Custom software development agency

Take your business to new heights with a software development process that guarantees an intuitive, seamless user experience and fuels growth and efficiency.

Our end-to-end software development services take ideas from strategy and design to a secure and scalable build.

We develop software for all your business needs

Your software should be safe, easy to use, and integrate seamlessly with your existing systems. It should also be able to grow alongside your business.

Infinum’s 20+ years of experience in software product development ensures that your teams and customers get powerful, reliable tools that will last.

Custom software development services that turn ideas into impact

Whatever your business goals, we can build software that helps you achieve them. Whether the aim is to improve your processes, better serve your customers, grow your business, or improve productivity, our cutting-edge technology will deliver. 

We always tailor our services to your needs, but here are just some of our core development capabilities designed to drive your business forward.

Digital products we build

Mobile and web apps

Transform both your internal operations and customer experience with mobile and web applications that produce a new level of insight and engagement.

With over 1000 launches to date, we’ve perfected our app development process, delivering an MVP in weeks, not months.

Mobile app development

Put your brand in the pockets of all your customers with personalized, user-friendly interfaces that assure satisfaction and trust. Convert users into loyal customers with faster, intuitive experiences that keep them coming back. We develop iOS, Android, and cross-platform apps for smartphones, tablets, and wearable devices.

ANDROID

Kotlin
Compose
Gradle
Dagger
Coroutines
RxJava

iOS

Swift
SwiftUI
async/await
Combine
RxSwift
SwiftPM
CocoaPods

CROSS-PLATFORM

Flutter
ReactNative
Kotlin Multiplatform

Web app development

We build reliable web apps that use the latest technology to accelerate delivery and modernize outdated systems. Whether it’s frontend, backend, or full-stack development you need, we use the most popular frameworks and server-side technologies to achieve your goals.

You are guaranteed an intuitive, well-designed interface, supported by secure, scalable architectures and efficient, secure data management. 

Technologies we use to make this happen:

React
Next.js
ChakraUI
SWR
A11y
Jest
WordPress
Storybook
CSS-in-JS
Angular
AngularMaterial
RxJS
Nx
Micro-frontends
Ruby on Rails
Python
Node.js

AI and data engineering

Do not waste hours manually conducting repetitive tasks. Instead, focus on growth and high-impact activities, while we develop AI agents to handle routine work.

With 20+ years of building data-driven tech, we’ve been working with AI before many businesses knew it existed. We turn unstructured data into always-on AI agents that keep your business moving at peak efficiency.

Data engineering

Behind every intelligent system is a strong data foundation. Our experts transform unstructured data into structured, analyzable formats that can be used to train AI models, identify patterns, generate predictions, and drive smarter business decisions. Having delivered data solutions for banks, telcos, hospitals, and retailers, we build systems engineered for reliability, security, and scalability.

Optimize your business workflows with AI agents that act, decide, and adapt on your behalf. We deliver working AI agent prototypes in just 10 days using our proven three-step process. Our solutions integrate seamlessly into your business operations instead of forcing you to change the way you work.

Machine learning (ML) development

Transform your business data into smarter decisions and faster predictions. Our experts develop ML-powered products, including:


  • Generative AI: Go beyond prediction and into creation. We build compliant GenAI models that produce text, images, designs, and insights catered specifically to your business
  • Computer vision systems: See more and act faster with models that can recognize and interpret visual information in real time
  • Predictive analytics solutions: Turn historical data into actionable insights that drive smarter business decisions, with our predictive analytics solution development fully integrated into your applications

AGENTIC AI & AUTOMATION TECH STACK

AWS Bedrock
Mlflow
Azure AI Foundry
AWS SageMaker
LLMs
Open AI
Pandas
BentoML
HuggingFace
LongChain
Pinecone
Scikit-learn
Pytorch
Vertex AI
LangGraph
LangSmith
LangFuse

DATA ENGINEERING TECH STACK

Apache AirFlow
Apache Icheberg
AWS Glue
Azure Data Factory
GCS
Google Cloud Dataflow
Kinesis
Apache Kafka
Apache Spark
BigQuery
Delta Lake
Python
SQL

CLOUD & INFRASTRUCTURE

Amazon Web Services
Databricks
Microsoft Azure
Docker
On-premises
Git
Kubernetes
Terraform

Custom IoT solutions

Stand out among competitors, optimize operational efficiency, deliver superior user experiences, and make better business decisions with IoT development solutions tailored for your business. We build custom applications that let you monitor and control your IoT devices, turning raw data into clear insights and seamless user experiences. We offer end-to-end IoT development, from strategy to deployment.

Custom software and app development

We design and develop IoT solutions, from control dashboards and mobile apps to data visualization tools, that connect your devices and deliver actionable insights in real time.

Cloud connectivity

Connect your IoT systems to the cloud with secure, scalable communication layers and cloud infrastructure that keep your devices online and give you real-time insights.

System integration

Your IoT ecosystem works best when every part of it speaks the same language. Our engineers develop integration software that connects your new IoT solutions with your existing systems and platforms, ensuring a seamless flow of data across your entire infrastructure.

Enterprise platforms

Your business is one-of-a-kind, so your software should be too. Easily achieve your specific business goals and scale with bespoke software designed especially for this purpose.

With 400+ talented strategists, engineers, and designers on board, we cover every aspect of enterprise platform development with confidence.

Custom enterprise software development

Turn your vision into a tailored solution that addresses all your precise needs. Our end-to-end application development means we support you from strategy through optimization, ensuring you get the very best results and long-term success.

Legacy application modernization

Transform outdated legacy applications into high-performing, future-ready systems with our expert modernization services. We refactor code, migrate to modern stacks, and break monolithic architectures into microservices, enhancing scalability and security.

Backend and API integration services

Seamlessly integrate your business-critical software into your existing ecosystem. Our engineers can build the APIs, middleware, and backend integration layers needed to connect your CRMs, ERPs, analytics platforms, and third-party systems. 

DevOps as a service

Our DevOps engineers can automate key processes like continuous integration, deployment, and delivery. We can also manage and maintain your cloud or hybrid infrastructure, handle incident management, and monitor your infrastructure resources. Additionally, we provide you with detailed insights into your system’s performance and potential issues.

Product strategy and design

Before we can develop your perfect software, we need to understand your goals and create a comprehensive strategy to guide a successful build. We act as your partner, not just an external provider, to ensure your ideal solution through close collaboration.

Then, we turn your strategy into brand-strengthening interfaces. From the first wireframe, every element is designed to make your product not only functional but effortless and enticing to use.

Cybersecurity

Let experienced engineers handle your business’s security threats. Whether you’re launching a new product, rebuilding your system, or certifying your business, we can discover any vulnerabilities in your system before hackers do.



Increase your security posture with the following services:

  • Penetration testing
  • Software security consulting
  • Social engineering services
  • Custom security program

Security is a top priority in any software we build for you and is baked into every digital product. Need extra help with your existing systems? We will take a holistic approach to ensuring your business’s resilience.

Made by Infinum

Benefits of Custom Software Engineering

Support digital transformation

Digital transformation isn’t just a trend; it’s how modern businesses stay competitive. We can help you adopt the latest technologies and upgrade legacy systems so your organization can operate more efficiently. We accelerate your transformation with software that is built around your business and is laser-focused on realizing your goals. And, as digital transformation is crucially an ongoing process, our scalable software is built to evolve with you every step of the way.

Increase scalability and flexibility

In business, if you do not bend, you break. Custom software allows you to adapt to changing market conditions and demand. Built to scale with your growth, it can handle increased users, expanding data, and new features without missing a beat. Whether you are entering new markets, launching innovative products, or evolving your operations, your software evolves with you, giving your business the agility to seize opportunities and stay ahead of the competition.

Gain a competitive advantage

Solve unique business challenges that off-the-shelf solutions cannot. Our expert developers create solutions that overcome the most complex obstacles and help to differentiate your offerings and respond to opportunities faster than competitors. Ultimately, working with our bespoke software development agency gives you the edge.

Boost efficiency

Time-consuming repetitive tasks, disparate systems, and siloed data are the enemy of efficiency. Our software automates, connects, and ensures information flows effortlessly across your organization. The result? Fewer errors and a faster process, where employees can spend more time on the things that really matter.

Improve user experiences

With software developed specifically for your business, you build loyalty among both customers and employees. Whether it is a web app, mobile app, internal tool, or an AI solution, we deliver the most intuitive and engaging experience for your users based on detailed research and a tailored strategy.

Enhance decision-making

Integrate analytics, reporting, artificial intelligence tools, and more into your operations. Build a data-driven culture that helps every team act on reliable information, not guesswork.

Why choose Infinum as your software development agency?

1

Support from start to finish

Yes, we are developers, but we do not just deliver a ready-made solution and leave you to it. We are an end-to-end software product development agency, supporting you from strategy to design, development, and ongoing maintenance.

With a wide range of expertise from strategy to UX/UI design and development, using the latest technologies, we are the full package.

2

We know the ropes

When we say we are experts, this is backed by two decades of experience and a whole host of successful projects spanning multiple industries from finance and insurance to healthcare and retail. Security, prioritized.


As an ISO-certified company, security is naturally a top priority for us, always. But we go beyond this guarantee. We also offer a variety of cybersecurity testing services to dive beneath the surface of your systems and really understand any risks facing them. This way, we can develop software with built-in security tailored to your threat landscape.

3

A team that’s fluent in tech

Throw just about any tech-based acronym at us, and we will be across it. Working with a wide variety of technologies, we can use the right tools for your individual project and integrate with your existing systems to deliver optimal results.

4

Fast delivery with high-quality results

With over 20 years of experience and a team of leading experts, we have a finely honed development process that delivers quick results without compromising on quality. While some providers take months to produce an MVP, we take weeks. We work in agile cycles, delivering value fast. As part of this, we offer quality assurance and continuous monitoring, along with guided improvements to ensure continued performance.

These companies trust us with their app development process

Our long-standing partnership with Philips and our contribution to high app store ratings highlight our design expertise. Our team’s role in supporting Philips has been crucial in reinforcing its digital presence in the industry.

Our collaboration on the Infobip website and documentation included migrating old content and enhancing the site’s functionality and user experience, with a focus on SEO and performance optimization.

In cooperation with ProductionPro’s team, we built a digital tool for streamlining creative collaboration in film, TV, and theater productions. Today, it’s trusted and used by Hollywood’s biggest studios.

We joined forces with Vontobel’s back-end development team to make an SEO-powered, smooth-running website. As a result of our work in product development, the client saw improvement in speed, reliability, and user engagement.

Our innovative user research for VNS Health’s Command Center has revolutionized their workflow. The insights and new experience maps we provided have significantly improved their operational processes.

Telecommunications service provider A1 partnered with us to reimagine the customer experience for all their users. Based on mobile, we designed and built a modular product that fully adapts to their needs.

We created a new kind of mobile banking experience for the Croatian Postal Bank, the largest local bank in Croatia. Together, we keep innovating, enhancing user experience, and introducing new possibilities for customers.

Signify is the market leader and innovator in all things lighting. We created a digital product that harnesses the full power of Signify’s cutting-edge lighting hardware.

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