Expert App Development Services in Chicago

At BuildNexTech, we specialize in designing and developing custom mobile applications that empower businesses across Chicago to turn their digital ideas into impactful, high-performing solutions. Our team builds secure, scalable, and intuitive apps tailored to the needs of forward-thinking companies in the city’s dynamic tech and business environment. From iOS and Android to cross-platform development, we create dependable, user-focused mobile apps that boost engagement and drive growth in Chicago’s competitive digital landscape.

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What Our Clients  Say

With 150+ happy clients, experience spanning 30+ industry verticals, and over 200 years of combined development knowledge, BuildNexTech delivers end-to-end mobile app development solutions to fast-growing businesses across 30+ industries

Guillermo Rauch

CEO, Vercel

The @BNXT.ai team nailed it—clean UI, smooth navigation, and quick responses kept our React Native app on track.

Vlad Matsiiako

Co-founder, Infisical

BuildNexTech was amazing! Bharti Garg and the team made migration smooth and secure, and everything worked seamlessly with our requirements. Highly recommend!

Maayan Salom

Co-founder, Elementary

We explored several partners in the market, but BuildNexTech stood out as the most promising for web design and development services. They helped us build a user-focused web platform that aligned perfectly with our goals. The co-founders were attentive throughout, making the collaboration smooth and efficient.

Zeno Rocha

CEO, Resend

BNXT.ai handled our web development project with a focus on functionality and structure. Rupesh Garg led the technical planning, including login systems, API-based forms, and basic analytics tools to support our application. The MERN stack helped deliver a flexible, responsive experience.

Adam Carrigan

Co-founder, MindsDB

My team loves BuildNexTech! They delivered a solid Java app on time, and Bharti Garg’s coordination was spot on.

Ashley Mulligan

Head of Product Engineering,
Flatfile

BuildNexTech checked all the boxes for our cloud journey—from assessment to secure setup and optimization, Rupesh Garg’s team aligned everything with our goals.

Chun Jiang

CEO, Monterey AI

Absolutely the best! BuildNexTech made it super easy to move to Power BI, and their team was great to work with!

Charly Poly

CEO, Defer

We collaborated with BuildNexTech to develop a mobile app using Flutter. The cross-platform compatibility enabled us to reach users on both Android and iOS efficiently. Bharti Garg stayed in sync with us during key phases, making communication easy.

Mark Bao

Co-founder, Goody

We collaborated with BNXT.ai for a web application and later extended the scope to include Power BI dashboards. The integration helped us track key metrics more clearly, and the combined solution has improved how we manage and report our data.

Our Proven Mobile App Development Methodology for Brands in Chicago

Why Your Business Needs BuildNexTech’s Mobile App Development Services in Chicago

Limited team skills and resources

High costs for hiring and training

Slow development cycles

Limited platform expertise (iOS, Android, cross)

Difficulty integrating AI and advanced features

Manual testing increases time and cost

In-house

Access to expert mobile app development company specialists

Cost-effective custom mobile app development services

Faster delivery with agile mobile app development solutions

Expert cross platform mobile app development

Proven AI-based app development capabilities

Built-in QA with automated testing

BuildNexTech

Ready to move your resources to the cloud?

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Frequently asked questions

Why is BuildNexTech a trusted mobile app development partner in Chicago?
BuildNexTech delivers end-to-end mobile app solutions crafted for the needs of Chicago's thriving business ecosystem from fast-growing startups to established enterprises. With deep expertise in iOS, Android, cross-platform, and AI-enhanced apps, we create secure, scalable, and high-performance mobile experiences tailored for the Chicago market.
Does BuildNexTech support both startups and large enterprises in Chicago?
Definitely! We build custom mobile applications for early-stage startups in neighborhoods like Fulton Market and long-established companies in The Loop. Our team handles everything from simple MVPs to complex enterprise-grade platforms.
How does BuildNexTech help Chicago businesses speed up app delivery?
We accelerate app launches through agile development processes, integrated DevOps, and cross-platform toolkits. This streamlined approach helps Chicago companies reduce time-to-market and stay ahead in competitive industries.
Which industries does BuildNexTech serve in the Chicago area?
We work across a range of sectors including Finance, Healthcare, E-commerce, Education, Manufacturing, and SaaS. Our solutions are designed to meet specific compliance requirements, scale efficiently, and boost user engagement.
How does BuildNexTech ensure top-quality mobile app development in Chicago?
Our development strategy includes comprehensive planning, clean code architecture, automated testing, and continuous optimization. From front-end design to back-end logic, we follow best practices to ensure outstanding performance and reliability.
Can BuildNexTech collaborate with our in-house team in Chicago?
Yes. We work closely with your internal developers, designers, and product teams either offering full-cycle development or integrating as an extension of your existing resources. Our flexible approach ensures smooth collaboration and delivery.
Is remote or offshore development available for Chicago-based clients?
Absolutely. We provide both onshore and offshore development options, backed by real-time communication, project transparency, and round-the-clock support ensuring quality and efficiency no matter the distance.
What technologies does BuildNexTech use for mobile app development in Chicago?
We utilize advanced tools and frameworks like Flutter, React Native, Kotlin, Swift, Firebase, Node.js, and AI/ML technologies to build goal-oriented applications for iOS, Android, and cross-platform deployment.