Senior Back-end Engineer (Java & Python) at N-iX | Ukraine

Superhuman Platform Inc. is seeking Back-End Software Engineers based in Ukraine to join our remote team. This role focuses on building and maintaining the core infrastructure and features that support millions of users each day. Superhuman, now part of Grammarly, develops an AI-powered productivity platform used by over 40 million individuals and thousands of organizations worldwide. Our tools integrate with a vast range of apps and websites, helping users streamline their work and communicate more effectively. More details about our mission and values can be found at superhuman.com and through our core values. Role overview As a Back-End Engineer, you will play a key role in shaping the Superhuman product suite. The work involves tackling complex technical challenges as our platform scales, directly impacting the experience of millions of users. Our engineers and researchers have the autonomy to innovate and influence the product roadmap. For insights into our technical projects, visit our technical blog. What you will do Write and contribute production code starting from your first week, launching impactful features within your initial months. Develop and maintain backend services that handle significant call volumes. Ensure high availability and reliability for both consumer and enterprise clients. Build expertise in infrastructure as code (IaC) practices. Collaborate with teams such as Core, Growth, Enterprise, Trust, and Data to enhance product offerings. This position is remote within Ukraine and offers the chance to work on meaningful projects that drive real impact for a global user base.

Superhuman offers a vibrant hybrid working model for this position. This flexible approach allows our team members to enjoy focused work periods while also benefiting from in-person collaboration that nurtures trust, innovation, and a robust team culture.About SuperhumanSuperhuman, now part of Grammarly, is an AI productivity platform dedicated to unlocking the extraordinary potential within everyone. Our suite of applications and agents integrates AI into everyday workflows, collaborating with over 1 million applications and websites. Our offerings include Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, a proactive AI assistant that understands context and delivers timely help. Established in 2009, Superhuman empowers over 40 million individuals, 50,000 organizations, and 3,000 educational institutions globally to eliminate busywork and concentrate on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo meet our ambitious objectives, we are seeking talented Back-End Software Engineers to join our engineering teams. Superhuman's engineers and researchers are empowered to innovate and discover breakthroughs that shape our product roadmap. As we scale our interfaces, algorithms, and infrastructure, we are faced with increasingly complex technical challenges. You can learn more about our work on our technical blog.As a Back-End Engineer at Superhuman, you will be instrumental in developing the core components of our product offerings, infrastructure, and features that assist 30 million users in writing with clarity and effectiveness every day.In this role, you will:Begin writing and deploying code in your first week and launch impactful features within your initial months.Develop and maintain production services with high call rates.Aim for high availability for both consumer and enterprise clients.Learn to build infrastructure as code (IaC).Collaborate extensively with internal teams like Core, Growth, Enterprise, Trust, and Data to deliver exceptional product experiences.Contribute to an engineering culture that prioritizes documentation, testing, and user experience.Assess existing systems and technologies while proposing enhancements.

Superhuman, part of Grammarly, builds AI productivity tools used by over 40 million people in 50,000 organizations worldwide. The platform integrates with a wide range of applications, offering features such as advanced writing assistance, collaborative workspaces, and a proactive AI assistant. Founded in 2009, Superhuman focuses on helping users minimize busywork and concentrate on what matters most. More details about the company and its values can be found at superhuman.com and the Superhuman values page. This Full-Stack Software Engineer role is open to candidates based in Ukraine and is fully remote. Superhuman supports a hybrid work model, combining focused remote work with opportunities for in-person collaboration to foster trust and innovation. Role overview Full-Stack Engineers at Superhuman play a key role in building features and infrastructure that drive user growth and highlight the platform’s value. The work involves both front-end and back-end development, supporting a product that serves a large and diverse user base. Engineers are encouraged to contribute ideas and experience, helping shape the team and product direction. For more on Superhuman’s technical work, visit the engineering blog. What you will do Start coding and shipping production-ready features within your first week, aiming to deliver impactful results in the first few months. Develop and maintain back-end services that handle high call volumes, as well as create engaging front-end user interfaces. Support high availability for both consumer and enterprise customers. Build expertise in infrastructure as code (IaC) practices. Superhuman values engineers who bring their unique strengths to the team and encourages sharing insights and aspirations to ensure a strong fit.

Join our dynamic team as a Senior Software Engineer at everai, where you will have the opportunity to work remotely from anywhere in Ukraine. We are seeking a highly skilled and motivated engineer who is passionate about developing innovative software solutions and driving technology forward.In this role, you will collaborate with cross-functional teams to design, build, and maintain scalable applications. You will be instrumental in ensuring the quality and performance of our software, while also mentoring junior engineers and contributing to the overall success of our projects.

We are on the lookout for a skilled and experienced Senior .NET Engineer to join our dynamic team.The Senior Back-end Engineer will play a crucial role in architecting and developing high-performance, scalable backend systems tailored for B2C, DTC, and B2B warehouse management applications. This position emphasizes the creation of resilient microservices architectures, the development of high-transactional systems, and the utilization of cloud-native technologies to ensure outstanding performance and dependability. As a Senior Back-end Engineer, you will engage with cutting-edge technologies, mentor junior team members, and actively contribute to architectural decision-making.

Superhuman embraces a flexible hybrid working model for this position, allowing team members to enjoy focused work time while also benefiting from in-person collaboration that nurtures trust, innovation, and a robust team culture.About SuperhumanSuperhuman, which includes Grammarly as part of its offerings, is an AI-driven productivity platform dedicated to unlocking the superhuman potential in everyone. Our suite of applications seamlessly integrates AI into daily workflows, connecting with over a million applications and websites. Our flagship products feature Grammarly’s writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, the proactive AI assistant that offers contextual help automatically. Since our founding in 2009, Superhuman has empowered more than 40 million individuals, along with 50,000 organizations and 3,000 educational institutions worldwide, to eliminate busywork and concentrate on what truly matters. Discover more at superhuman.com.The OpportunityAs we pursue ambitious goals, we are seeking a Site Reliability Engineer (SRE) to join our infrastructure team. This role will focus on developing software to guarantee the reliability of our backend systems, collaborating closely with engineers in charge of these systems, and strategizing for our future expansion. You will collaborate with our existing production engineering teams in the EU as we shift from a “you build it, you own it” paradigm.At Superhuman, engineers and researchers are encouraged to innovate and discover breakthroughs, which directly impacts our product roadmap. As we scale our interfaces, algorithms, and infrastructure, the complexity of our technical challenges is rapidly increasing. Explore more insights from our team on our technical blog.As an SRE, your responsibilities will include:Scaling our Kubernetes-based control plane that handles billions of events daily.Enhancing our automation mechanisms to respond effectively to workload demands.Implementing Machine Learning systems across the organization.

At Superhuman, we embrace a dynamic and flexible hybrid work model, allowing our team members to enjoy both focused work time and opportunities for in-person collaboration. Our approach fosters trust, innovation, and a robust team culture. Please note that candidates for this role must be based in Ukraine.About SuperhumanGrammarly is now a part of Superhuman, an AI-driven productivity platform dedicated to unlocking the extraordinary potential within everyone. Our suite of applications and agents integrates AI into daily workflows, enhancing productivity across over a million applications and websites. Our offerings include Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, our proactive AI assistant that intuitively provides context-based help. Founded in 2009, Superhuman empowers over 40 million individuals, 50,000 organizations, and 3,000 educational institutions globally to reduce busywork and concentrate on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo achieve our ambitious objectives, we are seeking a Customer Care Specialist to join our Customer Care team. This pivotal role will lead the transformation of customer experiences, employing innovative customer care strategies. Your contributions will directly enhance Superhuman's product offerings and help retain and expand our revenue-generating customer base.In this role, you will:Provide timely, empathetic, and personalized support, ensuring customer needs are prioritized in every interaction.Address non-technical inquiries regarding accounts, subscriptions, and product offerings through our email help desk.Create positive customer experience outcomes that enhance satisfaction and loyalty.Collaborate on various tasks both independently and with team members to improve operational efficiency and bring innovative ideas to fruition.Your Journey with Us:First 30 Days: Immerse yourself in our company culture and policies while mastering the tools, workflows, and ticket resolution processes. With the guidance of seasoned colleagues, you will complete training assignments and assessments promptly.By Month Three: Gain comprehensive knowledge of our products and services, allowing you to confidently assist customers and contribute to our team goals.

Role Overview Flosum is hiring a Software Development Manager to work remotely from Ukraine. This role leads software development projects and oversees the full development lifecycle, from initial concept through to delivery. What You Will Do Guide and support the development team through all stages of the software lifecycle Work closely with cross-functional teams to deliver software solutions that meet high standards for quality and performance Promote a culture of continuous improvement within the team About Flosum Flosum builds software solutions and values strong leadership, collaboration, and a commitment to delivering quality products.

About Ajax Systems Ajax Systems stands as a major international technology company and is the largest security systems manufacturer in Europe. Over 4.5 million end users and 330,000 PRO users in more than 180 countries rely on our products. Our solutions protect homes and businesses of every scale. The current lineup includes 280 devices covering intrusion protection, video surveillance, fire safety, comfort, and automation. Both our team and user community continue to grow each year. Role Overview: Back-end QA Engineer (Lviv) Security systems demand reliability and stability. At Ajax Systems, the QA Department takes an active role in every phase of product development, from the earliest design through production and ongoing support. QA Engineers here do far more than standard testing. They investigate and uncover bugs across hardware, software, and system interactions. The team puts new devices through rigorous trials, including simulations of human and animal movement, extreme weather conditions, and controlled fire or flooding scenarios.

Superhuman provides an innovative hybrid working model for this role, offering employees a balance of focused work and collaborative in-person interactions that promote trust, creativity, and a robust team culture.About SuperhumanSuperhuman is an AI productivity platform dedicated to unlocking everyone's superhuman potential. With a suite of applications and agents, Superhuman integrates AI into the workflow of over 1 million applications and websites. Our offerings include Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, the proactive AI assistant that provides contextual help. Established in 2009, Superhuman empowers more than 40 million people and 50,000 organizations globally, enabling them to reduce busywork and concentrate on what truly matters. Discover more at superhuman.com and learn about our values here.The OpportunitySuperhuman is consolidating its compliance practices across its product family into a unified program. As a Compliance Program Manager, you will oversee audit execution, control testing, and vendor risk management within a multi-product environment. This role is ideal for a mid-level GRC professional looking to advance from single-entity compliance to audit integration, cross-framework collaboration, and strategic initiatives.This high-impact role allows you to shape Superhuman's multi-product compliance program. You will help unify the organization's compliance approach into a cohesive strategy while working across diverse frameworks, including AI management. You will be part of a small, responsible team that leverages LLMs and AI agents to enhance GRC workflows. Your contributions will be highly visible to Legal and Engineering leadership, granting you direct influence over the development of a modern, AI-driven compliance program as we expand our product offerings.In this role, you will:Lead audit evidence collection, validation, and documentation throughout audit cycles, managing scheduling, coordination, and stakeholder engagement.Facilitate multi-entity audit programs across products at varying maturity levels, including consolidation and gap analysis.Design and implement control testing procedures across SOC 2, ISO 27001, ISO 27017/27018, ISO 27701, PCI DSS, and ISO 42001.Identify control deficiencies, document findings, and drive remediation efforts with control owners.

Join Joyride Autos, a pioneering marketplace in the automotive sector focused on unclaimed vehicle auctions. Founded by a dynamic team of entrepreneurs and car enthusiasts, we aim to establish the leading online auction platform, ensuring a seamless and secure experience for buying and selling unclaimed vehicles.Since our launch in April 2020, we have successfully conducted regular online auctions in major U.S. cities and are ambitiously expanding into new markets. Our agile team is composed of positive and collaborative professionals dedicated to making Joyride the most trusted name in unclaimed vehicle auctions.About the Role:This position is an individual contributor role reporting to the Head of Engineering, focusing on the Joyride Autos auction platform. You will collaborate with our talented teams in the U.S. and Ukraine to develop new product features from conception through implementation and maintenance. This role offers a unique opportunity to engage in all phases of building complex software systems while delivering innovative features to production.About You:You are a proactive individual who thrives in a fast-paced environment. You have a passion for transforming ideas into reality.What You’ll Do:- Collaborate with our lead engineer/architect on both front-end and back-end product features.- Work alongside a team of engineers, initiating projects from the ground up and also enhancing existing codebases.- Provide accurate estimates, evaluate feasibility, and assess new platforms and technologies for project implementations.

Join Superhuman, where we embrace a flexible hybrid work model that strikes a balance between focused remote work and occasional in-person collaboration. This approach enhances trust and innovation while nurturing a strong team culture.This internship position is open to candidates residing in Ukraine, offering the opportunity to work remotely with the option to collaborate in-person at our Kyiv hub.About SuperhumanSuperhuman is an AI-driven productivity platform that aims to unlock the extraordinary potential within everyone. Our suite of applications integrates seamlessly with over 1 million apps and websites, including Grammarly's writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, the proactive AI assistant. Since our founding in 2009, we have empowered over 40 million individuals, 50,000 organizations, and 3,000 educational institutions globally to minimize busywork and concentrate on what truly matters. Discover more at superhuman.com and learn about our values here.The OpportunityWe are on the lookout for passionate Software Engineering Interns to join our Engineering team for the summer of 2026 (June 23 - September 11). Interns will engage in diverse projects across front-end, back-end, full-stack, and mobile engineering, helping Superhuman address some of our most intriguing technical challenges while gaining invaluable experience delivering features to millions of users.Our engineers and researchers enjoy the freedom to innovate and contribute to our product roadmap. As we scale our interfaces, algorithms, and infrastructure, the complexity of our technical challenges continues to evolve. You can learn more about our work through our technical blog.As a Software Engineering Intern, your responsibilities will include:Tackling an end-to-end engineering challenge aligned with your team’s overarching goals.Contributing code within your initial weeks!Iterating quickly to refine and enhance your contributions.

Superhuman embraces a vibrant hybrid working model for this position. This flexible framework allows team members to enjoy focused work time alongside in-person collaboration that nurtures trust, innovation, and a robust team culture. Candidates for this role should be located in Ukraine.About SuperhumanSuperhuman, the parent company of Grammarly, is an AI productivity platform dedicated to unlocking the superhuman potential within everyone. Our suite of applications and agents brings AI capabilities to wherever people work, seamlessly integrating with over 1 million applications and websites. Our extensive product offerings include Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, the proactive AI assistant that comprehends context and provides timely help. Established in 2009, Superhuman empowers more than 40 million individuals, 50,000 organizations, and 3,000 educational institutions globally to eliminate busywork and focus on what truly matters. Discover more at superhuman.com and learn about our values here.The OpportunityTo meet our ambitious objectives, we are seeking a Customer Care Specialist to enhance our Customer Care team. In this role, you will spearhead the transformation of the customer experience through innovative customer care initiatives. Your contributions will directly influence the improvement of Superhuman's product offerings and the retention and growth of our revenue-generating customer base.In this position, your responsibilities will include:Providing prompt, empathetic, and personalized support, ensuring our customers' needs are prioritized in every interaction.Managing non-technical inquiries regarding accounts, subscriptions, and product offerings via email (help desk).Delivering exceptional customer support experiences that drive customer satisfaction and loyalty.Collaborating on various tasks, both independently and with cross-functional teams, to enhance operational efficiency and implement your ideas effectively.Your Journey with Us:First 30 Days: Immerse yourself in our company culture and policies while mastering the tools, workflows, and ticket resolution processes. With guidance from experienced colleagues, you will complete training assignments and assessments promptly.By Month Three: Acquire a thorough understanding of our product offerings. Following six weeks of dynamic training and successfully passing the final assessment, you will be prepared to address a variety of customer inquiries and challenges.

Join KPMG, a globally recognized network of independent firms specializing in audit, tax, and advisory services. KPMG Ukraine has been distinguished as one of the Top 50 Employers according to Forbes for 2023-2024, and is among the Top 5 Employers for Youth in the Audit and Consulting Sector, as per a student survey by UGEN. In March 2025, KPMG Ukraine proudly became part of the Veteran-Friendly Business Principles, demonstrating our commitment to supporting veterans and those who serve our country. We are also recognized for our high level of voluntary compliance with tax legislation, a mark of our integrity and professionalism.Why choose KPMG?We offer:Collaborative teams making a significant impact;Access to a wide range of internal and external learning opportunities for professional growth;Involvement in national reconstruction projects;Enhanced psychological support services for mobilized employees and veterans;Comprehensive medical insurance, including special provisions for veterans;Generous annual leave of 29 calendar days;5 additional paid wellness days;Engaging well-being activities such as webinars, yoga, book clubs, and community support initiatives;Flexible work arrangements, including the option to work remotely or from our comfortable office in the city center;Opportunities for charity work, volunteering, and engaging in eco-friendly practices;Official salary with full tax contributions;Exciting challenges and clear paths for career advancement;Contributions to our collective success and victory.We are seeking a Transfer Pricing Intern for our Tax & Legal department.Your key responsibilities will include:Your initial focus will be on analytical tasks such as reviewing relevant legislation, gathering information, conducting benchmarking studies, and preparing comprehensive reports. As you gain experience, you will gradually take on more responsibilities in client engagements.

KPMG is a leading international network of independent firms providing audit, tax, and advisory services. Discover more about KPMG in Ukraine via this link.KPMG Ukraine has been recognized as one of the top 50 employers by Forbes for 2023-2024 and ranked among the top 5 employers for young professionals in audit and consulting, according to a student survey conducted by the branding agency UGEN in 2023-2024. In March 2025, KPMG Ukraine joined the cohort of leading companies that signed the Principles of Business Friendly to Veterans. We are also listed among taxpayers with a high level of voluntary compliance with tax legislation (the so-called "White Club").We are currently seeking a Compliance Specialist (AML) to join our internal legal team to help uphold the highest standards of quality, ethics, and integrity.Why Join Us?We Offer:Engaging work in teams that create meaningful impact;Access to internal and external training that promotes professional development;Participation in national reconstruction projects;Psychological support services (increased consultations for mobilized persons, veterans, and their families);Health insurance (expanded coverage options for veterans);29 calendar days of vacation;5 additional paid health days;Wellness webinars, yoga classes, book clubs, women's community, and blood donor community;Charitable activities and volunteering, support for vulnerable groups, animal care, and a green office;Official salary with tax deductions;Exciting challenges and transparent growth conditions;Contributions and donations towards victory.Main Responsibilities:KYC/AML checks: conducting due diligence on clients (KYC).Training and process improvement: organizing staff training on financial monitoring and enhancing internal policies and procedures.Updating internal documentation: reviewing and updating policies, procedures, and guidelines related to financial monitoring/compliance.

KPMG, a leading international firm in audit and consulting, is on the lookout for a talented Motion Graphic Designer with strong graphic design skills. If you have a passion for contemporary visual communication, enjoy bringing ideas to life through animation, and aspire to work on large-scale projects for an esteemed global brand, we would love to hear from you!Your Responsibilities: Create dynamic animated videos for social media and internal communications.Develop video creatives and animated advertising materials for platforms such as Facebook, Instagram, and LinkedIn.Edit videos for our YouTube channel.Design static graphics (social media visuals, banners, etc.) that align with our brand identity.Qualifications: Proficient in After Effects, Premiere Pro, Photoshop, and Illustrator.Experience in animation, video editing, and visual storytelling.Possess a modern aesthetic sense and the ability to tailor trends to corporate identity.Have a portfolio showcasing motion design work and at least 2 years of professional experience.Demonstrate responsibility towards deadlines and commitment to delivering high-quality projects.Preferred Skills: Ability to generate creative ideas and suggest visual solutions.Intermediate English proficiency.Experience with PowerPoint.

N-iX brings together over 2,400 professionals from more than 40 countries, delivering software development services since 2002. The company partners with Fortune 500 clients and industry leaders on projects in cloud computing, data analytics, AI/ML, IoT, and other advanced technologies. Clients represent fields such as finance, manufacturing, telecommunications, and healthcare. Role overview The Senior Data Engineer position at N-iX is based in Ukraine. The role centers on designing, building, and maintaining complex data pipelines within the Palantir Foundry platform. Responsibilities include working with Ontology Objects and Foundry Functions to support data-driven solutions. Key focus areas Develop and optimize data pipelines for large-scale data processing Work with Ontology Objects and Foundry Functions in Palantir Foundry Contribute to data architecture and ensure solutions meet project requirements Requirements Experience with cloud technologies Background in data architecture Strong problem-solving skills for complex data challenges

Kiss My Apps is a dynamic platform company that integrates 7 product verticals and boasts over 30 AI-first products, serving more than 100 million users with our unique ecosystem of analytics, payment, and marketing solutions.Our products, including AI Remodel, Printer, Botan, and Calorie Counter, are recognized as world leaders in the utilities, lifestyle, and health & fitness niches. They consistently secure top positions in the App Store, addressing the needs of hundreds of millions.We pride ourselves on our rapid growth, achieving a minimum of 3x year-on-year expansion, and we're looking for an iOS Engineer to help accelerate our scaling even further.About the Role:Our Chillio team seeks an iOS Engineer who will play a crucial role in enhancing our iOS application, which has an active user base.In this position, you will tackle complex UI/UX challenges, optimize performance, and integrate with backend APIs.Chillio is a wellbeing platform designed to foster healthy habits, promote self-care, understand emotions better, maintain focus, and achieve personal goals in a fun and engaging way.Our product suite includes web (PWA), iOS, and Android applications, emphasizing the need for seamless functionality across platforms and close collaboration with cross-functional teams.We are currently experiencing growth of 50% quarter over quarter.Your Responsibilities:- Develop and maintain the iOS application with a focus on user experience;- Implement UI components and animations according to design specifications;- Integrate with REST APIs and real-time services;- Optimize application efficiency and performance;- Participate in architectural discussions and decisions;- Collaborate closely with designers, product managers, and backend teams;- Support CI/CD processes.What We Expect from You:- Excellent knowledge of Swift and iOS SDK;- Experience with SwiftUI or UIKit;- Familiarity with architectural patterns (MVVM, VIPER, Clean Architecture);Preferred Qualifications:- Experience in startups or fast-paced product environments;- Familiarity with Firebase, push notifications, and App Store Connect;

Role overview KPMG Ukraine is hiring a System Engineer in Kyiv. This role focuses on designing, implementing, and maintaining complex systems for a range of clients. Collaboration with cross-functional teams is central to the work, with an emphasis on meeting varied client needs and supporting process improvements.