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API development and integration services

Our formula for API success? (Clean architecture + airtight security + seamless integration) × (Devico’s senior API engineers) = systems that scale, not break.

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Why you need a reliable provider of API development services

Stay focused

Your team should be building the future - not buried in backend complexity. Let us handle the APIs while you focus on your product and your users.

Built-in security

44% of data breaches start with APIs. Ours don’t. We bake in security from day one - encryption, auth, and constant testing - so you sleep better at night.

Ready for what’s next

Technology doesn’t wait. Neither do we. Our APIs are built to scale, flex, and evolve - so you're always one step ahead.

Ship faster

We don’t reinvent the wheel. We use proven frameworks, smart shortcuts, and senior engineers to get your solution to market - fast.

Spend less

Bad code is expensive. So is rework. We do it right the first time - saving you time, money, and future headaches.

Love from your users.

Great APIs don’t just power apps. They power seamless experiences. We make it easy for developers to build, connect, and deliver value to your customers.

Complex systems. One simple connection.

APIs done right - fast, secure, and invisible to the user.

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Types of APIs we develop

  • Public APIs

  • Partner APIs

  • Internal APIs

  • Composite APIs

Our API
development process

We take the mess out of integration - and turn it into something beautiful.

Step 1

Start with clarity.

We ask the right questions: What do you want your API to do? Who’s using it? Why does it matter? That’s how great architecture begins.

Step 2

Design for tomorrow.

We don’t just design for today’s use case. We build scalable, secure APIs that grow with your product - and never get in the way.

Step 3

Build with precision.

Our developers move fast - but never break things. Every line of code is tested, optimized, and built to perform under pressure.

Step 4

Launch with confidence.

We deploy in clean, secure environments - and hand you crystal-clear docs your developers will actually want to use.

Step 5

Stay sharp.

APIs evolve. So do we. We monitor, maintain, and improve your API long after launch - so it never slows you down.

Our API solutions

Payment gateways

Paypal

Paypal

Authorize.net

Authorize.net

2Checkout

2Checkout

BillDesk

BillDesk

PayU

PayU

EBS

EBS

Sage Pay

Sage Pay

Shipping gateways

FedEx

FedEx

UPS

UPS

USPS

USPS

DHL

DHL

EasyPost

EasyPost

Shippo

Shippo

Gooten

Gooten

SMS gateway integrations

Nexmo SMS

Nexmo SMS

TeleSign SMS

TeleSign SMS

Twilio SMS or Lookup

Twilio SMS or Lookup

D7SMS

D7SMS

Telnyx

Telnyx

MessageBird

MessageBird

Octopush

Octopush

ClickSend

ClickSend

Social network API solutions

Facebook

Facebook

Instagram

Instagram

Twitter

Twitter

YouTube

YouTube

Pinterest

Pinterest

Snapchat

Snapchat

Tumblr

Tumblr

Viber

Viber

Why choose Devico as an API development and integration provider?

We don’t build generic tools. We build the right solution - for your business.

Our APIs scale with you. Seamlessly. Silently.

Security isn’t an add-on. It’s built in, from line one.

We move fast - without cutting corners.

You launch. We stay. Always improving, always optimizing.

Trusted by companies worldwide to make complex systems feel simple.

What our customers say

View all
  • E-learning

“You guys have always been genuine, flexible and personable.”

Ryan Austin

CEO & Founder

  • Healthcare

“I know that we can rely on you 24/7 almost, which is way over and beyond what we've contracted.”

Stefan Claesen

CEO & Founder

  • Cybersecurity

“It was so easy to integrate your people with us and we didn't have any problems.”

Janosch Greber

VP of Engineering

Technology stack

We are proudly technology agnostic and use the most
appropriate technology for the task at hand

  • All

  • Backend

  • Frontend

  • Databases

  • DevOps

  • Clouds

  • Android

  • iOS

  • Cross-platform

  • Blockchain

Node.js-icon

Node.js

Next.js-icon

Next.js

Nest.js-icon

Nest.js

Koa.js-icon

Koa.js

Express.js-icon

Express.js

Python-icon

Python

Django-icon

Django

Java-icon

Java

Spring Boot-icon

Spring Boot

Success stories

Fintech
Mobile
UK

Mode app

A new-breed digital finance app that allows users to buy, earn and grow crypto

Contact us for a free
IT consultation

Fill out the form below to receive a free consultation and find out how Devico can help your business grow.

Get in touch

Engineering departments

Custom software development

  • Web and mobile
  • Data science
  • IoT

DevOps

  • IaaC
  • CI/CD
  • SRE
  • Incident management

AI development

  • Machine learning
  • Natural language processing
  • Computer vision
  • Robotic process automation

Technical consulting & audit

engineering departments.png

Game development

  • End-to-end game development
  • GDD
  • Technical direction
  • Art outsourcing

Quality assurance

  • QA as a service
  • Test automation
  • QA audit

UI/UX design

  • Design and consulting
  • Prototyping
  • Corporate identity & graphics

Project managers, Scrum masters

Business analysts

Custom software development

Web and mobile

Data science

IoT

DevOps

IaaC

CI/CD

SRE

Incident management

AI development

Machine learning

Natural language processing

Computer vision

Robotic process automation

Technical consulting & audit

Game development

End-to-end game development

GDD

Technical direction

Art outsourcing

Quality assurance

QA as a service

Test automation

QA audit

UI/UX design

Design and consulting

Prototyping

Corporate identity & graphics

Project managers, Scrum masters

Business analysts

Featured content

Frequently asked questions

We build RESTful, GraphQL, SOAP, and custom APIs - designed for your business logic, infrastructure, and integration needs.

Yes. We specialize in secure, seamless third-party integrations - from payment systems and CRMs to cloud platforms and custom tools.

We implement top-tier security protocols: OAuth 2.0, token-based authentication, encryption, rate limiting, and continuous vulnerability checks.

It depends on complexity - but most APIs are ready in 2–6 weeks. We move fast and keep quality non-negotiable.

Yes. Every API we build comes with clean, developer-friendly documentation - so integration is smooth and frustration-free.

Yes. We monitor, maintain, and improve your API to ensure long-term performance and reliability.

Yes. We design APIs to integrate with legacy systems, cloud platforms, microservices - or whatever stack you're using.

No problem. We’ll help define your API goals, structure the endpoints, and design a solution that fits your users and use cases.

Yes. We provide automated and manual testing to ensure your API is stable, secure, and production-ready.

Speed. Experience. Fewer mistakes. We’ve done this hundreds of times - and we bring everything we’ve learned to your project from day one.

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Lviv
+24
Kharkiv
+15
Kyiv
+48
Poland
+3
UK
+12
Germany
+21
Lithuania
+19
Latvia
+12
Slovakia
+2
Greece
+3
Portugal
+2
Netherlands
+15
Estonia
+21
Czech Republic
+2
Andorra

With a pan European talent pool, Devico brings together the continents best talent and makes them available for you

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