What is custom software development?

Unlike off-the-shelf software solutions that serve users with similar needs, custom software development addresses your business’s unique requirements. A custom software company builds products specifically tailored to an organization’s needs.

What is Agile software development?

Agile is a set of practices based on an iterative approach to project management and software development. It involves building software in small increments of functionality, allowing teams to deliver faster and respond quickly to user feedback.

What is the Software Development Life Cycle (SDLC)?

The Software Development Life Cycle is a process that includes planning, building, testing, and deploying software solutions. It typically consists of six to eight stages: planning, requirements gathering, design, development, documentation, testing, deployment, and maintenance. Depending on the project scope, some stages may be combined, split, or skipped.

What are the major types of software development?

The three major types of software development include front-end development (building user interfaces and client-side logic), back-end development (building server-side logic and infrastructure), and full-stack development (a combination of both).

How much does custom software development cost?

Unlike off-the-shelf software, it is difficult to provide an exact or even rough estimate for custom software development. Costs depend on factors such as project size, complexity, target platforms, team size, and required integrations.

How long does it take to build a custom solution?

It usually takes 4 to 9 months to design and build a custom software solution. More complex projects take longer. Factors that increase development time include: more than 25 screens, multi-platform support, data migration from legacy systems, and complex business logic.

Signing an NDA is a standard part of our process. We sign an NDA at the beginning of communication to ensure that all shared information remains confidential.

What are the pros and cons of custom software development?

Custom software is tailored to your specific needs, highly secure, and easy to scale. However, it typically requires a higher investment and longer development time compared to off-the-shelf solutions.

Why is custom development such a significant investment?

Custom development requires time to understand business processes, gather requirements, design the solution, and build the software, which makes it a significant investment.

Who will be the owner of the software?

While our team develops and maintains the software, the client retains full ownership of the final product.

What sets you apart as the best software development company?

We help companies deliver high-quality digital products using modern technologies such as React.js, Node.js, Next.js, Python, Meteor.js, and Express.js. Our experienced team follows best practices to build reliable and scalable solutions that improve user experience.

Do you provide software development consulting services?

Yes, we provide software consulting services to help businesses improve processes and modernize existing systems.

What is software development outsourcing?

Outsourcing refers to hiring an external team to handle software development, design, testing, and support for your digital product.

What is offshore software outsourcing?

Offshore software outsourcing means hiring an external development team located in another country.

ROI-driven software development partner

Your partner for stunning mobile and web products, delivered in excellent quality and on time.

Request an estimation

Travel & hospitality software development

Your partner for stunning mobile and web products, delivered in excellent quality and on time.

Learn more

Transportation & logistics software development

Your partner for stunning mobile and web products, delivered in excellent quality and on time.

Learn more

ROI-driven software

Travel & Hospitality

Transportation & Logistics

Industry leaders we work with

Access our solutions

Pre-built accelerators and platforms that cut your time-to-value.

Analytics

Revenue leakage detection

Automated checks catch unbilled usage, failed payments, and pricing errors before they drain your margin. Plug into your billing stack.

Travel

Partner

AI-powered Tripian integration

Platform creates AI-driven itineraries that seamlessly integrate with existing platforms through white-label solutions and APIs.

Travel API integrations

Plug your product into Stripe, Travelport, Amadeus, Expedia, and the rest w/o the integration pain.

Security

Website security audit

Automated scanning that catches vulnerabilities in your code and AI pipelines before production.

Conversions

Conversion rate optimization

AI-driven experiments and funnel analysis pinpoint where users drop off. Ship fixes without waiting on a full redesign.

COAX services

Explore all services

Product strategy

Get strategic guidance on creating best-in-class software solutions that scale with your brand and deliver business impact.

Learn more

Product engineering

Build and modernize software of any complexity, with third-party integrations that scale with your systems and hold under load.

Learn more

Product growth & marketing

Make your brand the one AI recommends. Our SEO, GEO and conversion strategy turns search and AI visibility into steady revenue growth.

Learn more

Agentic AI Development

Put AI agents to work across your operations. Automate routine processes, cut operating costs and let your team focus on growing the business.

Learn more

Our expertise in showcases

See all projects

Shiji — Custom Webflow for a global hospitality provider

10K+

active daily users across the Canada

100+

screens redesigned and rebuilt

4+ yrs

of partnership and product evolution

BSTK Grandbus - Bus ticket booking platform

€30,000+

saved in annual
commissions

300%

increase in repeat
rides

99%

route management accuracy

DriveIQ AI for predictive delivery & driver safety

increase in vehicle
utilization

2.25M+

deliveries automated entirely

90%

reduction in dispatcher workload

AI Pods: AI-augmented software development teams

Lean teams of 2–4 people partnered with AI — discover and deliver faster

AI Pod · people

Product
Engineer

Product
Manager

Product
Designer

Quality
Engineer

Product mgmt
Agent

Requirements

Solution‍
‍Agent

Architecture

Design
Agent

Design

Coding
Agent

Code

Quality Assurance
Agent

Tests

DevOps
Agent

Deploy

Product Engineering CoE

AI & Solutions CoE

Product Management CoE

Centers of Excellence · support

Team structure

Teams are smaller, every member with product mindset
Roles within the team blur
Centers of Excellence enable specialization as needed

Product design & delivery

Streamlined transition from “define-design” to “build”
Fast cycle-time with AI-agents autonomously orchestrating the flow
Significantly faster product increments delivery

+ AI tooling

Claude Code, GitHub Copilot, Cursor
Replit, Lovable

Trusted software partner

ISO-certified

ISO 9001

Certified to comply with the international standards of quality management

ISO/IEC 27001:2022

Certified to comply with  the international standards of information security management system

4.9 of 5

Clutch

4.9 of 5 (17 reviews)

AWS Certified

AWS Solutions Architect Associate

AWS Certified

AWS SysOps Administrator Associate

Industry-recognized

Global Business Travel Association

Member of the global travel association

IT Ukraine Association

Members of the largest IT Community in Ukraine

Professional Scrum Master™ I

The certificate confirms the successful use of Scrum by our project managers

Google Cloud Certified

Cloud Digital Leader

Top Clutch Award

Top app developers in supply chain, logistics & transport

Top Clutch Award

Top app developers in hospitality & leisure

Top Clutch Award

Top app developers in GPS, navigation & GIS

Client feedback

Watch video

I was most impressed by the quality of the end product.

While my ideas formed the basis for the work, they delivered a far more superior product than I imagined with greater flexibility and viability of features. They exceeded expectations so many times it got to the point I couldn't wait to see what they came up with next.

Dan Brooks

President, Krytter

View showcase

Watch video

In my direct experience, I have found the engineering resources to be consistently professional and proficient.

I will recommend COAX to any organization that’s looking to execute on the evolution and growth of their platform.

Bohdan Zabawskyj

Co-founder and CPO at Fortay.ai

COAX have delivered immense value to our business as our valued strategic development partner.

I implicitly trust the whole COAX team to do the right thing by location:live, and to have blunt and honest conversations with me when we are in the thick of delivery. COAX are the engine room and compass behind our market-leading tech.

Neil Winkworth