIEM, EDR, DLP, NGFW, VPN, VDI).Why Join Our Team:Service delivery during business hours;Unique art spaces in Kyiv ...

SupportYourApp is on the lookout for a talented SEO & Content Growth Specialist fluent in Ukrainian. Join our innovative IT company focused on developing desktop applications for macOS and iOS. In this dynamic role, you’ll spearhead acquisition efforts through high-intent SEO strategies and product-oriented content. Leverage AI-driven workflows to consistently create, test, and optimize content that enhances downloads and drives revenue.Are you ready to embark on this exciting journey? Your Responsibilities:Develop high-intent SEO and product content that effectively drives downloads.Utilize AI tools to expedite content creation and test innovative ideas.Manage the entire content lifecycle from topic selection through to publishing and optimization.Enhance current pages and articles to boost conversion rates.Spot new search opportunities by addressing user pain points.Monitor performance metrics such as traffic, downloads, trial starts, and revenue.What You’ll Need to Succeed:A minimum of 2 years of marketing experience within product-focused or startup environments.Hands-on experience with AI tools for writing, research, and workflow automation.Proficient in English at a B2 level or higher.Demonstrated ability to regularly publish various content types, including articles, landing pages, and tutorials.A solid understanding of SEO fundamentals and search intent.Comfort in working with data and performance metrics.A proactive ownership mindset – capable of executing tasks independently.Preferred Qualifications:Experience with YouTube or tutorial-based content.A foundational technical understanding of software or SaaS products.Experience in enhancing landing pages or onboarding flows.What We Offer:Services provided during business hours.Fully remote working opportunity.A supportive and progressive work environment.Competitive compensation in USD.Effective management with minimal bureaucracy.*Benefits and conditions may vary based on your engagement type. Specific terms will be outlined in your agreement if selected.If you’re a data-driven growth operator who thrives on creating impactful content and enjoys turning user challenges into successful strategies, we want to hear from you! Send your CV in English, highlighting your key skills!We are committed to equal opportunity and prohibit discrimination on any legally protected grounds.

SupportYourApp is a leading international Support-as-a-Service company with over 15 years of experience in delivering reliable technical and customer support services. We specialize in enhancing user experience for growing companies. Our diverse international team comprises more than 1300 specialists.With a global reach, we assist clients in 60 languages and collaborate with industry leaders such as MasterCard, Calm, and MacPaw. Our commitment to innovation is exemplified by products like Quidget, aimed at improving customer experiences daily.About the Role:We are seeking a Fullstack WordPress Developer to join our community, focusing on the development of our corporate website. In this role, you will collaborate closely with our marketing team, including our Chief Marketing Officer, to achieve ambitious departmental goals.Excited to learn more? Keep reading! What You Will Do:Develop and maintain a headless WordPress architecture.Optimize website performance, particularly for mobile.Implement lazy loading and partial rendering techniques.Enhance Core Web Vitals and Lighthouse scores.Conduct technical SEO implementations.Support external integrations (forms, webhooks, API).Ensure the security and stability of the website.Maintain CI/CD processes.Participate in redesigns and UX improvements from a technical perspective.Initiate architectural enhancements after 1-2 years if beneficial.

Join Vonage as a Full Stack Software Engineer and embark on an exciting journey to develop innovative solutions that shape the future of communication technology. In this role, you will leverage your expertise in both front-end and back-end development to build dynamic applications that enhance user experience and drive customer satisfaction.

Full Stack Data EngineerAbout TechTorchTechTorch is an innovative and rapidly growing enterprise technology consultancy that collaborates with some of the world's most prestigious private equity-backed companies. We offer cutting-edge AI-powered solutions, accelerators, and data transformation initiatives designed to deliver significant value swiftly and effectively.Our mission is to revolutionize enterprise technology consulting for private equity. We seamlessly blend the agility of a start-up with the precision and discipline needed by the most discerning investors and operators.Founded by industry veterans, including former Bain consultants, CIOs, and technology leaders, TechTorch possesses extensive expertise in technology, transformation, and value creation. Our focus is on delivering impactful results that matter.About the TeamAt TechTorch, our teams are leading the charge in delivering enterprise technology and data transformation projects that enhance growth and operational performance for private equity-backed organizations.We integrate profound knowledge in data engineering, analytics, and AI with a business-centric approach, crafting and delivering scalable, production-grade solutions that resonate with client goals and timelines.Our global teams collaborate across AI, data, enterprise systems, and digital transformation disciplines to achieve measurable outcomes.About the RoleWe are seeking a Full Stack Data Engineer who possesses a strong foundation in data engineering combined with expertise in business intelligence and analytics.In this role, you will be responsible for designing and constructing scalable data pipelines and architecture in Snowflake, while also managing the downstream analytics layer — creating dashboards, data models, and reporting solutions that empower executive decision-making.You will oversee the entire data stack, from ingestion and transformation to modeling and visualization, ensuring that the data is reliable, efficient, and ready for business use.

airSlate is hiring a Full Stack Engineer in Poland. This role centers on building and enhancing software products that span both front-end and back-end systems. Collaboration is key, as projects often involve working with design, product, and engineering teams to deliver features that address real user needs. What you will do Develop and maintain software solutions across the full technology stack Work closely with colleagues from design, product, and engineering disciplines Help deliver products that users rely on daily Requirements Experience in both front-end and back-end development Ability to work well in a collaborative team environment Interest in creating software that addresses real-world problems This position requires residency in Poland.

Role overview rho is hiring a Full Stack Software Engineer to help build software that supports how businesses handle their finances. This is a remote role based in Poland. What you will do Work with a team focused on delivering software solutions for business finance management. Projects use current technologies and aim to improve efficiency for clients. Collaboration and problem-solving are part of the daily routine.

Join Dropbox as a Full Stack Product Software Engineer, where you will play a vital role in developing innovative solutions and enhancing our product offerings. As part of a dynamic team, you will work on both front-end and back-end technologies, contributing to the design, implementation, and optimization of user-friendly applications.

Join aura798 as a Senior Full Stack Engineer and be part of a dynamic team that is shaping the future of technology. In this role, you will be responsible for developing innovative software solutions, improving existing applications, and collaborating with cross-functional teams to deliver high-quality products.The ideal candidate will have a strong background in both front-end and back-end development, a passion for coding, and a commitment to continuous learning. You will work closely with product managers and stakeholders to understand requirements and translate them into technical specifications.

Join our team as a Senior Full Stack Engineer and contribute to cutting-edge projects that push the boundaries of technology. You will work in a collaborative environment, utilizing your expertise in both front-end and back-end development. We're looking for someone who is not only technically proficient but also passionate about delivering high-quality solutions.