Back-End Development Services

Scalable, secure, and high-performance systems built by expert engineers. Benefit from our 10+ years of experience transforming technical complexities into market advantage.

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Techstack's Power in Back-End Development

We create powerful backend engines driving exceptional digital experiences. Thanks to our unique tech culture, we craft products that make a real impact.

What Our Clients Say

What I liked most about working with Techstack was their seamless teamwork and deep technical competence. Their experience in building world-class apps was evident in every phase of development, from ideation to execution. They collaborated with our team effortlessly, feeling like an extension of our own staff. Techstack's commitment to excellence truly sets them apart.

Read GoodFirms Review

John Busch

Founder & CEO at ILIAD

We wanted a partnership with a company which we could build a solid foundation with and work together. Techstack was our solution. They are a cut above any other tech suppliers we've worked with.

Read Clutch Review

Darren Cody

CPO, Bunking

We have been working with Techstack engineers for over two years; they have become an important part of our core team. When we need a certain expertise, first place to ask for it is Techstack.

Read GoodFirms Review

Sergej Smirnov

Co-Founder at Njorda

“Techstack Ltd kept the uptime and the customers happy. The team was highly competent, proactive, and efficient, excelling for their technical and thought leadership.

Read Clutch Review

Mark Beare

Former VP Research & Development,

Corel Corporation

Expert Back-End Development Services

Our engineers create high-performance databases, APIs, and server scripts for seamless user experiences. Discover our back-end development services.

Back-end development

Our team handles server-side development that powers your digital solutions. We create and maintain core application logic, manage databases, and optimize server interactions.

Database design and optimization

We create robust, scalable databases that handle large data sets, improve performance, and reduce downtime. We transform your data management with optimal integrity, security, and system performance.

Server management and deployment

Our engineers maintain and monitor your server environment 24/7 while optimizing for peak performance. Our deployment strategies ensure quick and secure rollouts, minimizing downtime.

Microservices architecture

Our team ensures rapid, reliable delivery of complex applications with easier understanding and scaling of individual components.

Back-end refactoring

We optimize code, eliminate redundancies, and improve architecture to ensure your application's efficiency and longevity.

Technical back-end audit

We scrutinize databases, servers, and application logic to identify performance bottlenecks, security vulnerabilities, and code inefficiencies.

API development and integration

Our engineers create robust, secure APIs for efficient data exchange, enhancing connectivity between software components for optimized operations and better user experiences.

Success Stories: Case Studies
by Techstack

Proud to showcase some of the products we've helped bring to life.

Social reading platform for book lovers

Entertainment

United States

A US-based company needed to rapidly validate their social reading platform concept. In just six months, we delivered a visually captivating, high-performance app that connects readers with customized recommendations and interactive features while ensuring smooth scalability for future growth.

Developed a cross-platform mobile app with virtual bookshelves and smooth animations

Built an AWS serverless architecture that minimizes costs during low-traffic periods

Integrated OpenAI-powered recommendation engine for personalized book suggestions

Created smart caching for book data to overcome API rate limitations

Implemented analytics through Amplitude and Sentry for data-driven improvements

Healthcare data processing platform

Healthcare

United States

A major healthcare provider needed a scalable back-end solution to process millions of patient records while ensuring HIPAA compliance. We delivered a high-performance system that reduced data processing time by 70% and enabled real-time analytics for improved patient care outcomes.

Developed a microservices architecture using Java Spring Boot for efficient data processing

Implemented PostgreSQL with specialized healthcare data models for optimized storage

Created RESTful APIs with robust authentication for secure front-end integration

Built an automated ETL pipeline for seamless integration with legacy systems

Deployed containerized infrastructure on AWS with auto-scaling for peak demand periods

The customer app, which was part of the overall web portal solution, was launched with great success. It offers a great user experience while operating with large data volumes and passes recurring security scans with no issues. Customers love its ease of use!

Clutch Review

Medical Device Manufacturer

CTO, Clutch Review

Comprehensive Back-End Development Services

Back-end development for mobile apps

Our team delivers back-end systems for mobile applications with secure APIs and third-party integrations. We deliver efficient data management solutions using server-side technologies to improve your mobile experience.

Back-end development for web apps

Our experts deliver custom backend development for dynamic, interactive websites using diverse server-side technologies. We ensure secure data handling, seamless functionality, and superior user experiences.

Back-end development for IoT

We create secure back-end systems enabling real-time data processing for connected devices. Our solutions facilitate seamless device-to-cloud communication with efficient data exchange and storage capabilities.

Back-end development for AI/ ML

We develop reliable back-end infrastructure to manage and process large datasets for AI/ML operations. Our systems provide the necessary framework for training models delivering accurate results that make your AI projects successful.

Our Tech Arsenal for Back-End Development

Here at Techstack, we draw on our vast expertise to choose only the most fitting tools for back-end development services.

Our Leading Back-End Engineers

Oleksii Svystun

CTO, Software Architect,
Elaborates on the technology strategy

Ivan Yeremenko

VP of Engineering
Leads full-stack development and microservices strategy

Sergey Ledniov

Software Architect
Transforms business concepts into high-quality code and guides junior developers

Vladyslav Ushakov

Senior Full Stack Software Engineer
Leads vital development initiatives

Oleksandr Makarov

Full Stack Software Engineer
Delivers scalable software solutions

Dmitry Valko

Full Stack Software Engineer

Shapes business visions into code

Why Techstack Stands Out

At Techstack, technology, innovation, and teamwork meet to create exceptional digital products.

Solid back-end expertise

Our engineers craft robust, scalable back-end solutions that power business growth. Our enduring client partnerships and proven track record show our ability to deliver technical decisions that translate directly to business value.

Cross-team knowledge sharing

Our collaborative culture enables experts to pool insights and experiences, delivering innovative solutions. Your project benefits from diverse expertise driving successful outcomes.

Product-oriented approach

We dive deep into the product vision, creating software that functions flawlessly while aligning perfectly with your business goals and customer needs. Our team takes complete ownership of the development process from concept to delivery.

Partnering for Effective Back-End Development

Achieve your digital goals by unlocking the full capability of back-end development.

Scalability

Build systems that grow with your business. Our scalable solutions adapt to increasing demands while maintaining performance and minimizing ownership costs.

High-load handling

Process millions of requests per second with our robust architectures designed for reliability under pressure and seamless feature expansion.

Improved performance

Optimize speed and reliability with our Python and Java expertise. We deliver high-performance systems through efficient development processes.

Cost efficiency

Reduce operational costs through optimized backend solutions that streamline processes and create savings for business reinvestment.

Customization and flexibility

Access 10+ years of specialized expertise to create tailored solutions that precisely match your requirements while maintaining enterprise-grade quality.

Reliability and stability

Ensure consistent performance and ironclad security even during peak traffic periods with our dependable backend infrastructure.

Future-proofing

Stay ahead with forward-compatible architectures that evolve with technology trends, accommodating growth without requiring complete rebuilds.

A Peek Into Our Back-End Development Process

Here is a basic process that you can expect from our collaboration.

01

Requirement analysis

We work closely with you to understand your business goals, technical requirements, and user needs before planning solutions.

02

Architecture planning

Our experienced architects design scalable infrastructures, selecting optimal technologies and server configurations for your specific needs.

03

Database design

We create efficient data models prioritizing security, integrity, and performance, ensuring your application has a solid foundation.

04

Development

Our engineers write clean, maintainable code following industry best practices and seamlessly integrate with front-end components.

05

API development

We build RESTful or GraphQL APIs, enabling smooth communication between your front-end and back-end systems.

06

Security implementation

We implement comprehensive authentication, authorization, and encryption measures to protect sensitive data.

07

Quality assurance

Rigorous multi-level testing ensures your back-end performs flawlessly under various conditions and meets all requirements.

08

 Optimization

We fine-tune system performance to eliminate bottlenecks and ensure responsiveness even during peak loads.

09

Deployment

Our CI/CD approach accelerates development cycles, allowing continuous improvements and faster time-to-market.

10

Monitoring and maintenance

We implement robust monitoring tools and provide ongoing maintenance to keep your infrastructure secure and efficient.

11

Documentation

Clear, comprehensive documentation ensures knowledge transfer and easier system management for your team.

12

Support and growth

We provide post-launch support and design your system for seamless scaling as your user base and feature set expand.

Industry-Specific Back-End Development Services  

Achieve your business goals with back-end solutions tailored to your industry's demands.

Related Services

We offer a wide array of related services to complement our back-end development expertise. From enhancing user experiences to harnessing the power of cutting-edge technologies, we have you covered.

Our Engagement Model:
Time & Materials

We collaborate with partners using a Time & Materials (T&M) model designed specifically for dynamic, evolving product development.

Accelerated start

Begin development without lengthy specification phases

Scalable teams

Adjust team size based on current needs and budget

Full transparency

Maintain visibility into development progress and activities

Operational agility

Avoid delays from change requests or contract amendments

Budgeting flexibility

Adjust scope and resources to meet shifting goals

Collaborative focus

Optimize for quality and impact, not just cost

Fair billing

Pay only for actual time worked with no hidden costs

Real-time reporting

Get updates on velocity, deliverables, and budget

How We Work: Roles
and Responsibilities

At Techstack, we bring your vision to life through adaptive, transparent collaboration.

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Anton Ivanchenko

Business Development Manager
at Techstack

Take the first step toward technical excellence. Let’s discuss what your product needs.

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What’s Next?

01

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02

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