Full-Stack Software Engineer

Join us at Superhuman, where we embrace a vibrant hybrid work model that balances focused individual work with collaborative in-person sessions. This unique approach cultivates trust, sparks innovation, and strengthens our team culture.About SuperhumanSuperhuman, the parent company of Grammarly, is an AI-driven productivity platform dedicated to unlocking ev…

Kyivstar is seeking a dynamic M&A Manager to join our Business Development Office. In this pivotal role, you will be responsible for identifying and evaluating M&A opportunities, managing the complete M&A process from sourcing to deal closure, and ensuring successful post-merger integration. This position offers the chance to work in an international environment that is both fast-paced and challenging, providing an exciting opportunity for personal and professional growth.

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. Our pace and scale are sustained by deep expertise in analytics, high-load systems, and performance marketing.The TENTENS Tech team currently consists of over 250 individuals, where each member acts as a CEO in their role, contributing to the overall success. We operate in a style we call 10/10ths: we stay focused on our goals, ask the right questions along the way, and never settle for 'good'—only the maximum and a bit more. If you see yourself in this description and are ready to accelerate with us—let's connect!We are currently seeking a Regional Operations Manager for Asia to elevate our performance standards together.Challenges Awaiting You in This Role: Asia is a region that combines various countries and cultures. It is currently undergoing a phase of active diversification, leading to increasingly complex tasks while maintaining the highest quality standards.This role merges Business Development and Operations: it requires the ability to synchronize the strategic vision of the business with impeccable operational processes to achieve sustainable results. The Regional Operations Manager must be able to meticulously analyze data, identify improvement points, and ensure adherence to high platform standards in a rapidly growing environment.Your Impact Will Be:Operational Efficiency in the Asia RegionEnsuring quality execution of regular operational processes in the regionOptimizing workspace and team flowAnalyzing bottlenecks and eliminating themProposing improvements for regional work processesSuccess in Business Development ProcessesOptimizing the onboarding process and tracking the performance of new leads in the regionDeveloping a KPI plan and implementing a growth system for new leadsEnhancing Communication ProcessesPreparing training manualsManaging the regional news channelTracking the effectiveness of team communicationWhat We Value:Must-have Qualifications:Proficiency in business analyticsExperience in operational managementStrong communication skills

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.

Role overview ruby-labs is hiring an Integration Engineer specializing in JavaScript SDK and APIs. The main focus is on enhancing and maintaining integration solutions that connect our products with client systems. This position involves regular collaboration with teams throughout the company. The Integration Engineer will help design, build, and refine features that address client needs and contribute to a stronger user experience. Key responsibilities Improve and maintain integration solutions using JavaScript SDK and APIs Work closely with internal teams to support client requirements Contribute to the design and development of features that enhance the user experience Location This role is based in Ukraine.

Speechify’s mission is to remove barriers to reading and learning. With a user base of over 50 million, Speechify converts documents, books, Google Docs, articles, and websites into audio, helping people read faster and understand more. Our products span iOS, Android, Mac, a web app, and a Chrome extension. Recent recognition includes Chrome Extension of the Year from Google and Apple’s App of the Day. About the Team Speechify’s nearly 200 team members work fully remotely around the world. The group includes frontend and backend engineers, AI research scientists, and professionals with experience at Amazon, Microsoft, Google, and graduates from universities such as Stanford. Role Overview This Tech Lead position focuses on Web Core Products and the Chrome Extension. The role suits someone who approaches product decisions strategically, enjoys shaping user experiences, and thrives in a setting where priorities shift and impact is visible. Technical leadership and hands-on delivery are both important here. What Matters Here Consistent delivery of high-quality technical solutions Clear, effective communication with teammates and stakeholders Strong work ethic and personal drive Ability to lead through technical expertise rather than hierarchy Interview Process The process includes several technical assessments. The aim is to complete all steps within one week. Location This role is based in Kyiv, Ukraine. The team operates remotely.

Join Ajax Systems, a leading international technology company, as a Team Lead C++ Developer in Kyiv. We are the largest developer and manufacturer of security systems in Europe, creating a comprehensive ecosystem with over 180 devices, mobile and desktop applications, and a robust server infrastructure. Our System Department is transforming devices into fully-fledged IoT solutions, developing the innovative OS Malevich (a modular RTOS) and the Ajax Cloud service (Java 20/Kotlin, AWS). As a pivotal part of our team, you will lead the development of cutting-edge security solutions that protect millions of users across 187 countries, collaborating with a talented group of engineers and developers.

Join Hire Hangar and collaborate with rapidly expanding global companies while cultivating a sustainable, remote career.Job Title: Senior Full Stack Engineer – AutomationLocation: RemoteTime Zone: Flexible / Aligned to HQ Time ZoneRole Overview: We are in search of a Senior Full Stack Engineer who has a strong enthusiasm for intelligent automation to join our expanding SaaS platform team. Your role will involve designing and developing comprehensive solutions that integrate RPA agents, AI-driven workflows, and cutting-edge frontend experiences, enabling our clients to automate intricate tasks while focusing on their core business needs.This position is ideal for an engineer who takes pride in ownership and is proficient in architecting backend automation pipelines as well as creating user-friendly, data-rich interfaces. You will engage with the entire technology stack and work closely with AI/ML engineers, product managers, and UX designers to deliver automation features that are robust, dependable, and user-friendly.

Join Ajax Systems, a leading international technology company and Europe’s largest developer and manufacturer of advanced security systems. We are on the lookout for a talented and experienced Embedded Linux C++ Developer to enhance our Video Management System. You will contribute to our innovative ecosystem of over 180 devices and applications, leveraging your expertise to transform security solutions for millions of users globally. Collaborate within our System Department to develop cutting-edge technology, including our modular RTOS, OS Malevich, and cloud services powered by Java, Kotlin, and AWS. Play a key role in our mission to provide reliable security solutions that protect homes and businesses around the world.

Atto Trading is an innovative quantitative trading firm leading the charge in global high-frequency trading strategies. We are on the lookout for a skilled C++ Software Engineer to become a vital part of our expanding team.This role offers the flexibility of remote work from Ukraine, with occasional in-office attendance in Kyiv as circumstances permit.Our international team is diverse, comprising experts in trading, statistics, engineering, and technology. Our structured approach, combined with rapid feedback from the market, enables us to swiftly transform concepts into profitable solutions. Working in our collaborative environment allows us to tackle some of the most challenging issues in the industry together. As a small firm, we maintain agility and uphold the highest standards of integrity, creativity, and dedication.Your Responsibilities:Architect and implement performance-critical components for our large-scale trading infrastructure.Develop high-frequency trading (HFT) systems in C++ focusing on low latency and unwavering reliability.Produce modern, efficient code based on the latest C++ standards.Engage directly with cutting-edge networking hardware using kernel-bypassing drivers.Conduct performance research aimed at enhancing the speed and scalability of our platform.Qualifications:Minimum of 3 years of direct experience in C++ development.In-depth understanding of C++ standards (C++14, C++17; C++20 knowledge is highly desirable).Practical experience with Python and/or Bash scripting.Familiarity with Linux operating systems and system-level programming.Strong understanding of multithreading, IPC, and concurrent systems.Proven ability to optimize latency and throughput, including experience with profiling and PGO.Knowledge of object-oriented programming and software design patterns.Bachelor’s degree in Computer Science, Computer Engineering, or a related technical discipline.Meticulous attention to detail, coupled with a critical and quality-oriented mindset.Able to work independently or within small teams in a fast-paced environment.Excellent communication skills and upper-intermediate (or higher) proficiency in English.A genuine curiosity and passion for financial markets and trading.Preferred Qualifications:Experience in developing high-performance, low-latency systems on Linux.Familiarity with operating system internals and kernel-level networking.Understanding of financial instruments such as stocks, ETFs, futures, or options.Knowledge of protocol-level networking (TCP/UDP/IP stack insights are a plus).Benefits:Competitive compensation package.Performance-based bonus opportunities.Healthcare and sports/gym budget.Mental health support, including access to therapy.Paid time off (25 days).Relocation support (where applicable).