Full Stack Development Companies in New York City, NY

Expert Full Stack Development teams in NYC ready to build your custom software. Vetted professionals, transparent pricing, and proven delivery track record.

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The best Full Stack Development Companies in New York City, NY

Chudovo OÜ logo

Chudovo OÜ

Verified

Complex Systems Implementation

Chudovo is a custom software development company, focused on complex systems implementation. Customers rely on our expertise, appreciate transparency in time, budget, visibility of work progress, and our assistance in achieving their business objectives with high-quality solutions.

Our teams follow best development practices and methodologies and apply their experience in such industries as healthcare, finance, e-commerce, logistics, telecommunications, and others. In our portfolio, we have over 190 successfully implemented web, mobile, desktop, cloud, embedded, and AI projects. With our commitment to innovation, we bring together cutting-edge technologies, visionary strategies, and creative minds to breathe life into your visions and ideas.

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5.0 (19 review)
50 employees
Castrop-Rauxel, Germany
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Simpalm | Digital Product Development Company logo

Simpalm | Digital Product Development Company

Verified

Creating custom app, web and AI solutions

Simpalm is a leading digital product development company in the USA, specializing in UI/UX design, mobile app development, web development, AI solutions, and SaaS platforms. With offices in Maryland, Chicago and New York, we’ve been building transformative digital solutions for startups, established companies, and nonprofits. Our digital solutions have solved challenges for healthcare, financial services, construction, education, IoT, charities, associations and SaaS industry.

Our team of experienced project managers, designers, developers, and testers combines creativity with cutting-edge technology to turn ideas into high-performing apps, websites, and AI-driven systems. We focus on delivering products that enhance efficiency, scalability, and user experience — helping organizations grow faster in today’s digital-first world.

With over 400+ successful deployments, Simpalm has become a trusted partner for businesses looking to design, develop, and scale their digital products. Beyond development, we offer continuous support and maintenance to ensure your solution remains secure and future-ready.

Our Main Services:

  • Discovery and Design: Define requirements, create wireframes, and design visually engaging UI/UX for your app or website.

  • Custom App Development: Build AI-powered mobile apps using React Native, Swift, Kotlin, and Flutter.

  • Website Design and Development: Craft CMS-based websites in WordPress, Drupal, or Hubspot CMS to represent your brand or organization effectively.

  • Web and SaaS Applications: Develop scalable SaaS or web portals using React, Node.js, .NET, and Python.

  • AI Strategy and Development: Create tailored AI strategies, chatbots, and automation workflows that empower your business.

  • Support and Maintenance: End-to-end technical support to keep your products performing seamlessly.

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5.0 (20 review)
50 employees
North Bethesda, United States
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Plavno logo

Plavno

Verified

AI-First Software Company: Secure Agents, Voice Assistants, and Scalable Cloud.

Plavno is a premier software development house with over 20 years of experience and a highly qualified team of experts in your industry.

Fully-fledged teams of specialists cover each stage of product creation, from product management and analysis to design, development, testing, and ongoing support.

We have a unique advantage, our pre-formed full teams work exclusively on products in their specific domains, such as Healthcare, E-Learning, FinTech, Travel & Hospitality, Fleet management and more.

We can help you with:

✔ Web Development

✔ Mobile App Development

✔ CRM/CMS/SaaS Development

✔ Chat and Chatbot Development

✔ Web3 / DeFi / DAO / Smart contract

✔ WebRTC

Stop struggling with bloated budgets and slow time-to-market. At Plavno, our fully-fledged team provides cost-effective and streamlined solutions that minimize technical debt and maximize your product's potential. With end-to-end support and a proven track record in the SAFe Scaled Agile Framework, we're the partner you need to succeed.

LET’S CONNECT

Let us help you choose the best path forward to deliver the perfect solution: Admin@plavno.io

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5.0 (16 review)
150 employees
Alexandria, United States
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Delante SEO/SEM Agency logo

Delante SEO/SEM Agency

Verified

Delante: SEO, SEM & AI Search in one Search Agency - focused on results, growth, and business impact

Delante is an award-winning international Search Agency specializing in SEO, SEM, and AISO (AI Search Optimization).

With offices in Kraków, New York, London, Italy, Spain, we support global brands across 29 global markets.

Our +65 experts create tailored strategies focused on business impact - not vanity metrics.

We know that marketing has to pay off. That’s why we track ROI, ROAS, and CAC to ensure our clients’ investments generate measurable growth. From increasing visibility to scaling international sales, our result-oriented and data-driven approach makes us the trusted partner behind the success of global e-commerce and B2B leaders.

Our strategies have earned us recognition from Top International Awards, including:

  • 🏆 Forbes Diamonds 2025
  • 🏆 Deloitte Technology Fast 50 Europe
  • 🏆 Financial Times FT1000
  • 🏆 Google Premier Partner - Top 3% of Agencies Worldwide 🌍
  • 🏆 Global Search Awards 2024 - SEO Agency of the Year
  • 🏆 European Search Awards 2024
  • 🏆 Global Agency Awards 2024 - Best B2B SEO Agency of the Year
  • 🏆 Global Digital Excellence Awards 2024

More visits, more sales - let’s get you in the lead!

Forward is our only direction - because Delante means Forward. It’s our can-do-attitiude mindset.

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4.9 (74 review)
65 employees
Kraków, Poland
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Probey Services logo

Probey Services

Verified

World’s #1 Rated & Reviewed App & Web Development Partner

World’s #1 Rated & Reviewed App & Web Development Partner, Probey Services is a renowned IT and digital solutions provider, powering innovation for startups, SMEs, and growing organizations worldwide. Headquartered in London, UK, with a strong presence in India and 11 global branches, we combine global reach with deep technical expertise.

Our 320+ specialists have successfully delivered 1900+ projects over the last 10+ years, helping businesses scale with mobile app development, website design & development, enterprise software solutions, AI-powered digital marketing, branding, and social media management.

We proudly serve 30+ industries including retail, e-commerce, healthcare, fintech, education, travel, logistics, luxury, and more.

Probey Services is rated as the #1 Tech Partner globally on Clutch, GoodFirms, and Trustpilot, we stand out for our system-driven execution, advanced tech stack, and client-first approach.

Our Services:

We deliver end-to-end digital solutions that don’t just work, they win.

  • Mobile Apps – iOS & Android (React Native, Flutter, Kotlin, Swift, Java).
  • Websites – Fast, stunning, conversion-driven (Shopify, WordPress, Magento, Joomla, Wix, Umbraco).
  • Custom Software – ERP, CRM, SaaS, and cloud platforms (React, Node.js, Angular, .NET, Python, PHP, Ruby, Java).
  • Digital Marketing – AI-powered SEO, PPC, and performance campaigns (SEMrush, Ahrefs, Moz, Google Ads, Analytics).
  • Branding – Logos, identity kits, merchandise, collaterals (Figma, Adobe Suite, CorelDRAW).
  • Social Media – Strategy, UGC/CGC, influencer collabs (Instagram, LinkedIn, YouTube, Pinterest).

Awards & Recognition:

  • Proudly recognized worldwide:
  • Top Mobile App Development Company – Clutch (2025)
  • Best Web & Design Agency – DesignRush (2024)
  • Global Leader – GoodFirms (2024)
  • Top 10 IT Companies – G2 (2024)
  • Excellence in Digital Innovation – AppFutura (2024)
  • Clutch Global & Champion Badge (2023 & 2024)
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5.0 (132 review)
1000 employees
New York, United States
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Bird Marketing logo

Bird Marketing

Verified

Digital Mastery, Delivered by Bird 🏆

Bird, a globally acclaimed, multi-award-winning digital marketing agency, with prestigious offices in London, New York, and Dubai. Renowned for our exceptional expertise in the realms of Digital Marketing, we specialize in delivering cutting-edge web design, search engine optimization (SEO), pay-per-click (PPC) advertising, and social media management.

Services

  • Web Design: Crafting bespoke, visually stunning, and user-friendly websites that resonate with your brand's identity.
  • SEO: Implementing cutting-edge strategies to boost your online visibility, drive traffic, and ensure long-term growth.
  • Digital Marketing: A comprehensive suite of services including PPC, Social Media Marketing, and Email Campaigns, tailored to maximize your digital impact.
  • E-Commerce Solutions: Integrating innovative technologies to create seamless, high-converting online stores.
  • Branding & Creative Services: Building unique brand identities that stand out in today’s competitive market.

Why Choose Bird Marketing?

  • Award-Winning Excellence: Recognized globally for our innovative solutions and results-driven approach.
  • Expert Team: A blend of seasoned professionals from various corners of the globe, bringing diverse insights and skills.
  • Proven Results: A track record of elevating businesses to new heights with our tailored strategies.

Bird Marketing: Your Partner for Digital Excellence

Connect with us to explore how we can elevate your digital presence and drive your business forward.

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5.0 (19 review)
28 employees
Dubai, United Arab Emirates
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iDigitalize.net logo

iDigitalize.net

Verified

Top Digital Marketing Agency, Trusted Worldwide!

A full-service, performance-first agency with 15+ years of experience, 75+ full-time professionals, and 90% referral revenue from digital, creative, and technology services and solutions. As the best digital marketing company in India, we work around the globe, enabling us to stay at the top of our game worldwide.

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5.0 (7 review)
70 employees
Tirana, Albania
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COAX Software logo

COAX Software

Verified

Smart software solutions for travel, transport & logistics

COAX Software is your partner for smart software solutions for travel, transport & logistics. Since 2010, we’ve helped industry leaders design, build, and scale products that move markets forward. From sleek mobile apps to enterprise platforms, we deliver end-to-end development, team acceleration, and AI-driven solutions engineered to be reliable, scalable, and ROI-positive. Our integrated approach connects strategy, delivery, and growth—so your product ships faster, performs better, and compounds value over time.

🏆 Top-Rated Agency on Upwork

🏆 Experts Team with 100% Job Success Rating

🏆 16 000+ delivery hours on Upwork

🏆 Net Promoter Score 9.8/10

🏆 4.9/5 at Clutch.co

What makes us different:

- Deep Travel & Logistics Expertise

We understand bookings, reservations, fleet management, customer loyalty, and compliance. We design solutions tailored to travel and transport operations—so your customers get seamless digital experiences.

- AI & Automation at the Core

From AI chatbots for customer care to predictive analytics for demand forecasting—and retrieval-augmented search for ops knowledge—we apply responsible AI practices to deliver measurable impact.

- Flexible Partnership Models

Choose what fits now and scales later: Discovery packages, fixed-scope acceleration, or dedicated squads. Need a quick MVP or expert consulting? We adapt to your goals and pace.

- Proven Track Record

15+ years, hundreds of deliveries, and a team that’s 90% mid/senior. We’re known for on-time, on-budget execution and outcomes that compound.

- Global Outlook, Remote DNA

Rooted in Ukraine and delivering worldwide, we operate remote-first - combining nearshore accessibility with global reach.

We’re certified and partnered:

  • ISO 9001 - international standards of quality management
  • ISO/IEC 27001 - international standards of information security
  • AWS Certified Solutions Architect
  • AWS Certified AI Practitioner Early Adopter
  • Professional Scrum Master™ I
  • Member of the techUK trade association

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4.8 (10 review)
100 employees
Ivano-Frankivsk, Ukraine
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SEO TECH EXPERTS LLC logo

SEO TECH EXPERTS LLC

Verified

Give Wings to your Business.

SEO Tech Experts LLC was founded in 2009 and has grown into one of Dubai’s most trusted digital marketing agencies. Over the years, the agency has delivered results for hundreds of clients across industries — from real estate and healthcare to e-commerce and hospitality.

They offer a full spectrum of services: technical SEO, on-page SEO, off-page SEO, local SEO & Google Maps ranking, global SEO, website error resolution and site audits, AI-powered content marketing, PPC campaigns, and web design & development.

What sets them apart is their commitment to transparency, data-driven strategies, and long-term growth. SEO Tech Experts has helped many businesses improve organic traffic, dominate local search results, and turn visitors into leads. Their track record includes successful rankings on first pages of Google and Bing, noticeable traffic boosts, and higher conversion volumes for clients.

The agency has earned a reputation for professionalism, timely delivery, and ethical, white-hat practices. With customized campaigns tailored to each brand’s needs, they remain a top choice for businesses seeking measurable digital success in Dubai and beyond.

Whether you’re a startup or an established company, SEO Tech Experts LLC offers the expertise and full-service suite to boost visibility, build authority, and grow sustainably online.

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5.0 (36 review)
52 employees
Dubai, United Arab Emirates
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Labbrand logo

Labbrand

Verified

Your Brand is Your Power

Welcome to Labbrand !

The only global brand consultancy headquartered in China.

We provide systematic brand development end-to-end.

At Labbrand, we believe ideas are powerful, and branding brings ideas to life and optimizes the impact. Our goal is to federate people as a community around the belief together with our clients and partners to guide them through the branding journey. With the expertise in Research, Strategy, Naming, Design, Brand Experience & Brand Culture, Labbrand enables clients to build impactful brands and make a difference in the market.

Today, the company has successfully grown into a multinational consulting corporation operating from 5 global offices in Shanghai (headquarter), Paris, New York, Singapore, and Malaysia.

With a robust portfolio and a dynamic global team, Labbrand is recognized around the world as an industry leader and a trusted partner for renowned brands across all industries.

We work with global organizations to bring brand strategy, creative experience and culture together as part of comprehensive brand systems.

We use branding methods to:

- Build your Identity

- Differentiate your products, services and communication - your overall Brand Experience

- Strengthen your ability to execute with guidelines, corporate culture and development plan for all the teams in the company

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5.0 (2 review)
80 employees
Shanghai, China
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Rorko India Private Limited logo

Rorko India Private Limited

Verified

Projects: Within Budget. On Time. Always.

Rorko India Private Limited is a business technology consulting firm dedicated to delivering value through strategic digital solutions.

Digital Web: Rorko provides website design, development, and management, leveraging cloud solutions and CMS platforms for scalable, functional platforms.

Custom Applications: The firm develops modern applications using advanced technologies like artificial intelligence.

Consulting & Transformation: Rorko offers expert consulting and digital transformation, ensuring transparent, measurable outcomes

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(0 review)
49 employees
New York, United States
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Scalability logo

Scalability

Verified

A brand, design, and technology agency based in New York.

We are a New York–based brand, design and technology agency combining strategy, creativity, and engineering to help companies build strong brands and scalable digital products.

5.0 (5 review)
23 employees
New York, United States
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Nobosoft LLC logo

Nobosoft LLC

Verified

We suit your business with our award-winning marketing services and help you reach your goals.

We offer a wide range of Web Development services including e-commerce sites, web-based platforms, portals, and software solutions. Although, native and hybrid mobile apps. and of course, simply a site that acts as an online portfolio to display your services.

We’ve developed Digital Marketing strategies for our clients which result in making profit. Likewise, cost-effective solutions that delivers a measurable Return on Investment (ROI).

We are sure our all in one optimized SEO and Digital Marketing package fits you, and help you reach more customers. So it will let you become a lead on the entire online market.

What is SEO Analysis?

If you want more search traffic, all you have to do is follow the website analysis report. This Free SEO analysis report, will point out all of the errors you need to fix, in order to increase your rankings. So, Get a complete list of errors that are hindering your site from achieving the top spot on Google.

Content Marketing

Content Marketing is an effective way to encourage conversions, its main objective is to build a content strategy to meets the needs of your target audience. It helps you stand out from the competition, provides a great resource to your customers and is highly shareable. Content Marketing is meant to improve your brand profile and Online Reputation.

Local SEO Report

Our agency offers a local SEO search strategy specifically tailored to your location, to ensure the right external location signals are sent as well as inbound links, on-page and social signals, and review signals to Google about the locations most relevant to your business. We use marketing strategies that allow you to build a stronger customer base that grows your business to organically.

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4.7 (3 review)
8 employees
New York, United States
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Akveo logo

Akveo

Verified

Here to Build

Akveo is an international software development firm that creates innovative digital solutions to help businesses grow. Specializing in custom software, low-code/no-code platforms, and UI/UX design, we empower companies of all sizes to turn their concepts into scalable, high-performing applications.

As a certified Retool development partner and React Native expert (https://www.akveo.com/services/mobile-application-development/react-native), Akveo has successfully completed 500+ projects across sectors like finance, healthcare, eCommerce, and EdTech.

Our team of experienced software engineers, designers, and business analysts works collaboratively to deliver top-quality solutions. From cross-platform mobile development to MVP creation and AI-driven automation, we are dedicated to providing exceptional results that surpass client expectations.

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5.0 (1 review)
115 employees
Warsaw, Poland
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Off-Site Services,Inc. logo

Off-Site Services,Inc.

Verified

Full-Stack Web Solutions

We are a full-service web development firm, managing your WordPress, Drupal, React, Node.js, Vue and Angular projects through development and support.

5.0 (26 review)
17 employees
New York, United States
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SEVEN logo

SEVEN

Verified

🏆 Exceeding Your Expectations

SEVEN is an IT partner with time-tested expertise in solving complex software challenges requiring narrow specialization. One of our biggest strengths is finding unique approaches and solutions for startups and businesses from a wide variety of industries, including crucial ones like healthcare & education.

We take pride in our ability to find the technical solution and ensure that it leaves our clients room for growth and protects them from undesirable financial and technological consequences. We apply our extensive expertise to anticipate the needs of our clients and suggest improvements from a new, fresh angle.

With SEVEN, our clients team up not just with tech-savvy people but with a group of experts who know how technology influences the business and how to make it align with sustained growth in the future.

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5.0 (7 review)
65 employees
New York, United States
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Halo Lab logo

Halo Lab

Verified

Transforming your product idea into reality through custom design-driven development.

Halo Lab is an award-winning custom web app design and development company ⭐ Our team offers reliable, customized, and user-friendly solutions for your business. We transform your product ideas into reality with our expert, design-driven development approach. Let us bring your vision to life with our innovative and tailored services.

WE ARE YOUR PARTNER IN:

✅ Enhancing user experiences with UI/UX design.

✅ Building your brand identity.

✅ Growing your online presence with website development.

✅ Creating smooth digital experiences with full-cycle web app development.

✅ Ensuring top-notch quality with QA.

✅ Boosting growth and visibility with SEO & marketing support.

Let’s create your star with us.

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5.0 (12 review)
120 employees
Dubai, United Arab Emirates
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TRIARE logo

TRIARE

Verified

TRIARE unlocks IT potential of YOUR business

TRIARE is a WEB and MOBILE software development company based in Europe. We are delighted to offer our services as your long-term partner, taking all technical matters off your shoulders and allowing you to focus on your business development.

YOU WILL GET:

In-house team. Work with a dedicated team that is 100% focused on your product and located in the same office.

Efficiency & transparency, as our process is based on Scrum methodology and managed by certified Scrum Masters.

Fast result. Working with us, you will get the first result in 1 week.

High quality, as TRIARE has well-established processes of software development and experienced specialists.

Full cycle development. Our company covers all stages of development, handling everything from Discovery and prototyping to Design, development, and maintenance.

IP rights. From the very beginning, you are the only owner of the intellectual property of your project materials: source code, design, documentation, etc.

Warranty period will be provided for your system for free.

ASPECTS OF OUR MINDSET:

- Focused on results. We are focused on the result of your business with an understanding of the real goals and KPIs that our team should achieve.

- Solution Provider. It means that we always come to you with solutions, not with questions. We take all technical aspects of the project off your shoulders, allowing you to focus on the marketing and business strategies.

- We go the extra mile. Being a proactive company, we always think and take a step ahead.

TECHNOLOGIES WE USE:

- Mobile app development: Kotlin, Java, Swift, Objective-C.

- Cross-platform development: Flutter, React Native.

- Web frameworks: Node.JS, React.JS, PHP, Ruby on Rails.

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5.0 (11 review)
50 employees
Cherkasy, Ukraine
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Flatline Agency logo

Flatline Agency

Verified

Your digital pulse

We are a global disruptor in eCommerce, Corporate Websites and Marketing - proud to be an official Shopify Plus partner and ready to bring your digital stack to the next level!

Our team of 50+ international specialists delivers innovation seamlessly through technological proficiency and award-winning designs and campaigns. We are the technical partner of established Brands like Oger, Vanilia, Shimano, Budweiser, Deloitte, Van Poelgeest, and MG Motors, delivering end-to-end solutions that cater to their individual business needs.

With our in-depth knowledge of both tech and martech, Flatline provides comprehensive services that help companies achieve goals efficiently and simplify complex processes. At our core, we are focused on delivering high-quality work, fast – while leveraging the newest and best techniques available. As our client’s end-to-end development partner, we don’t simply work for them, but we deeply integrate and collaborate with each brand’s in-house teams.

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5.0 (20 review)
50 employees
Amsterdam, Netherlands
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Uinno logo

Uinno

Verified

We build products like we own them.

Uinno is a product development agency compiled of engineers and technology experts with an ownership mindset who are solely focused on solving business challenges via creating future-ready apps, websites, and digital solutions.

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(0 review)
60 employees
Tallinn, Estonia
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