Senior Backend Software Engineer - Relocation to Milan

Important: This position requires relocation to our Milan office.About SatispaySatispay is on a mission to transform everyday payments, making them simple, equitable, and accessible for everyone. Our vision extends beyond the present as we strive to shape the future of financial transactions.We are a movement that empowers millions, united by a common goal to confront significant challenges. Our agile approach allows us to innovate rapidly, think creatively, and learn collaboratively as we push boundaries.If you seek to make a meaningful impact alongside a talented team, you have come to the right place.Key ResponsibilitiesAs a Senior Backend Software Engineer within the Business Team, you will significantly influence the future of digital welfare payments. Your responsibilities will encompass everything from employer benefits to sophisticated products, supporting the entire journey for both employers and employees to ensure lasting satisfaction. You will guide the technical direction, maintain quality, and ensure the timely delivery of complex systems that enable numerous employers to manage their corporate welfare efficiently. Here’s what you can expect in your daily tasks:Develop Multi-Service Solutions: Conduct thorough technical analyses for medium-to-large projects affecting various services in the Employer domain. Design comprehensive, highly available solutions, emphasizing scalability, security, and maintainability for products central to welfare.Guarantee Technical Quality: Implement strong testing strategies, balancing both automated and manual coverage while managing gradual rollouts with vigilant monitoring to ensure precise welfare distributions.Identify and Resolve Blockers: Proactively foresee and address technical obstacles, promoting knowledge sharing throughout the organization. Tackle the unique challenges posed by B2B registration workflows and high-volume benefit allocations while ensuring code quality through active reviews.Take Ownership: Own your projects from inception to completion, delivering features that genuinely address user needs—from the moment an employer signs up to when an employee utilizes their welfare benefits—through seamless and efficient back-end integration.

Note: This position requires relocation to our Milan office.About SatispayAt Satispay, we're on a mission to transform the way people handle their everyday payments, making them straightforward, equitable, and accessible. Our vision extends beyond payments as we strive to redefine the future of money. As a movement, we empower millions, united by a common goal to address significant challenges in the financial landscape. We're just getting started!We thrive in a fast-paced environment where bold thinking is encouraged, and collaboration is key. If you're seeking more than just another job—if you're eager to create something meaningful with a talented team—you've found the right place.Your ResponsibilitiesAs a Staff Software Engineer within the Consumer Wealth team, you will play a pivotal and strategic role in shaping how our users cultivate and manage their savings and investments. You will serve as the technical authority for the Consumer domain, spearheading initiatives that empower millions to achieve financial wellness through our innovative savings products and investment solutions.Your daily activities will include:Defining Technical Strategy: Lead the technical strategy for the Consumer Wealth domain. You will architect intricate subsystems that drive savings and investment functionalities, considering cross-product implications to efficiently influence multiple teams.Advancing Architecture: Design and construct scalable, high-quality systems that address complex financial engineering challenges, simplifying and managing our intricate back-end systems for savings and wealth management.Technical Thought Leadership: Foster cross-organizational partnerships to align on technical goals, represent our technical vision both internally and externally, and remain at the forefront of emerging technology trends in FinTech and wealth management.Talent Development: Nurture the next generation of technical leaders, promoting a culture of excellence in engineering and continuous growth.Impact Generation: Contribute significantly to our users' wealth growth and financial aspirations through your work on the Consumer Wealth back-end infrastructure, directly supporting Satispay's mission.Embrace challenges, collaborate with peers, and enjoy the freedom to implement your ideas. Our tech stack features a variety of tools and technologies.

Please note that this opportunity requires relocation to our Milan office.About SatispaySatispay aims to transform everyday payments by making them straightforward, equitable, and accessible for all. As we evolve, our mission extends to shaping the future of finance. We are a community of innovators empowering millions, united by a common goal to address significant challenges. Our journey is just beginning.Joining the Core Team means becoming part of a vital unit dedicated to the most critical systems. This role involves managing connections with external banks, orchestrating payment processes, and establishing the essential infrastructure for Identity and Access Management. The team also oversees risk-related services, including credit risk management and fraud detection.We pride ourselves on our agility, bold thinking, and mutual trust to challenge the status quo while fostering continuous learning and growth. If you seek more than a job, but rather an opportunity to create meaningful impact alongside a talented team, you’ve found the right place.Your ResponsibilitiesAs a Staff Software Engineer within the Core Team, your role will be both pivotal and strategic, focusing on the backbone of our payment platform. You will work on mission-critical systems that power Satispay, ensuring reliability, consistency, and security for millions of users.Your daily tasks will include:Define Technical Strategy: Set the long-term technical vision for our most vital domains, architecting complex subsystems that form the foundation of our company while balancing cross-product requirements with the need for speed and reliability.Architect Core Financial Systems: Design and scale high-throughput engines responsible for our transaction ledger, payment orchestration, and external bank integrations, ensuring our data remains accurate and accessible.Own Identity & Security Infrastructure: Provide foundational infrastructure for Identity and Access Management (IAM), building and maintaining layers that secure user authentication and authorization.Engineer Risk & Fraud Solutions: Develop and refine advanced services for managing credit risk and fraud detection, implementing real-time protective measures for the company.

Please be aware that this position requires relocation to our Milan office.About SatispaySatispay is transforming the way people make everyday payments, striving to make them straightforward, equitable, and accessible to all. Our mission has evolved to redefine the future of finance.As a movement, we empower millions, united by a common goal to address significant challenges. We are just at the beginning of our journey. Our pace is swift, our ideas are bold, and we foster an environment of trust where we challenge the status quo, learn, and grow together.As a member of the Core Team, you will engage with vital systems, managing connections with external banking entities, orchestrating payment processes, and establishing the essential infrastructure for Identity and Access Management (IAM). Moreover, the team oversees risk-related services, particularly in credit risk management and fraud detection.If you aspire to build impactful solutions that serve as the bedrock for all our product teams, you are in the right place.What You Will DoAs a Senior Backend Software Engineer within the Core Team, you will be instrumental in developing the core architecture of our payment platform. You will ensure the technical excellence and timely delivery of intricate systems that affect various services and product teams throughout the organization.Your daily responsibilities will include:Engineering Core Platform Domains: Contribute to the design and enhancement of our most sensitive systems, such as the Transaction Ledger, IAM, and Payment Orchestration. You will ensure these systems are high-performing, scalable, and functional for seamless integration by our product teams.Scaling Risk & Financial Engines: Optimize and implement services focused on bank integrations, credit risk, and real-time fraud detection. You'll create the robust logic that safeguards our

SKELAR is a venture builder dedicated to creating international product-oriented IT companies following the principles of the venture capital world. Together with co-founders, we assemble strong teams to launch product-focused IT businesses and excel in global markets.Currently, we are in search of a Senior Backend Engineer for our partner company.This platform focuses on personal and spiritual growth, built on Christian values. We assist individuals in finding answers to life’s most significant questions: from a deeper understanding of faith to enhancing relationships through personalized plans. Our users have access to lessons, interactive quizzes, and video materials, creating a holistic learning experience.Our strategy is to become a global platform where tens of millions of Christians, hundreds of organizations, and thousands of mentors and pastors can interact.Key Achievements We Are Proud Of:Users love us: our average rating on App Store, Google Play, and Trustpilot is 4.7/5.We are rapidly growing: our team has increased fourfold in the last year.We are a partner of Meta, confirming the high level of our product and the trust of technological leaders.We are evolving at an incredible pace, providing every team member the opportunity to grow rapidly alongside the company—both professionally and personally. The company supports learning through mentoring, internal educational initiatives, and access to external courses.It is worth noting that we extensively integrate AI tools into all processes. We are already utilizing integrations with MCP servers in daily tools, AI Code Review, and automation of key routine tasks. This allows us to focus on creativity and innovation instead of routine tasks.

Join Our Team at IdealsIdeals is a renowned global B2B SaaS provider celebrated for being the most customer-focused brand in the secure business collaboration space. With over 2 million users across 300,000 companies worldwide, we empower organizations to manage high-stakes processes and make significant decisions with greater ease and efficiency.Ideals Virtual Data Room (VDR): Facilitating secure document sharing and collaboration for due diligence, fundraising, corporate reporting, licensing, clinical trials, and other intricate transactions.Ideals Board: A platform designed for board and leadership collaboration, ensuring faster, safer, and compliant decision-making.Your MissionWe are in search of a Backend Software Engineer (.NET) with AI skills who will be pivotal in developing and scaling our secure, high-load VDR services while also exploring the integration of AI patterns into our product features.Your success will be gauged by your strong backend fundamentals—reliability, performance, scalability, and maintainability—and your capability to implement AI features safely and efficiently using reusable, well-architected components.This role is hands-on within a mature product environment where engineering excellence, observability, and sustainable architecture are paramount.Key ResponsibilitiesBackend Engineering:Design, develop, and maintain high-quality production-grade .NET services.Utilize .NET Framework 4.7, .NET 8, ASP.NET, Web API, and Entity Framework.Create and refine data models with MS SQL Server and PostgreSQL.Deploy and manage services on AWS, leveraging Docker, Kubernetes, and ArgoCD.Ensure service reliability and performance through:Defining clear SLIs, SLOs, and capacity planning.Implementing caching, retries, backoff strategies, and circuit breakers.Establishing secure multi-tenant access control.Take ownership of services from design through implementation, deployment, monitoring, and support.

Join Skelar, a leading venture builder dedicated to crafting innovative IT products that resonate on a global scale.We are currently seeking a Senior/Lead Backend Engineer to spearhead our martech initiatives within our partner company, Duomo. This platform is designed for personal and spiritual development, rooted in Christian values, providing users with customized plans to address pivotal life questions.At Duomo, we strive to create a global community where millions of Christians, organizations, mentors, and pastors can connect and grow together.Our achievements speak volumes:Users love us: Our average ratings across App Store, Google Play, and Trustpilot stand at an impressive 4.7/5.Rapid growth: Over the past year, our team has expanded fourfold.Trusted by Meta: Our partnership with Meta underscores the quality and trustworthiness of our product.We are evolving rapidly, offering every team member the opportunity to grow both professionally and personally. Our commitment to learning includes mentorship, internal education initiatives, and access to external courses.Additionally, we are integrating AI tools throughout our processes, using MCP server integrations, AI Code Review, and automation to enhance creativity and innovation.

Role overview Wix Payments seeks a Backend Engineer based in Kyiv to strengthen the systems behind payment processing for Wix users. The focus is on backend development, supporting smooth and reliable transactions across the platform. What you will do Design, build, and maintain backend features for the Wix Payments platform Collaborate with colleagues from other teams to deliver dependable payment services Help improve the stability and efficiency of transaction processing Impact This role directly supports secure and seamless payment flows for Wix users. Enhancements made here will influence the reliability and performance of payment operations throughout the platform.

About UsAt Ideals, we are a pioneering global B2B SaaS company, acclaimed as the most highly rated and customer-centric brand in the secure business collaboration arena. With over 2,000,000 users spanning 300,000 companies worldwide, we empower teams to navigate high-stakes processes and make critical decisions with enhanced efficiency, reduced stress, and superior quality.Ideals Virtual Data Room (VDR): A secure platform for document sharing and collaboration, essential for due diligence, fundraising, corporate reporting, licensing, clinical trials, and various intricate transactions.Ideals Board: A collaborative platform designed for board and leadership teams to make decisions more quickly, safely, and in compliance with regulations.The RoleWe are on the lookout for a Senior Backend Engineer (.NET) to join our Orion Team, a vital component of our organization. This team is responsible for the essential file management backbone of the Ideals VDR, which includes:File conversion pipelinesAdvanced watermarking solutionsAI-driven document classification systemsHigh-performance document viewing experiencesTeam Composition: Our team consists of 2 Backend Engineers, 2 Frontend Engineers, 2 QA Engineers, an Engineering Manager, a Tech Lead, an Architect, a Product Manager, a Designer, and a Content Manager.Technology Stack: Our technology stack includes .NET Framework 4.7, .NET 8, ASP.NET Core, Entity Framework, Web API, MS SQL Server / PostgreSQL, AWS, Docker/Kubernetes, ArgoCD, and Git.Your ResponsibilitiesEngage in all phases of the Software Development Life Cycle (SDLC) as part of a cross-functional product team, including but not limited to requirements analysis, design, implementation, testing (unit, integration, and service tests), deployment, and operational management of new product features, as well as addressing change requests, defect resolution, spikes, and proof-of-concept development.Maintain high-quality standards in all deliverables.

TENTENS Tech is a partner IT company of SKELAR, a Ukrainian venture builder focused on creating international tech businesses.We develop social discovery platforms for over 20 million users worldwide, driven by deep expertise in analytics, high-load systems, and performance marketing.Our team at TENTENS Tech consists of over 250 professionals, each acting as a CEO in their role and contributing to collective success. We adhere to the 10/10ths philosophy: we stay focused on our goals, ask the right questions along the way, and never settle for "good"—we strive for excellence and beyond. If you resonate with this description and are ready to accelerate with us, let's connect!We are currently seeking a Backend Engineer (PHP/Go) to help elevate our performance standards.

About the Role Vacancies is looking for a Manual QA Engineer based in Kyiv. This position centers on backend testing and verifying email functionality to help maintain product quality and reliability.

SKELAR is a dynamic venture builder dedicated to creating international product IT companies guided by the principles of venture investing. Together with co-founders, we assemble strong teams to launch product-focused IT businesses and excel in global markets.We are currently seeking a Junior/Middle Backend Engineer to join our partner company.This platform is designed for personal and spiritual development, based on Christian values. We assist individuals in finding answers to life's most significant questions, from deepening their faith to enhancing relationships with loved ones through personalized plans. Our users gain access to lessons, interactive quizzes, and video materials that create a comprehensive learning experience.Our strategy is to become a global platform where tens of millions of Christians, hundreds of organizations, and thousands of mentors and pastors can interact.Key Achievements We Are Proud Of:Users love us: average ratings in the App Store, Google Play, and Trustpilot are 4.7/5.We are growing rapidly: our team has quadrupled in the past year.We partner with Meta, which affirms the high quality of our product and the trust of technology leaders.We are evolving at an incredible pace, and every team member has the opportunity to grow rapidly alongside the company, both professionally and personally. The company supports learning through mentoring, internal educational initiatives, and access to external courses.Notably, we extensively integrate AI tools into all processes. We already utilize integrations with MCP servers in everyday tools, AI Code Review, and automation of key routine tasks. This allows us to focus on creativity and innovation rather than routine.

SKELAR is a prominent Ukrainian venture builder dedicated to developing international tech businesses. Together with our co-founders, we assemble strong teams poised to achieve success in global markets.Currently, SKELAR manages numerous businesses across various niches, from EdTech to marketplaces. Our companies consistently rank among Ukraine's top startups and product companies, achieving high positions in the App Store and developing platforms used by millions worldwide. Major media outlets, including TechCrunch and Wired, feature SKELAR's businesses.We take pride in our robust team of over 1,000 specialists, each bringing exceptional expertise and ambitious goals. Our people are our most valuable asset, and we aim to build businesses with the best talent available.Storyby is an entertainment tech company that transforms original ideas into captivating stories told through novels, vertical films, and immersive audiobooks. Over 10 million people globally engage with our content.In the Storyby ecosystem, we offer three key products:AlphaNovel – a platform for novels and immersive audiobooks featuring over 20,000 works.StorybyWriter – a publishing platform for more than 25,000 authors, bringing the strongest stories to life for DramaShorts.DramaShorts – a streaming service for vertical cinema with 1 million fans monthly, featuring in-house productions across Europe and the USA.We are currently expanding our team and looking for a Backend Engineer who will be a vital part of our team, helping the business grow and reach new heights.Your responsibilities will include:— Implementing and maintaining API endpoints for web and mobile: HTTP Cloud Functions, validation, OpenAPI/Swagger.— Optimizing performance: profiling, caching, and ensuring correct indexing for swift operation.— Ensuring quality and reliability: unit and integration testing (Jest), logging, tracing, alerts.— Conducting code reviews and upholding engineering standards in a monorepo (Nx, esbuild, CI).— Engaging in foundational infrastructure work using Terraform and participating in incident analysis.What we value:— You possess 3+ years of backend development experience with Node.js and TypeScript/JavaScript.— You have a strong understanding of SQL beyond basic SELECT queries, including indexing, profiling, and optimization.

Hello!We are on the lookout for a talented Junior/Middle Software Engineer specializing in Go to join Guru Apps (part of Universe Group) – a thriving iOS ecosystem with over 100 million downloads across 186 countries (including Cleaner Guru, Scan Guru, and Visify) and an impressive average rating of 4.6 on the App Store.This is an opportunity focused on progressive development, as nearly all new backend services and products within our ecosystem are launched using Go, featuring high-load capabilities in production, complex business logic, and direct impact on a million-strong audience.You’ll fit right in if you’re eager to:Develop new backend services in Go for products with a global audience while working on Core systems that serve all ecosystem products.Design high-load solutions and witness their real-world performance in production— from initial release to scaling under millions of loads.Take full engineering ownership – from architectural decisions to releases, stability, and ongoing service evolution.Enhance your technical expertise by working with high-load architectures and modern tech stacks (Go, Kubernetes, AWS, Prometheus, OTEL), integrating cutting-edge approaches in backend development.Make a tangible impact on the product – we value engineering insights and technical suggestions, with your contributions directly reflected in products that reach millions.Collaborate within an ambitious team of like-minded peers who don’t just write code but build scalable solutions, sharing knowledge and best practices across the Universe Group.Thrive in a fast-paced decision-making environment – minimal bureaucracy, extensive collaboration, and real influence without lengthy approvals.Challenges you will tackle with your future colleagues:Development of analytical and marketing platforms, which form the basis of user attribution, event processing, and product and business decision-making...

Role overview Speechify seeks a Senior Software Engineer to focus on Windows and desktop applications. This role is based in Kyiv, Ukraine. The position centers on building software that helps users interact with technology in meaningful ways. What you will do Design and develop applications for Windows and other desktop platforms Create solutions that deliver a smooth and dependable user experience Work on improving performance and optimizing applications Help build features that influence how people use technology in daily life

Join our innovative Game Development studio as a Senior Backend Developer specializing in .NET. We are seeking a seasoned professional who possesses a profound understanding of server architectures, real-time load handling, and cloud infrastructures. This position is ideal for an individual eager to build the backend for a new mobile game targeting Android and iOS platforms from the ground up, shaping the technological foundation of the product and making pivotal technical decisions.

Join our dynamic team as a Senior Full Stack Engineer where you will engage in exciting projects that enhance the digital landscape. Your expertise in both front-end and back-end development will play a critical role in delivering high-quality software solutions. Collaborate with a team of talented professionals, leveraging the latest technologies to drive innovation and efficiency.

Our Mission and VisionAt Solidgate, our mission is straightforward: to empower exceptional entrepreneurs in building outstanding internet companies. We exist to support the builders — those who are shaping the digital economy — with the robust financial infrastructure they need. Our ambitious goal is to become the leading payments orchestration platform globally.About the Team and RoleWe are in search of a talented Backend Engineer eager to transition to Go and join our team dedicated to creating products that minimize fraud-related risks for our clients. You'll be working on our innovative Representment product, which has the potential to save our merchants significant amounts of money.If you excel in a high-performing team that prioritizes speed, ambition, and ownership, then this is your opportunity. Our culture is rigorous, transparent, and highly collaborative. It may not be for everyone — but if you're ready to elevate your game alongside equally motivated colleagues, this is where you belong.Explore our technology stack here.Your ResponsibilitiesDevelop dispute management systems. Create services that gather dispute data from payment systems and convert it into actionable insights for merchants.Integrate with leading global payment providers. Collaborate with platforms like Stripe, Adyen, and PayPal.Build scalable financial infrastructure. Contribute to systems that facilitate invoicing, billing, reconciliation, and other financial functions.Launch new payment products. Collaborate with partners such as Visa, Mastercard, and AMEX to deliver innovative solutions.Enhance the Representment product. Develop APIs and interfaces that allow merchants to upload dispute evidence and submit it directly to payment schemes.Ideal Candidate ProfileDemonstrates strong ownership and a clear technical perspective (you have mastered one backend language and are ready for a new challenge).Produces production-ready systems, not just individual features.Possesses a solid understanding of high-load system design.Confident in testing (unit tests, integration tests).

TENTENS Tech is a dynamic IT partner of SKELAR, a Ukrainian venture builder focused on creating international tech businesses.We design social discovery platforms catering to over 20 million users globally. Our rapid pace and scale are driven by deep expertise in analytics, high-load systems, and performance marketing.Our team at TENTENS Tech comprises over 250 professionals, where each member acts like a CEO in their role, contributing to our collective success. We operate with a 10/10ths mindset: we stay focused on our goals, ask the right questions along the way, and never settle for 'good enough'—only maximum performance and continuous improvement. If you resonate with this description and are ready to accelerate with us, let's connect!We are currently seeking a Backend Engineer (PHP) to elevate our performance standards together.

Join our dynamic team in Kyiv, Ukraine, where you will work full-time in our modern office. We provide a convenient shuttle service from the nearest metro station for your ease.About the RoleAs a Senior Embedded Software Engineer, you'll play a pivotal role within our Architecture team, focusing on the development and implementation of essential features that enable our drones to operate safely and autonomously in the skies. Collaborating with our elite team of seven members, you'll push the boundaries of drone technology while working closely with stakeholders in Germany and the US across System Architecture and Hardware Development.Your Daily Responsibilities:Develop, maintain, and optimize the Quantum-Systems autopilot firmware and its associated stack.Design, conceptualize, implement, and test new autopilot functionalities.Export flight control and navigation algorithms from MATLAB/Simulink and integrate them into the autopilot's embedded framework.Implement, maintain, and optimize BSP/peripheral and external sensor drivers for real-time operating systems.Document and maintain autopilot firmware for flight tests, including creating flight test tickets, supporting flight tests, and analyzing post-flight data.Create unit tests and debug/troubleshoot the codebase to ensure comprehensive code coverage and functionality testing.Oversee the firmware update ecosystem, including bootloaders and firmware updates.Assist in the implementation and maintenance of production tools.