Senior Backend Engineer (.NET) at Ideals | Kyiv, Ukraine

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.

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.

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 is a prestigious global network of independent professional services firms that deliver Audit, Tax, and Advisory solutions. Operating under the KPMG brand, our member firms across the globe are committed to providing exceptional professional services. With a presence in 143 countries and territories, we employ over 273,000 partners and staff dedicated to upholding our reputation for excellence.As a DevSecOps Engineer at KPMG, you will join a dynamic team that thrives on innovation and collaboration. We seek a proactive individual who possesses a solid foundation in coding, artificial intelligence, project management, and architectural principles. You will play a pivotal role in engaging with clients on diverse advisory projects, utilizing your expertise to drive impactful solutions.

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 Kyivstar as a Data Analyst and be at the forefront of data-driven decision-making. In this pivotal role, you will analyze complex data sets to provide insights that will shape business strategies and enhance operational efficiency.

KPMG is a leading global network of professional firms delivering exceptional Audit, Tax, and Advisory services. With a presence in 143 countries and territories, our team of over 265,000 professionals is dedicated to providing high-quality services that reflect our unwavering commitment to integrity and client insight.At KPMG, we believe in fostering an environment where our professionals can reach their full potential, thereby enhancing our reputation as a top-tier firm to collaborate with. We strive for excellence in everything we do, ensuring that our clients and communities thrive.

We are looking for a Product Manager who is ready to take responsibility for results and become part of the future unicorn.Guru Apps is a business under the umbrella of Universe Group and develops mobile applications that lead in two main areas: utilities and AI. Our most notable apps include Cleaner Guru, Scan Guru, Assist Guru, and Visify.Our Achievements:Over 100 million downloads worldwide.4.6 average user rating in the App Store.More than 6 products in our portfolio.Our products rank top in their niches. In October 2024, Cleaner Guru topped the App Store rankings in the USA, Canada, and Australia, surpassing Instagram, Temu, ChatGPT, and TikTok. In 2025, another product of ours - Visify, achieved similar success.We have our own R&D lab that creates new products and helps the business scale.If you want to see how we launch apps in a week, test hundreds of ideas, and scale products that are already in the hands of the world, just watch this video about Guru Apps.

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.

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.

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.

KPMG is a leading international network of independent firms providing audit, tax, and advisory services. For more insights about KPMG in Ukraine, please follow this link.KPMG Ukraine has been recognized as one of the top 50 employers by Forbes (2023-2024) and is ranked among the top 5 employers for youth in the audit and consulting sector in a student survey conducted by the branding agency UGEN in 2023-2024. In March 2025, KPMG Ukraine joined a group of leading companies that first signed the Principles of Business Friendly to Veterans. Additionally, we are listed among the taxpayers with high levels of voluntary compliance with tax legislation, known as the 'White Club'.We are currently seeking a Junior Auditor who is eager to grow in this field and become part of a team of professionals!Why should you join us? Here’s what we offer:Work in teams that create meaningful impact;Access to internal and external training that enhances professional skills;Participation in national reconstruction projects;Psychological support services (increased consultations for mobilized personnel, veterans, and their families);Medical insurance (extended options for veterans);29 calendar days of vacation;5 additional paid days for health care;Wellness webinars, yoga classes, book clubs, women’s community, and blood donor community;Opportunity to work remotely or from a comfortable office in the city center;Charitable activities and volunteering, support for vulnerable groups, animal care, and green office initiatives;Official salary with tax deductions;Exciting challenges and transparent growth conditions;Contributions and donations towards victory.What awaits you?Execution of preliminary audit procedures;Preparation of working papers for audit projects;Collaboration with experienced colleagues;Interaction with the company's tax and consulting departments.This job is for you if you:Are a student (2nd to 6th year) or a graduate in economic disciplines;Have English proficiency at level B1 or higher;Possess analytical skills;Can work in a team and are eager to learn and develop in auditing.KPMG Ukraine creates a working environment where everyone has opportunities for development and career building: the company adheres to a zero-tolerance principle towards any manifestations of discrimination based on age, gender, sexual orientation, or disability. We respect diversity of thought and experience, believing that working together, people with different knowledge and perspectives generate more creative ideas, find better solutions, and develop innovative products.

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.

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.

About KPMGKPMG is a prestigious global network of independent firms specializing in audit, tax, and advisory services. Recognized as one of the top 50 employers by Forbes (2023 - 2024), KPMG Ukraine also ranks in the top 5 for young professionals in the audit and consulting industry, as reported by the UGEN branding agency (2023 - 2025). In March 2025, KPMG Ukraine proudly aligned with the Veterans-Friendly Business Principles, demonstrating our commitment to supporting veterans.Why Join Our Team?Engaging practices tailored for individuals who value meaningful work;Access to a variety of internal and external training programs for professional growth;Comprehensive health insurance, including expanded options for veterans;Psychological support services, offering 20 prepaid sessions for KPMG employees and additional support for veterans and mobilized individuals;Five extra paid health care days;A generous vacation policy of 29 calendar days;Participation in well-being webinars;Flexibility to work in a hybrid format, with options for remote work or in our modern office in the city center;Official salary with tax deductions.Your Role:Manage the recruitment process to ensure timely and cost-effective hiring of experienced professionals;Conduct direct searches, pre-screen CVs, and perform reference checks;Assess and select candidates while coordinating interviews with hiring managers;Extend job offers to successful candidates and manage the hiring process;Facilitate welcome training sessions for new employees.Your Qualifications:A minimum of 3 years of recruitment experience;Exceptional communication, interpersonal, and conflict resolution abilities;Strong analytical skills with a goal-oriented mindset;Able to work independently as well as collaboratively within a team.KPMG Ukraine is dedicated to fostering a work environment that encourages career development for all. We uphold a zero-tolerance policy towards discrimination based on age, gender, sexual orientation, or disability. We believe that diverse perspectives lead to innovative solutions, and we are excited to welcome individuals from various backgrounds.Join us at KPMG Ukraine to showcase your unique talents and realize your potential!

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.

Greetings from Brainstack, a leading multi-product IT company based in Ukraine.If you're seeking a realm of opportunities for continuous growth and enjoy tackling challenging tasks, then you've come to the right place. Here, you will encounter challenges that will help you fulfill your ambitions, build profitable businesses without illusions, and transform ideas into successful IT products. Our team is always here to support you and won't let you face challenges alone.Our portfolio includes mobile and web applications and services with millions of users across various niches, such as Parental Control, Wellness, and AI.We are currently looking for a Helpdesk Engineer to join our friendly Infrastructure Operations team within the Infrastructure department.Key Responsibilities:— Provide user support (for employees);— Ensure the operational efficiency of the office;— Support and upgrade the company's internal services.Your Future Team:→ Lead David can teach you how to ask the right questions and find the answers;→ Team includes: System Administrator, 2 Helpdesk Engineers, DevOps Engineers, Head of Department.→ Tools: Jira (cat);→ Team level: Middle & Senior.What Awaits You:→ Work within a team that ensures stable and secure operations across the company;→ Make a real impact on employee user experience and the continuity of business processes;→ Opportunities to enhance your technical expertise and grow in IT Ops / DevOps / Security.About You:Experience in Helpdesk / IT Support / Service Desk Engineer roles for 6–12 months;Proficient understanding of Windows 10/11 and macOS at the user administration level;Knowledge of basic network principles (TCP/IP, DNS, DHCP, VPN);Experience with user management systems (Active Directory or similar);Strong problem-solving skills and the ability to work collaboratively in a team environment.

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.