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Development Team

Outstanding results. Remarkable people.


About us

3dev software house

We are a Team of developers who gained their experience in the world's largest corporations. Our mission is to create software in a new and better way.

We specialize in designing, building, and shipping high-end custom software solutions. When custom may mean something, what has never been done before.

Trusted by:

the Leaders

Services & Expertise

Custom software develoment.

Frontend Software Develeopment

We are front-end veterans. Working in react, angular and even plain vanilla.js web applications. We are competent in designing complex user experiences as well as advanced data visualization with use of three.js, babylon.js and d3.js libs

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Backend Services

Being Full Stack javascript developers we have created small and medium size server applications with use of node.js and nest.js. We are confident in working with all database types.

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Cloud Engineering

Over the last 5 years we have gained a lot of experince building conventional and serverless backend solutions working with various AWS services like EC2, Dynamodb, API Gateway, S3, RDS, Lambda etc

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Solid experience in all stages of defi development. From feasibility study through implementation, testing and auditing. Dozen of smart contracts pushed to production, interacting with hundreads of users and securely storing their funds.

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Digital Product Design

UI & UX is important piece of the end product. We always satisfy client needs. Often win awards. Never neglect the importance of research based design.

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Data Visualization

We are proficient in babylon.js & d3.js Profesional data visualization is part of 50% of our products, Often required in blockchain related dashboards. Evewhere where out-of-the box doesn't fit. Our work is showcased on bablylon.js demo platform.

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Featured Work

World's best blockchain products rely on our experts.

Trading automation

The primary objectives of the project was to ensure the provision of top-notch assistance in making well-informed decisions. To accomplish this, an array of cutting-edge visualization components and a highly efficient pipeline were designed to seamlessly process data streams originating from a total of seven prominent exchanges.
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Space Cartels NFT Launch

As the Space Cartels team already had successful mint experience before approaching us, we knew they will be a committed and reasonable partner in challenging world of blockchain projects. That is a great indicator of smooth cooperation and clear definition of goals.
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10 years of experience

Team members are truly vetted in angular projects, working with different domains

Large projects under the belt

We have experience working with projects where where several teams worked together on one app

Most demanding customers

The apps we have been working on are used by market leaders

Various domains

Mostly fintech but several equally important like FMCG brands, celebrities, engineering but the list goes on

Complex architecture

Whenever required we solve problems with right tools like: ngrx, nrwl, module federation, microfrontends and have years of experinece with these


We have done several projects especially in fintech where rapid changes of data required tackling a lot of real time challenges

Blockchain & NFT Expertise.

We review NFT project ideas, advise on technical details and make feasibility studies based on our multiyear experience. We help companies succeed on any stage including early stages and post hack situations.

You will avoid costly mistakes

We helped companies make their collections right. As smart contracts are immutable in their nature mistakes are hard to undo. Let us take care of your business idea and make the complex process smooth and free from expensive bugs.

We did it many times before.

We have deployed multiple custom NFT smart contracts to production that allowed hundreds of users to interact with.

The complex solution you need.

We offer complex solution including changing your idea into work plan, delivering custom mobile friendly UI, high quality smart contract development and server side services according to your needs.

Projects that were never heard of

No matter what unique features your NFT has (i.e game loot, premium content access etc) we are seasoned in facing those rare technical and business challenges that come along.

Gamification done right

We have learned it the hard way that in many aspects NFT collections for gaming and play to earn games particularly are the most demanding ones. You need to simulate the tokenomics to make things well balanced, provide fair chances randomization, store things on-chain and off-chain and plan various other aspects beforehand. This is the business journey that requires trusted partner by your side.

NFT as Access Pass

NFT Access Passes are changing the rules. No matter if you are an artist, blogger, YouTuber, musician, celebrity, instructor or represent a brand - you can benefit from distributing content with NFT-gating access. Get the freedom of monetizing your community and make it on your own rules. By issuing NFT tokens you give access to stuff you want to share now and in the future. Check out the full list of benefits of token-protected pages or contact us to get an estimate.

Latest Blog Articles

People read what we write, because we write about blockchain based on lessons learned in this field.

Token Protected Pages: use NFT as access pass.

In we observe that NFT access-passes are increasingly more interesting for various types of content creators. We have made several successful integrations of Token Protected Pages and in the following article we share our thoughts on this matter.
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Token gated time scheduling using NFT & Calendly.

Token protected scheduling system allows user to either monetise their time with cryptocurrency or give chance to book time only for people having specific token* in their wallet.
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Naive random implementation in smart contracts and its flaws.

This is a widespread practice to introduce randomness into smart contracts using block hashes. Plenty of popular smart contracts are based on this idea despite its serious consequences. In this text, we will highlight a number of pitfalls of such an approach.
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We believe in quality code.

We know how important it is to test before delivery


We are dedicated to, what we do

Reduce management overhead

because we are..

...driven by engineers

only ;-)

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