A team focused on your backend
Supports long-term product development
Builds system knowledge over time

KPS provides backend development services for companies building or improving web platforms, mobile applications, internal systems, SaaS products, and integration-heavy software. We support businesses whose software slows down, experiences disruptions under heavier load, or becomes too complex to modify as requirements grow. Our team develops backend systems from scratch and improves existing ones to support reliable data processing, clear integration logic, and long-term maintainability.

Benefits
Many companies start with simple server configurations, but over time, these solutions lead to limitations: slow request processing, complex code dependencies, and growing technical debt. Backend development services from KPS help companies improve how their systems operate and process data as complexity increases.
Handling more requests without slowing down or failing
Processing large amounts of data without delays
Keeping response times stable as the number of users grows
Reducing system downtime and unexpected errors
Keeping critical processes running without interruptions
Recovering quickly when something goes wrong
Connecting with customer management tools, accounting platforms, payment services, and third-party software
Sharing data between systems without manual steps
Supporting complex workflows that run across multiple platforms
Defining who can access what data and how it is stored
Meeting security requirements set by your industry or region
Protecting sensitive data across all parts of the system
Making updates without breaking other parts of the system
Keeping the system clear enough for new team members to work with
Reducing the time and cost of future changes
Adding new features without replacing existing parts of the system
Supporting more users and larger amounts of data without losing performance
Adjusting system capacity based on how the business actually develops
Need a backend development company to match your demands?
KPS reviews your demands, backend issues, and technical priorities, then defines which backend improvements and development tasks are needed to support more reliable system behavior, clearer performance planning, and easier long-term support.
Our Services
Our backend engineering services include work across a wide range of architectures and platforms, depending on your business goals and technical context.
Planning system structure, service logic, and data flow for products that need a stable foundation. Architecture supports growth and reduces friction during future changes.
Building core logic for web platforms, mobile apps, internal systems, and digital products. The work aligns with business rules, user actions, and key system processes.
Creating and improving APIs that connect applications, mobile products, and third-party tools. Communication between services reduces data gaps and supports more consistent system behavior.
Structuring and improving databases to enable systems to store, process, and retrieve data more effectively. Data organization supports performance, reporting, and long-term maintainability.
Improving older systems that have become difficult to maintain, extend, or integrate. Step-by-step modernization reduces technical debt without disrupting ongoing operations.
Supporting systems that run in cloud environments and need better flexibility, reliability, or operational control. A cloud setup improves continuity and makes infrastructure changes easier to manage.
Reviewing bottlenecks and improving how systems handle requests, data processing, and growing usage. It improves response times and makes daily operations more stable.
Providing ongoing help for systems that need updates, fixes, monitoring, and technical improvements over time. That keeps operations stable as product and business needs continue changing.

Technology Stack
Our technology decisions are based on business goals, long-term product plans, system requirements, integration needs, security constraints, team expertise, and long-term maintainability. We work with stable, well-supported technologies that perform reliably in production.
Languages and runtimes: Node.js, Java, .NET, Python, Go, PHP
Use cases: business logic, data processing, API services, background jobs
Frameworks: NestJS, Express.js, Spring Boot, ASP.NET Core, Django, FastAPI, Laravel
Focus areas: structured development, service logic, API layers, scalable application architecture
API styles and communication tools: REST, GraphQL, WebSockets, gRPC
Messaging and event tools: RabbitMQ, Kafka, AWS SQS
Architecture approaches: service-to-service communication, event-driven systems
Relational databases: PostgreSQL, MySQL, Microsoft SQL Server
NoSQL and in-memory tools: MongoDB, Redis, Elasticsearch
Data practices: schema design, query optimization, caching, data synchronization
Cloud platforms: AWS, Google Cloud Platform, Microsoft Azure
Containers and orchestration: Docker, Kubernetes, Helm
Environment support: scalable deployment, service hosting, infrastructure management
CI/CD tools: GitHub Actions, GitLab CI, Jenkins, Azure DevOps
Delivery practices: automated builds, deployment pipelines, release support, environment consistency
Security mechanisms: OAuth 2.0, OpenID Connect, JWT, role-based access control
Protection measures: encryption in transit, encryption at rest, secure authentication, permission management
Monitoring and logging: Prometheus, Grafana, ELK Stack, Datadog, New Relic
Quality practices: automated testing, code reviews, static analysis, performance testing, error tracking
Engagement Models
Flexible work formats for backend development projects
Backend initiatives differ in scope, ownership, and delivery pace. Our engagement models are designed to match these differences while keeping roles, responsibilities, and delivery expectations clear.
Our Process
Backend projects succeed when project teams make the right technical decisions early and validate them before building further. Rather than following a rigid methodology, we structure work around clear stages that help teams reduce risk, stay aligned, and maintain transparency throughout the project.
STEP 01:
The process starts by understanding why the backend needs to change or be built, not just what it should do. Our team works with your technical leads, product stakeholders, and domain experts to map existing systems, identify constraints, and clarify what the backend needs to support in practice.
STEP 02:
Architects and senior engineers define system structure, service logic, data flow, and integration approach before active development begins. This stage helps reduce confusion later and gives the project a clear technical foundation.
STEP 03:
Before writing code, a development team breaks the work into clear tasks, priorities, and delivery stages based on business needs and technical dependencies. This helps teams focus on the most important backend changes without creating avoidable delays.
STEP 04:
Engineers develop backend logic, connect services, and improve system components in iterative cycles. We review progress continuously, adjust it where needed, and keep the work aligned with functional and technical goals.
STEP 05:
Our QA engineers run testing in parallel with development rather than treating it as a final step. Once the backend meets the quality and acceptance criteria, our engineers and DevOps specialists plan and execute the deployment with your team. We configure environments, automate release steps, and coordinate launches to ensure they run in a controlled, predictable manner.
STEP 06:
After the backend goes live, our QA and support teams continue to monitor performance, fix issues, and implement improvements as requirements change. We treat the system as something that needs ongoing attention, not a finished product handed over and forgotten.
STEP 01:
The process starts by understanding why the backend needs to change or be built, not just what it should do. Our team works with your technical leads, product stakeholders, and domain experts to map existing systems, identify constraints, and clarify what the backend needs to support in practice.
STEP 02:
Architects and senior engineers define system structure, service logic, data flow, and integration approach before active development begins. This stage helps reduce confusion later and gives the project a clear technical foundation.
STEP 03:
Before writing code, a development team breaks the work into clear tasks, priorities, and delivery stages based on business needs and technical dependencies. This helps teams focus on the most important backend changes without creating avoidable delays.
STEP 04:
Engineers develop backend logic, connect services, and improve system components in iterative cycles. We review progress continuously, adjust it where needed, and keep the work aligned with functional and technical goals.
STEP 05:
Our QA engineers run testing in parallel with development rather than treating it as a final step. Once the backend meets the quality and acceptance criteria, our engineers and DevOps specialists plan and execute the deployment with your team. We configure environments, automate release steps, and coordinate launches to ensure they run in a controlled, predictable manner.
STEP 06:
After the backend goes live, our QA and support teams continue to monitor performance, fix issues, and implement improvements as requirements change. We treat the system as something that needs ongoing attention, not a finished product handed over and forgotten.
Clients' feedback
What matters most is how the backend works once it’s in use. Client reviews show the impact our work has on data processing, system reliability, and day-to-day operations after deployment.

Naomi Rubinstein
Founder at BettercareThey are the best team we have ever worked with. The application increased the speed of receiving data by 4 times. Data loss was reduced by 10%. Ineffective tasks decreased by 7%. Response rate to customer requests increased by 23%. Our customers have seen significant increases in efficiency.

Aleksandr Podolyan
Technical Specialist & Product Manager., RDO UkraineKultprosvet has executed deliverables perfectly and provided us with a high-quality application. They’ve fulfilled our requirements, and the product perfectly fits our needs. The team’s development efforts have helped our business immensely.

Oleksandr Zainchukivskyi
Head of Technology, AMACOWe've had a very good experience with them. We trust them, and we'll continue to work with them. If we ever need something done, they always deliver.

Luc Lecorre
Luc Lecorre, Co-Investor, Luxury Handbag CompanyKultprosvet was highly knowledgeable, and they made us aware of some issues we hadn’t considered. They explained everything very clearly and helped us understand the broader scope of the work.

Yulia Goldenberg
PhD Researcher, Ben Gurion University of the NegevThe work is always delivered on time, and they are very fair about the pricing. Kultprosvet is transparent, and we know that we can trust them; we are never surprised by anything that comes up.

Cameron Tope
Founder, Rooya (Polysurance)OUR TEAM
Contact our client support team, which will provide you with a technical evaluation of your needs and give you details on the collaboration resources you will need.
HELP
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Since working with Kultprosvet, our customers are much happier with the product and its UX. They’ve added flexibility where the system was previously rigid, and they take full responsibility for the project, quickly fixing any issues that arise.