Backend Development Services
We offer extensive support throughout your project implementation.
By choosing our services, you benefit from 23 years of development expertise and efficient solutions tailored to your business needs.
350+
Qualified Back-End Developers
№1
The Best outstaff developers, by Tagline 2025
Up to 40%
Savings on hiring and maintaining in-house specialists
230+
Projects in progress
Business Solutions and Services
Team Augmentation and Staffing
Expand your team or enhance your expertise with our full-time backend specialists who are ready to tackle your challenges.
Data Analytics and Warehousing Solutions
Adaptable enterprise database and analytics for your business
Import substitution:
Oracle Cloudera Teradata Informatica
Import substitution:
Oracle Cloudera Teradata Informatica
Integrated development (outsourcing)
When it’s time to outsource project development, we take over management: we establish processes, choose tools, define the scope of work, and bring the product to release. After each sprint, we conduct a demo for you — you can monitor the development progress and be confident in the outcome.
XR solutions
We provide XR (AR|VR|MR) application development services from prototype to full application.
When we can help you:
1
Your project timelines are at risk, and you need expert support to regain control and meet deadlines.
2
You’re looking to reduce expenses on staff training and logistics while enhancing overall training effectiveness.
3
You need to bring a new product to market but lack the necessary resources and team, or you’re encountering challenges with product visualization.
4
You want to successfully integrate VR, AR, and other immersive technologies into your offerings.
5
You require a seamless transition to local alternatives for existing IT solutions and systems.
6
You have technical debt that needs urgent attention, and you want to resolve bugs efficiently to improve project performance.
Our Specialization
We work on projects of varying complexity—from code refactoring to architecture design and the creation of high-load systems. We bring in specialists with the necessary technological and industry-specific development expertise.
Server Solutions
We offer reliable and high-performance server solutions for businesses of any scale. Our team develops and implements server applications, ensuring stable operation and security of your data. We use modern technologies to create scalable systems ready for high loads.
Cross-Platform Solutions
We create cross-platform applications that run on various operating systems and devices. Our team utilizes modern programming languages and frameworks to ensure a unified codebase and functionality across different platforms, such as Linux, Windows, Mac, and others.
Desktop Solutions
We develop desktop applications optimized for your business needs. Our solutions are characterized by high performance, intuitive interfaces, and error resilience. We create software that enhances productivity and meets all user requirements.
Web Solutions
We specialize in creating web applications of any complexity: from corporate portals to complex online services. We use modern frameworks and technologies to ensure cross-browser compatibility, responsive design, and high loading speed. Our web solutions help your business remain accessible online 24/7.
Mobile Application Backend
We provide services for developing the backend for mobile applications. We ensure reliable interaction between the mobile client and the server by creating scalable APIs and integrating necessary services. Our solutions guarantee data security and high application performance.
HighLoad (High-Performance Systems)
We develop and optimize high-load systems capable of processing large volumes of data and handling peak loads. We design architectures considering scalability and fault tolerance, ensuring your services operate smoothly under any conditions.
XR Solutions
We provide services for developing XR (AR/VR/MR) solutions—from prototypes to full-fledged applications. We develop software for industries using advanced augmented and virtual reality technologies.
Data Management: BI, SQL, ETL, DWH
We offer professional services in data management. We engage in business intelligence (BI), create and optimize SQL queries, set up ETL processes for efficient data loading, and develop data warehouses (DWH). We help enterprises make informed decisions based on data analysis.
Working with SQL / NoSQL Databases
We specialize in working with various database management systems, including relational (SQL) and non-relational (NoSQL) databases. We provide optimization, scaling, and support for databases, selecting suitable solutions for the specific tasks of your project.
Migration from Oracle to PostgreSQL
We provide services for migrating databases from Oracle to PostgreSQL. Our experts perform a complete data transfer cycle, including schema transformation, data transfer, and application logic migration. We minimize risks and ensure the continuity of business processes.
Migration from Microsoft SQL Server to PostgreSQL
We specialize in working with various database management systems, including relational (SQL) and non-relational (NoSQL) databases. We provide optimization, scaling, and support for databases, selecting suitable solutions for the specific tasks of your project.
RD (Research and Development)
We engage in research and development (RD), creating innovative technologies and products of the future.
Computational Science
Our projects are based on computational science, allowing us to solve complex problems and advance science forward.
Struggling to find the right solution?
We’ll help you define the ideal format for your IT system.
Business Cases
AlfaStrakhovanie
The pandemic sparked the online insurance market. The lockdown led to a 31% growth in online sales in health, property, mortgage loans, and other types of insurance, according to surveys.
Here is a case study where we helped AlfaStrakhovanie, one of the leading insurance companies in Russia, quickly integrate its system with partner service, enhance its functionality, and provide a better user experience with insurance products.
Here is a case study where we helped AlfaStrakhovanie, one of the leading insurance companies in Russia, quickly integrate its system with partner service, enhance its functionality, and provide a better user experience with insurance products.
Warehouse Management System (WMS) Audit in 10 Days
COMITAS approached us for an audit of its Warehouse Management System (WMS) in order to decide on the collaboration with its vendor and further improvement of the product under the COMITAS WMS joint brand name. This case study tells what aspects of the WMS we analyzed and what risks we identified.
Sovcombank Leasing: Website and Financial Calculator Optimization
According to Tidio, website convenience and easy navigation are important for 69% of customers who regularly place orders online. Sovcombank is one of our long-time partners — we have implemented more than 10 products for them. We successfully help our Customer perform their tasks. We provide dedicated teams and implement turnkey projects, as well as assist in supporting them.
Business Cases
AlfaStrakhovanie
The pandemic sparked the online insurance market. The lockdown led to a 31% growth in online sales in health, property, mortgage loans, and other types of insurance, according to surveys.
Here is a case study where we helped AlfaStrakhovanie, one of the leading insurance companies in Russia, quickly integrate its system with partner service, enhance its functionality, and provide a better user experience with insurance products.
Here is a case study where we helped AlfaStrakhovanie, one of the leading insurance companies in Russia, quickly integrate its system with partner service, enhance its functionality, and provide a better user experience with insurance products.
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Warehouse Management System (WMS) Audit in 10 Days
COMITAS approached us for an audit of its Warehouse Management System (WMS) in order to decide on the collaboration with its vendor and further improvement of the product under the COMITAS WMS joint brand name. This case study tells what aspects of the WMS we analyzed and what risks we identified.
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Hide
Sovcombank Leasing: Website and Financial Calculator Optimization
According to Tidio, website convenience and easy navigation are important for 69% of customers who regularly place orders online. Sovcombank is one of our long-time partners — we have implemented more than 10 products for them. We successfully help our Customer perform their tasks. We provide dedicated teams and implement turnkey projects, as well as assist in supporting them.
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Technologies
We leverage cutting-edge technologies and frameworks to deliver a high-quality, reliable, and scalable product tailored to your needs.
Java
Java,
Kotlin,
Groovy,
Scala
Frameworks
Spring (Core, MVC, Security, Data, Boot, AOP, Integration, Cloud),
Hibernate,
MyBatis,
Play,
Spark
Cloud Technologies
OpenShift,
Spring Cloud,
Reactive Streams,
SSO,
Kubernetes,
AWS,
Lambda,
UML
Desktop
JavaFX,
Swing
Frameworks
FastAPI,
Django,
Flask,
Scrapy,
Tornado,
AioHTTP,
asyncio,
web2py,
Bottle,
CherryPy,
Pandas,
TensorFlow,
Keras,
Celery,
Pygame,
Sanic,
Spark
Cloud Technologies
Kubernetes,
AWS Lambda,
UML
Databases
MS SQL,
Oracle,
PostgreSQL,
Greenplum,
Teradata,
MySQL
NoSQL
MongoDB,
Redis
Analytical DBMS
Vertica,
ClickHouse,
MS OLAP
ETL
Informatica,
SSIS,
Oracle,
GoldenGate,
Pentaho,
Apache Nifi and other
Data Lake
Hadoop
Monitoring systems
Prometheus,
Zabbix and other
Visualization and analytics
Power BI,
SSRS,
Qlik Sense,
Grafana,
Redash,
Apache Spark
Cloud Technologies
S3,
Azure,
Kubernetes,
AWS Lambda,
UML
Frameworks
Symfony,
Laravel,
Yii2,
Phalcon,
CakePHP,
Zend,
Codeigniter,
Slim,
Lumen
CMS
Bitrix Управление Сайтом,
Bitrix24,
Wordpress,
Drupal Commerce
Cloud Technologies
Kubernetes,
AWS Lambda,
UML
Platforms
.NET Framework,
.NET Core,
.Net 6 and higher
Frameworks
ASP.NET MVC,
ASP.NET WebAPI,
ASP.NET Core
Desktop
WPF,
WinForms,
UWP,
Avalonia
Data Management
Entity Framework,
Entity Framework Core,
Dapper,
NHibernate,
Linq2DB,
ADO.NET
Cloud Technologies
Azure,
ServiceFabric,
Cosmos DB,
SSRS,
SSO,
Kubernetes,
AWS Lambda,
UML
Frameworks
Go-micro,
grpc-gateway
Libraries
uber-go,
go-uml
Cloud Technologies
Kubernetes,
AWS Lambda,
UML,
Azure Storage Blob,
Google Cloud Storage,
IBM Cloud Storage,
Linode Vult
Standards
С++ 98,
С++11,
С++14,
С++17
Frameworks
Qt,
Oat++
UI
QWidgets,
QML
Libraries
STL,
ATL,
Boost
Machine Learning
YOLO
Parallelization
CUDA
Hardware
UART,
AVR,
Arduino,
RS-232 / SPI / I2C / USB,
Assembler (x86 / Z80 / ARM),
STM32 / NXP ARM,
BuildRoot,
FatFs,
Verilog
Cloud Technologies
Kubernetes,
AWS Lambda,
UML
Standards
OpenXR,
.NET STANDARD 2.1,
C++ 20
Programming Languages
C++,
C#,
JavaScript
Engines
UNITY,
UnrealEngine,
Unigine
Frameworks
EasyAR,
ARToolkit,
Vuforia,
ARCore,
Zenjeckt,
DOTS,
Interaction Tool Kit
We will answer all your questions and provide guidance on rates and costs.
Our backend specialists
We will send CVs within the working day and schedule a meeting with the specialist you need.
Our backend specialists
C#/.NET Developer
Sergey
Industries
Medicine, Industry
Experience
- Over 10 years of experience in commercial software development and support
- More than 8 years of experience in web application development
- Over 5 years of experience in desktop application development
- Experience with version control systems: Gitea, Git
- Proficient in OOP principles, SOLID, DRY, KISS
- Ability to learn new technologies quickly
- Experience debugging others' code
- Experience creating technical documentation
- Experience writing user manuals/guides for software products
- Designing architecture and databases
Tools and Technologies
C#, C++, PHP, MySQL, MS SQL, Postgres, SQLite, .NET Framework, .NET 6, .NET Standard, WPF + MVVM, ASP.Net MVC, Entity Framework, LINQ, Git, SVN, NUnit, MVC, Telerik for WPF, Prism.Autofac, TCP, Socket, КриптоПРО . NET, Docker, Jenkins, P/Invoke, ConfuserEx, GEO Server, Postman, HTML5, CSS3, JQuery, Bootstrap, FHIR, Visual Studio, QT, VC Code
ML Developer
Nikolay
Industries
Industry, IT Services, Medicine
Experience
- 2 years of experience in the field of Machine Learning
- Data preparation for training Machine Learning algorithms (ETL)
- Translating business tasks into tasks for ML service developers
- Selection, training, and optimization of neural network architectures for classification, segmentation, detection, and tracking tasks in the field of Computer Vision
- Experience using ML algorithms for tabular data (classification, regression, clustering tasks)
- Experience using ML algorithms in the field of NLP
Tools and Technologies
Python, numpy, pandas, os, re, pathlib, argparse,scikit-learn, xgboost, PyTorch, torchvision, ultralytics, segmentation_models_pytorch, timm, supervision, HuggingFace (transformers), fastai, onnx, onnxruntime, Visual Studio Code, PyCharm, Jupyter Notebook, requests, BeautifulSoup, ClearML, git, bash, Docker
C#/.NET Developer
Ivan
Industries
IT Services, Medicine, Education
Experience
- More than 3 years of experience in commercial software development and support
- Experience in web application development (backend, frontend)
- Experience working with agile methodologies
Tools and Technologies
C#, C/C++, JavaScript (TypeScript), SQL, Python, MSSQL, MySQL, PostrgreSQL, Redis, .NET Framework (4.6 и выше), .NET Core 3.1,.NET (5 и выше), ASP.NET MVC, ASP.NET WebApi, gSP.NET WebForms, WinForms, Entity Framework, Dapper, SSIS, jQuery, HTML, CSS, Git, SwaggerUI, Docker, RabbitMQ, WebSockets, ReactJS, Redux, Visual Studio (2017 и выше), Visual Studio Code, JetBrains Rider
Java developer
Denis
Industries
Industry, IT Services, Ecology, Retail, Social Media
Experience
- Industry, IT Services, Ecology, Retail, Social Media
- Development of microservices and monolithic systems
- API testing
- Development of REST services
- Working with various databases
- Conducting code reviews and skills in adding new functionality to applications
- Ability to work in a multitasking environment
- Experience in solving optimization problems
- Strong knowledge of object-oriented programming and design patterns
- Experience working with Agile methodology
- Quickly learning new technologies
Tools and Technologies
Java, SQL, JavaScript, PostgreSQL, MongoDb, H2, Spring Framework, Spring Boot, Spring Data JPA, Spring Security, Spring MVC, Spring Cloud, Hibernate ORM, JUnit, Git, Kafka, Apache Maven, Liquibase, Docker, Docker Compose, Project Lombok, Project Reactor, Mockito, Mapstruct, JSON, Swagger, Postman, pgAdmin4, K9s(Kubernetes), OpenSearch(Kibana), GitlabCI, XML, JSON, JavaCSP, Gson, Markdown, Thymeleaf, IntelliJ IDEA
Java developer
Danila
Industries
IT Services, Insurance, Sports
Experience
- Over 3 years of experience in web application development
- Ability to work in a team, good communication skills
- Ability to quickly learn new technologies
- Experience in developing test documentation and estimating labor costs
Tools and Technologies
Java 8, 11, 15, 17, 21, HTML, CSS, MSSQL, MySQL, PostgreSQL, Redis, MongoDB, Git, SVN, Docker, Kubernetes, ELK Stack, Postman, REST API, gRPC, Camunda, Liquibase
Java developer
Evgeny
Industries
IT Services, Insurance, Sports
Experience
- Over 3 years of experience in web application development
- Ability to work in a team, good communication skills
- Ability to quickly learn new technologies
- Experience in developing test documentation and estimating labor costs
- Tools and Technologies
Tools and Technologies
Java 8, 11, 15, 17, 21, HTML, CSS, MSSQL, MySQL, PostgreSQL, Redis, MongoDB, Git, SVN, Docker, Kubernetes, ELK Stack, Postman, REST API, gRPC, Camunda, Liquibase
Go Developer
Ilya
Industries
IT Services, Fintech, Retail
Experience
- 9.5+ years of software development
- Ability to work in a team and solve problems quickly in complex situations
- Team management: task estimation, assignment, and distribution
- Experience in developing high-load and fault-tolerant systems
- Ability to master new technologies in a short time
Tools and Technologies
Go, C/C++, C#, Lua, JavaScript, Shell/bash, MySQL, SQLite, PostgreSQL, MongoDB, Redis, VS2003/2005/2008/2010/2012, Visual Studio Code, Qt Creator, GoLand, STL, Boost, Qt, UML
Why choose us
Our Specialists are Professionals
We have established our own training system for developers, which we consistently adhere to. Our employees hold MCP certificates. By choosing us, you gain access to highly qualified specialists and expertise.
Transparency
We track the time spent on work in a task tracker. We can integrate you into our system or start working within yours. At the project kickoff, we will agree on a reporting format and its frequency that suits you.
In-House Employees
Our company has over 400 backend developers with unique expertise and competencies. We can send you CVs of specialists on the same day you reach out, and if everything meets your expectations, we can join the project within a few days.
Quality Solutions
We write clean code and strive to ensure that your project is easy to maintain and scale, both with us and independently. We apply modern technologies in our work and design architecture to save your resources in the future.
Security
We ensure security from a coding perspective.We conduct reviews, consider standard requirements, and use security libraries such as OpenSSL, SSL, PKI, pkcs11, and PAM.
We work with CryptoPro to protect electronic signatures.
We implement the document signing process in software using CryptoPro and electronic signatures, as we did for the GasPoint system.
Quality Control and Compliance with Standards
We operate according to international quality standards ISO 9001:2015. Our production processes are transparent and streamlined, allowing us to work on projects under tight deadlines. For example, we can develop an MVP for an online service in 2 months. We monitor the quality of the immersion of SimbirSoft specialists in your project and assist them in their adaptation, all while adhering to NDA requirements.
We have established our own training system for developers, which we consistently adhere to. Our employees hold MCP certificates. By choosing us, you gain access to highly qualified specialists and expertise.
We track the time spent on work in a task tracker. We can integrate you into our system or start working within yours. At the project kickoff, we will agree on a reporting format and its frequency that suits you.
Our company has over 400 backend developers with unique expertise and competencies. We can send you CVs of specialists on the same day you reach out, and if everything meets your expectations, we can join the project within a few days.
We write clean code and strive to ensure that your project is easy to maintain and scale, both with us and independently. We apply modern technologies in our work and design architecture to save your resources in the future.
We ensure security from a coding perspective.We conduct reviews, consider standard requirements, and use security libraries such as OpenSSL, SSL, PKI, pkcs11, and PAM.
We work with CryptoPro to protect electronic signatures.
We implement the document signing process in software using CryptoPro and electronic signatures, as we did for the GasPoint system.
We operate according to international quality standards ISO 9001:2015. Our production processes are transparent and streamlined, allowing us to work on projects under tight deadlines. For example, we can develop an MVP for an online service in 2 months. We monitor the quality of the immersion of SimbirSoft specialists in your project and assist them in their adaptation, all while adhering to NDA requirements. Leaders among worldwide and international ratings
5th place in the Best Mobile Developer Ranking
Tagline, 2023
6th place in Best Web Developer/Integrator Ranking
Tagline, 2023
You submitted a request, what’s next?
Outstaffing
Feedback
The manager receives the completed request and contacts you within the working day to clarify the details. It is important for the specialist to understand your business direction, project scope, and deadlines in order to create a beneficial proposal for you.
Formation of a Commercial Proposal
In the commercial proposal, we outline the rates and information about available specialists. We will also draft and sign an NDA if it is important for you that all information remains confidential.
Sending CVs and Conducting Interviews
Within the working day, we send you resumes and schedule a meeting with the selected expert.
Signing the Contract
We will prepare a cooperation agreement that takes into account the interests of both parties.
Commencing Work
The specialists receive all necessary access and begin to tackle the assigned tasks.
Outsourcing
Feedback
The manager receives the completed request and contacts you within the working day to clarify the details. It is important for the specialist to understand your business direction, project scope, and deadlines in order to create a beneficial proposal for you.
Assessment
If necessary, at this stage, we contact you and ask clarifying questions. If it is important for you that all information remains confidential, we will draft and sign an NDA. Then we model the concept of your project, define all stages of development and technologies, and calculate the involvement of necessary specialists. This data forms the cost of product creation.
Formation of a Commercial Proposal
In the commercial proposal, we outline the working conditions and deadlines, as well as the estimated cost and team composition. We have extensive experience working with clients from various industries, so we can find an optimal solution that fits your budget, timeline, and quality requirements.
Explaining the Assessment Factors
If you are interested in our commercial proposal, we schedule a date and time for an online meeting. During this call, we answer your questions, explain how we will work on the project, and why we propose specific solutions regarding technologies and time investments.
Commencing Work
We already have all the necessary information, so we immediately begin implementing the project. We work in sprints, after which we conduct demos for you on the completed tasks—this way, you can see the progress of the project and be confident in the final result.
Signing the Contract
We will prepare a cooperation agreement that takes into account the interests of both parties.
Individual Terms of a Trial Period up to 1 Month.
Send us your request
*This is not an offer; individual terms apply to each project.
**Outstaffing (Team Augmentation) — a direction of IT service outsourcing. An IT company connects one or more of its specialists to quickly solve the client's business tasks.