Bring your app idea to life with a powerful backend solution used by industry leaders - choose Go!

Think big: scale fast with Golang development
Build high-performance, scalable, and concurrent systems with Golang—used by global leaders like Google, Netflix, and Uber. At QueryBlocks, we leverage Go’s speed, simplicity, and concurrency model to create reliable backends, APIs, and microservices architectures for products that are built to grow. Whether you're handling thousands or millions of users, our Go experts help you scale with confidence.
Supercharge your backend with Golang
At QueryBlocks, we use Go to build blazing-fast, concurrent, and scalable systems for modern digital products. Whether you need a high-throughput API, distributed network services, or a microservices-based architecture, Golang gives us the tools to move fast without compromising reliability. Join the ranks of companies like Google, Netflix, and Uber—build your next system with Go.
Compatibility and Intuitiveness
As one of the newest programming languages, Go is well-suited to modern hardware requirements. Golang-powered applications can be used within many operating systems and across various platforms. Go binaries can efficiently interoperate with external resources, like C libraries or Linux system functions. Moreover, Golang is a highly intuitive language, which allows Golang developers to produce clean and efficient code, speeding up the development process and shortening time to market.
Scalability and Efficiency
Golang is a great choice for complex software development projects that run at high speed and those that are meant to grow in the future. It relies on a number of built-in features that enable the reduction of memory usage. Moreover, it’s fully independent, as executables created with Go don’t rely on any external resources, making it more secure and easier to maintain than other languages. Thanks to its clean and easy-to-understand code, scaling Go-based applications is almost effortless!
Distributed Network Services Support
Golang development enables the creation of functional network applications where data can be used by many people at the same time. Imagine multiple independent systems that can also effectively interact with each other. Distributed network services allow for sharing the load among different systems. Thanks to this feature, if any technical failures or system corruption appear in a distributed network, they won’t affect all systems, reducing downtime and facilitating general maintenance.
Seamless Microservices Architecture Development
More and more companies are turning to microservice architecture. Golang is the perfect language to create it, thanks to low overhead and no dependencies. With Golang, developers can provide an architecture containing independent components, each of which can be written with a different technology. Thanks to microservices, the rest of the application remains mostly unaffected, even if a single module crashes. Separate services are also easier to maintain and scale if necessary.
Robust Cloud-Native Apps Deployment
Due to its high portability and networking features, Golang handles deploying scalable cloud-native apps and exploits all the advantages of cloud computing. Not all legacy apps may be matched with modern external resources, causing the modernisation process to become time-consuming, risky, and costly. That is why more and more companies are deciding to rewrite their software with the help of Golang for improved performance, robustness, safety, and scalability.
Golang
Sendit: Secure, Instant Peer-to-Peer File Transfer
Sendit: Secure, Instant Peer-to-Peer File Transfer
Fintech
Web
With a privacy-first approach, Sendit ensures that no files are stored on any server, offering true peer-to-peer file transfers with complete control over your data.

Sendit simplifies file sharing by creating temporary, one-time use accounts for transfers, protecting user privacy at every step. Ideal for sending files to multiple contacts simultaneously, Sendit combines ultra-security with seamless sharing—all free of charge. Share files quickly, securely, and privately with Sendit’s innovative, server-free solution.
Custom Go development services
Golang enables the easy, dynamic, multi-platform creation of comprehensive backend, software architecture, cloud and AI solutions. Define your business goals or use the help of our product strategists to design a personalised software development plan. Our experts will provide all the necessary services to guarantee top-notch reliability, security and efficiency of your Go-powered software.
Golang development consulting
Benefit from our 11 years of experience with Google technologies, supported by projects for industry leaders such as Brainly or HelloFresh. We will help you develop an effective digital transformation strategy and optimise processes in your project by choosing the right tech stack. Take advantage of our business consultancy services and the support of experienced Go developers to audit the source code or increase the competencies in your company via Team Augmentation.
Microservices infrastructure deploymenty
Do you care about a quick time to market but do not want to give up the complexity of your application? Choose an alternative to the conventional monolithic approach. Build your application faster, more transparently and with the potential for further scaling thanks to microservices infrastructure powered by Golang. Google’s programming language allows you to take full advantage of microservices while simplifying architecture, decreasing resource consumption and improving data security.
Cloud and network services development
The essence of cloud-based solutions is scalability and the ability to share resources. A built-in Go concurrency allows companies to pass and store large amounts of data simultaneously while ensuring a failure in one sector doesn’t block the entire process. Choose Go for cloud deployment to leverage all the advantages of cloud computing and improve your systems’ performance, flexibility and safety.
Golang Artificial Intelligence development
Take advantage of the Golang programming language referred to as “the future of AI”. Streamline your CSM, analytics or sales processes with AI and ML-based automation, easy to deploy and maintain with Golang. Bet on fast performance – crucial when working with large datasets or complex algorithms; built-in concurrency support – helping improve the performance of AI algorithms; and efficient memory management – allowing for reducing the memory footprint of AI apps.
Golang for web app development
Develop scalable and secure web apps with Golang – a statically typed language with a strong focus on portability, rapid cross-platform development and out-of-the-box performance. Benefit from the latest technologies support, including HTTP/2, MySQL, ElasticSearch, state-of-the-art encryption standards and a secure web server with a powerful standard library. Leverage the power of Google-backed tools to make building reliable, complex web apps easy and cost-effective.
DevOps & Site Reliability Engineering
Establish the best DevOps and SRE practices within your company to scale and maintain enterprise apps easily. Use Go to streamline task management, improve CI/CD processes, make informed architectural decisions and automate wherever possible. Benefit from Go’s concurrency, networking and fast build times features. Manage cloud deployment, grow development infrastructure, build automation scripts and easily maintain larger apps with Golang’s low memory footprint and doc generator.

Laying the groundwork for a high-performance system

We work with you to define your goals, outline the core backend architecture, and determine if Go is the right fit for your needs—especially in high-concurrency, scalable environments like APIs, real-time apps, or distributed systems.

Golang

Concurrency

Microservices

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