Best Data Modeling Specialists Kharkiv Near Me

4worldlovers: We are a custom software development team of 150+ talented IT engineers and experts dedicated to building complex tech-savvy software solutions and catering to industry-leading giants and smaller businesses since 2010.

Up to 60 SYTOSS’s experts worked for a No.1 Telecom services provider, and an industry leader operating in several countries. The delivered system works with a 6 billion users database and a product catalog of 110 thousand offerings. It is a 15 years-long collaboration. We support and maintain the system until now.

We are skilled at creating custom software using an array of cutting-edge software development methodologies and techniques. Being a company consummate in software development, our strength is the ability to manage the implementation of a single software solution comprising various applications, modules, and solving non-trivial business tasks. We’ve gained a vast amount of Business Analysis experience and in-depth System Integration expertise.

We also use modern trends like AI, ML, Blockchain, Neural Networks, and IoT, to build top-notch software development projects.

Scale and Complexity. We are consummate in delivering massive-scaled, complex IT applications, intended for processing large amounts of data. As custom software development mavens, we can help you bring a business idea to life as a custom enterprise-grade software, add value to a current tailored large-scale solution, or assist your company in cost-effectively implementing a project on behalf of your clients.

Reliability and Affordability. For over ten years of our work, we’ve gained expertise in implementing enterprise-grade software development projects for industry leaders in the West and the Middle East. Working with industry incumbents on custom software development has helped us accumulate a great deal of experience in delivering major software development projects.

Premium Quality. We’ve created custom software tailored for enterprise business needs and serving industry-specific demands for our clients from the Telecom, FinTech, Shared Economy, eCommerce, Marketing, Digital Media, and Publishing verticals. Most of our customers return with their next-to-implement business ideas, and the long-term collaboration with one of our clients lasts for 15 years.

Hire dedicated developers with us. We incorporate our company's in-depth industry expertise and our location in one of the world's most well-known software outsourcing hub centers to hire crème-de-la-crème software developers on your behalf.

Whether you need to seamlessly extend your in-house software development team or to staff a software development project, we can help you with the team skilled enough to match your quality demands and in the shortest possible time.

All Software Development Services. End-to-End. All in One Place. Do you want a startup idea implemented from the ground up? Or does your company need help with managing your remote teams, so that your in-house experts can focus on some other, more important activities?

In both cases, the Managed Software Development engagement model would be the right choice for you. All you need to do is define the project scope and milestones, and we will take care of all the rest, from any required business analysis and project planning, to project delivery and project support.

You define the objective, we take all the risks. Are you looking for implementing a startup idea, or just want to expand an existing software application with more features, but would hate to be continually adjusting the project budget as a result of missed timelines? In this case, the Fixed Price engagement model can come in handy.

This client engagement model allows you to retain full control over your costs, milestones, and go-live dates.

SYTOSS is a custom software development company that is massively experienced in delivering client projects using the Fixed Price model.

"I've had the benefit of closely working with many members of this awesome team ever since 2004. We've relied heavily on SYTOSS on a number of occasions, and they've been central to the success of no less than a dozen complex projects I was in charge of implementing. Their developers are very good and fast, and the best is they keep up this quality now in generations of developers.

As a software provider, they know most things Telecom inside out. I believe SYTOSS is an incredible partner — hugely knowledgeable, dependable, and easy to deal with."

4worldlovers:

Our mission is to develop digital modernization strategies for customers by combining innovative technologies and deep expertise with cloud platforms.


Learn more about our core services below and contact us to start your digital transformation today!


At ABCloudz, we are a leading provider of database services, helping our customers manage, optimize, and secure their data. We understand the importance of data for businesses, and that’s why we have partnered with AWS and Microsoft to offer our customers advanced and secure cloud-based database solutions. As an Advanced Tier Partner of AWS and a Microsoft Gold Partner, we leverage the best cloud solutions in the world to help you achieve your business goals. Our services include a range of AWS databases, such as RDS for PostgreSQL, Aurora, DynamoDB, and Redshift, as well as DMS and the Schema Conversion Tool. Additionally, we offer a full range of Azure database solutions, including Azure SQL Database, Azure Database for PostgreSQL, Azure Cosmos DB, and Azure Database Migration Service.


ABCloudz team of AWS- and Microsoft- certified experts helps customers design, migrate, and manage their databases in the cloud with a focus on high availability, scalability, and security. Our customers can benefit from the advanced features and performance of cloud-based databases and receive top-notch service and support from our team.

4worldlovers: NIX Solutions is a team of professionals who are “creatively brave”. We dare to take on complicated tasks that demand novel solutions. Innovation and flexibility drive our search for the best technical solutions for our clients. The end-goal is always delivering reliable results.

NIX Solutions provides custom software development services backed by proven expertise in IT and considerable portfolio of successfully completed international projects. Our projects range from single-purpose tasks for small businesses to highly complex, multi-platform systems for large corporate clients.

All of the cutting-edge trends are represented in the Development Services of our company. We are skilled in Java, .NET, PHP (LAMP), JavaScript, C++ and development CMS.

Our web sites and networks offer wide functionality and are integrated with payment systems, mobile platforms and corporate resources.

We create applications for the most popular mobile platforms: iOS, Android.

Our iOS apps have their analogues for the Android mobile platform. Interactive mobile applications offer unlimited functionality. Your ideas can be embodied in mobile apps!

The essential part of our projects is connected with Quality Assurance. QA department, the largest team in our company, performs testing of various software, web and mobile applications to bring projects up to standard.

We provide various testing services: from manual up to stress testing and test-driven development.

We are committed to operational excellence. We can provide server support, remote system monitoring 24×7×365, and deploy upgrade install.

Our System Integration service ensures proper operation of your mail and web data systems. We also offer services in cloud systems design, setup and tuning.

Our digital marketing experts help you grow the business. Whether you want to get the first line in Google search results, promote a new mobile app or generate publicity for a brand in social media, we're here to help to develop a marketing solution and implementing it.

IT Project Management is based on our realization of your ideas. We are ready to undertake all the work beginning from the analysis stage up to support of the released project. Our managers will create schedules, coordinate teams of experts and provide the right solutions for your ideas.

Request Proposal. Our expert business analysts will study the RFP and will promptly send you a "first review" document with in one business day.

4worldlovers: CHI Software is a software development service provider operating on the global IT market for over a decade.

Our core focus is creating complex solutions in the areas of cloud computing, big data, artificial intelligence, and IoT.


Founded as a small web studio in 2006, the company has transformed into an international community with hundreds of experts. As of now, CHI Software has representatives in the Ukraine, Japan, Poland, Spain, the US and Republic of Cyprus.


We provide a complete range of software development services: consultancy, business analysis, UI/UX design, software architecture development, web and mobile development, quality assurance, DevOps, support, and delivery.


Any software project starts with an idea, and we help you shape it with product discovery services. During this initial step, our team identifies the target market and essential product features – critical points to help you find your niche and make your software competitive.


CHI Software gives you access to the widest pool of seasoned engineers who undergo regular certifications to prove their skills and qualification. Being a Microsoft Gold partner and AWS Consulting partner, the company regularly invests in the further training of its employees according to the industry standards.

The Vodafone company successfully works with the mobile phone insurance company "Shid-Zahid", and the main criterion of the project’s success is the use of the INRISK platform, an online insurance portal developed by CHI Software. The concept of the INRISK platform fully coincides with the Vodafone Ukraine strategy to digitize offered services and shift them towards paperless technologies.

We can recommend СHI Software as a highly professional solution for insurance business management.


We required transferring a bank of services from IBM to Amazon for about 10 partially interconnected products. Also, there was a need for databases and outdated products refactoring. CHI Software provided us with a dedicated team for each product.The logic layers were rewritten for Amazon and managed by CHI experts in non-practical databases.The development ran smoothly, and we are more than satisfied with the work done.

Media Markt worked with CHI Software for over 4 years. During this time the CHI team made important contributions to our e-commerce projects and to one of our core propitiatory technology in the area of distributed data synchronization. Alongside outstanding technical skills, these engineers have always been highly reliable in terms of quality and deadlines. Taking into consideration my experience, I would highly recommend working with the CHISW engineering team.

Well, we met the CHI Software team 2 years ago and started off with a single web application. Since then this company is our reliable software development partner, be it something fast and easy, like a feature update or a profound architecture building. We have own technical team in-house, still, when we are in need of a partner who can urgently perform some extra development or a quality headhunting for us, CHI Software comes in. Always in time.

We have an in-house technical team but we needed a partner who could perform development in fields that we couldn’t cover. CHI Software has designed and developed an iOS and Android app, including its server backend and the site crawler it uses — it’s a big part of our system. They took the solution from an MVP to its final stage. We’ve been very satisfied with the team, they are very good in terms of planning, project management and customer care.

CHI Software team is the best remote development solution I've found. Our team at TechMeetsTrader worked with the CHISW Node.js team to develop a highly scalable web application for online investors. The experience was great! Every developer spoke proficient English, was highly motivated, and consistently performed on the task at hand. Managers were easily reachable and committed to excellence. I look forward to working with CHI Software team in the near future.


We were in search of a talented team to develop a compelling product, and we’re fortunate to have discovered CHI Software. With expert advice and guidance, they surpassed our expectations, transforming our concept into a stunning reality. Not only is their staff knowledgeable in their craft, but their professionalism is second to none. I highly recommend the services that CHI Software has to offer and look forward to future collaborations.