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We develop complex services and solutions for startups.
Building MVPs and scaling solutions for FoodTech & Retail startups since 2015...
Top Services:
- Mobile App Development
- Software Development
- Web Design
- eCommerce Development
- Branding
- Show more
- Location
- Addison, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 20 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsdev.family Services
Data sourced from the agency's DesignRush profileSizl. Dark kitchen mobile app Godno. Marketplace for sellers of local goods Malpa. Help desk for customer support team with AI TravelGo. Mobile app and website for travel bookin 9D. Wellness mobile app Mobile app & personal account for a BMW dealer Nescafe CRM-platform for the official YouTube partner John Dory. Loyalty program mobile app Bushe. Pastry ordering platform
dev.family Reviews & Testimonials

Startup Review from Thomas Sutherland
The team did an outstanding job developing the website. Their work effectively showcases the platform’s AI services for the AI and crypto industry. The result is a well-designed, functional site that enhances user experience. Great work!

eCommerce Development Review from Pasha Rudinski
Thanks to the dev.family team for developing our mobile application. The app is user-friendly and beautifully designed, making shopping a seamless experience for our customers. We recommend the dev.family team for their exceptional work and dedication.

Software Development Review from Alexandr Bovtrukevich
We extend our appreciation to the developers for their invaluable contribution in crafting our company's website. Their expertise has not only delivered a user-friendly platform but has seamlessly showcased our diverse range of new cars with warranties. Thank you for your commendable work
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsAward Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce
QOLOS (pronounced "koh-lohs") is a U.S.-based software development company, specializing in building custom, high-performance digital solutions for brands that demand innovation. From complex ERP integrations to e-commerce solutions - you are in good hands with QOLOS...
Top Services:
- Web Development
- eCommerce Development
- WordPress Website Design
- UI/UX Design
- Software Development
- Show more
- Location
- Green Bay, Wisconsin
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $50,000 & Up
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsQOLOS Services
Data sourced from the agency's DesignRush profileThermos Certco Stryker Louisville Vegan Jerky Dallas Morning News Dallas Police Department Bancroft and Sons Schneider National Cocktail Courier Restaurant Warehouse
QOLOS Reviews & Testimonials

WooCommerce Review from Amanda Viviano
We hired Qolos to build our local florist shop's website on WordPress and WooCommerce, and we couldn't be happier with the results. From the start, they took the time to understand our business and created a site that's not only beautiful but easy for our customers to browse and shop.The WooCommerce setup was seamless, our online ordering works exactly the way we needed it to. But what really sets Qolos apart is their ongoing monthly maintenance. We never have to worry about updates, security, or technical issues because they stay on top of everything. Any time we've had a question or a small change request, they've been responsive and professional.As a small local business, it means a lot to work with a team that genuinely cares about keeping our site running smoothly. Qolos has been a true partner, not just a vendor. Highly recommend them to any local business looking for reliable web design and maintenance!

Web Development Review from Sanjay Singh
I kept getting negative reviews about my app for technical glitches, heating issues, functionality, loading time, crashing, and more bugs. So, I reached out to QOLOS after going through 2-3 renowned review platforms. I explained my app issue to the team, and they did tremendous work with their mobile testing solutions. Also, I wanted to build a website for my app. They created a feature-rich and seamless website.

Shopify Review from Sarah Nesheim
Working with QOLOS was the best decision I have made in regards to scaling my business. They are professional, so creative, they communicate every step of the way and their pricing is fair for the highest quality work. The designer of our logo and website did it well and I am so impressed and proud of the final product! the designer listened and knew exactly what I wanted which made the process so simple. Seriously could not recommend QOLOS more!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsTogether, beyond expectations
CHI Software is a technology solution provider that offers a full set of software-based services from custom software development to maintenance & support. Our talented team is passionate about Generative AI, Cloud Computing, Data Engineering, and IoT. CHI's success comes from care of every client...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- Web Development
- Staff Augmentation
- Show more
- Location
- Lviv, Ukraine
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsCHI Services
Data sourced from the agency's DesignRush profileVodafone Lecre Media Mrkt
CHI Reviews & Testimonials
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Web Development Review from David Gornshtein
My company was looking for a development team to proceed with the development process. We needed to set up a service [that] allows our clients to monitor, control, and optimize their Cloud & SaaS spend. [The] CHI Software team delivered services and technologies we need[ed] to reach our financial goals. (Verified via email)
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsPaving the way for a thriving digital society
Paving the way for a thriving digital society...
Top Services:
- Digital Services
- Mobile App Development
- Digital Strategy
- Product Design
- UI/UX Design
- Show more
- Location
- Istanbul, Turkey
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 17 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsCommencis Services
Data sourced from the agency's DesignRush profileIÅŸbank Denizbank Burgan Bank ON Digital ForteBank Riyad Bank Beyon Money Turkcell Pegasus Air Astana
Stunning Apps
A top-rated UK app development company, delivering award-winning Android and iOS apps since the first iPhone...
Top Services:
- Mobile App Development
- AI Development
- Software Development
- UI/UX Design
- Digital Strategy
- Show more
- Location
- York, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 17 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsThe Distance Agency Ltd Services
Data sourced from the agency's DesignRush profileThe Encephalitis Society NHS Virgin Trains East Coast Slimming World Astra Zeneca SafeStyle Bentley Eurotunnel Le Shuttle
Outcome focused Mobile and XR app development.
A mobile and AR/VR product studio with an outcome-driven mindset and smart delivery...
Top Services:
- Mobile App Development
- VR/AR
- IT Services
- Product Design
- UI/UX Design
- Show more
- Location
- Wroclaw, Poland
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 20 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsnomtek Services
Data sourced from the agency's DesignRush profilePONS VirtaMed Monster Jägermeister Magic Leap Lighticians Unicity AREA15 Siemens Healthineers
nomtek Reviews & Testimonials
Roland Siegenthaler's Review Sourced from Google
They are really nice people, with great skill and they not only talk but actually live the agile approach. Within three days they delivered a first prototype of my app - absolutely amazing!
tamara bolsewicz's Review Sourced from Google
Best employer ever! After over 2 years and 2 different workplaces I'v decided to come back, as nothing compares to nomtek :)
Fenton Hughes's Review Sourced from Google
We've been working on an app development project with Nomtek since Feb. So far our collaboration has been very good. They are client-focused, reliable, and competent.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsYour product engineering ally.
Rebbix proves that results-oriented outsourcing without bullshit and sugar coating is possible.We provide highly effective engineering teams as a service. Since 2012, weve been helping online marketplaces scale to different markets, transform from classifieds to transactional, launch, pivot, and find...
Top Services:
- Software Development
- Mobile App Development
- Staff Augmentation
- UI/UX Design
- IoT
- Show more
- Location
- Lviv, Ukraine
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $65/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 4 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsRebbix Services
Data sourced from the agency's DesignRush profileOLX Group Fixly Day.io Dreamlines modnaKasta Belvilla Mozilla MDC Indústria de Containers Inteligêntes Investing
Rebbix Reviews & Testimonials
Ivan Yarych's Review Sourced from Google
A very comfortable company to work for - thanks to the people who work here and the well-thought-out workspace.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsDigitally transformed human experiences
Blending strategic insights and thoughtful design with brilliant engineering, we create durable technical solutions that deliver digital transformation at scale...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- UI/UX Design
- AI Development
- Show more
- Location
- Minneapolis, Minnesota
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsMentorMate Services
Data sourced from the agency's DesignRush profileGraco Junior Achievement Land O'Lakes Royal Bank of Canada Trane
From Concept to Cloud We Build What Drives Growth
Tech Formation is a premium software development company helping U.S. startups and enterprises build innovative SaaS, AI, and custom software solutions. With a focus on scalability, security, and user experience, we turn complex ideas into powerful digital products that drive business growth. From concept to...
Top Services:
- Software Development
- Web Design
- eCommerce Development
- Web Development
- Mobile App Development
- Show more
- Location
- Ludhiana, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTech Formation Services
Data sourced from the agency's DesignRush profileStephen Murphy Vincent Maneno Hope Devanport Kathryn Farr Tony Antoniou Debi Behunin
Tech Formation Reviews & Testimonials
Sandeep's Review Sourced from Google
Had a great experience working with Tech Formation. The team is professional, skilled, and very responsive throughout the development process. They delivered exactly what was promised and on time. Highly recommend them if you're looking for reliable software development services.
Harpreet Kaur's Review Sourced from Google
Tech Formation has been an amazing experience! The company fosters a collaborative and innovative work culture, provides excellent opportunities for professional growth📈, and truly values its employees. Management is supportive, and the work-life balance is great. I feel lucky to be part of such a dynamic and forward-thinking team!🌟
Amar Kumar's Review Sourced from Google
Tech Formation is an inventive IT firm that prioritises efficiency and quality while providing state-of-the-art solutions. Their skilled staff guarantees top-notch service catered to the requirements of the client.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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Frequently Asked Questions About React.js Developers
What are the typical React.js development services?
React.js development companies provide end-to-end services that span the entire software development lifecycle, from strategy and design to development and launch. Core services include:Â
- React.js consulting: Guiding businesses on building and optimizing their React applications through component selection, architecture design, and roadmap development.Â
- Custom React.js development: Engineering applications tailored to a business's specific needs, goals, and existing IT infrastructure, and typically include web design and web development. Â
- UI/UX design: Delivering intuitive interfaces, clear user flows, and standardized design systems that align with a brand and its target users.Â
- API integration: Connecting the React frontend to back-end systems, third-party tools, and external data sources to support seamless functionality and user experiences.Â
- Platform migration: Rebuilding or migrating legacy frontends to React to improve maintainability, usability, and performance, often with minimal disruption.Â
- Maintenance and support: Providing post-launch monitoring, debugging, performance optimization, and technical support.Â
Many React.js developers also offer specialized expertise, including SaaS products, web application development, customer portals, eCommerce solutions, and minimum viable products (MVPs). Â
Some React.js development companies may also offer digital marketing services, such as content marketing, search engine optimization (SEO), and branding.Â
What is the difference between React and React Native?
The main difference is that React is used to build web user interfaces, while React Native is for developing mobile applications. Here are more details on their differences:Â
| Â | React | React Native |
| Primary platforms | Websites, web applications, and single-page applications | iOS and Android mobile apps |
| Tech base | JavaScript/TypeScript with React for web UI | JavaScript/TypeScript with React, rendered through native UI components |
| Best for | Businesses building browser-based products, customer portals, dashboards, eCommerce sites, and SEO-focused web experiences | Businesses building cross-platform mobile apps for both iOS and Android with shared logic and accelerated development time |
| Examples | Facebook, Instagram, Netflix web | Microsoft Teams and Shopify |
What are the typical React developer tools?
React.js developers typically choose their stack based on a client's product goals, technical requirements, and existing systems. For example, they may use Formik for complex forms and validation, Storybook for developing and testing components in isolation, and MUI for production-ready UI components and design systems.Â
Common React developer tools:Â
- Core front-end: React, JavaScript, TypeScript, HTML, CSSÂ
- State and data fetching: Redux, TanStack QueryÂ
- UI and styling: Tailwind CSS, MUI, StorybookÂ
- Testing: Jest, React Testing Library, CypressÂ
- Back-end options: Express, Laravel, Rails, ASP.NETÂ
- Databases and infrastructure: PostgreSQL, SQL Server, RedisÂ
Can React.js developers build AI-powered features into web applications?
Yes. A React.js developer can build AI-powered features into a web application by integrating model APIs, SDKs, and AI workflows into the product experience. Â
Depending on your goals, this may include providers such as Google Gemini or Anthropic Claude, along with React developer tools, like Vercel's AI SDK for building chat, search, recommendation, and automation experiences in React-based apps.Â
These companies can help you build features such as:Â
- Personalized content and recommendations based on user behaviorÂ
- Chatbots and virtual assistants for real-time customer supportÂ
- Smart search with autocomplete, semantic search, and related-result suggestionsÂ
- AI-assisted dashboards that generate summaries, reports, forecasts, and insights from business dataÂ
When should you hire a React.js development company instead of using an in-house team?
The right choice depends on your project goals, internal capacity, timeline, and need for control. You may want to hire a React.js development company if:Â
- You have a short-term or time-sensitive project, but your internal team is already at capacity.Â
- You do not have the specialized expertise required for the project, such as React architecture, performance optimization, migration, or AI feature integration.Â
- You need to accelerate delivery without hiring and onboarding a full internal team.Â
- You want access to a broader range of skills, such as design, front-end engineering, QA, and post-launch support, through a single external partner.Â
- You need temporary support to fill skill gaps or expand delivery capacity.Â
Use an in-house team when:Â
- The application is a core business product that requires long-term ownership and deep institutional knowledge.Â
- The project involves highly sensitive systems, proprietary logic, or strict security and compliance requirements.Â
- You need close day-to-day collaboration, faster internal feedback loops, and direct control over priorities.Â
- The product requires continuous iteration and alignment with multiple internal teams over time.Â











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