Software development agencies that use English

We help growing companies build scalable operational platforms, business systems, and AI-enabled workflows for integration-heavy and operationally complex environments. What sets Celadonsoft apart is our clarity before development: we start with discovery, solution design, and business analysis to define architecture, workflows, integrations, priorities, and the right development scope before build begins. This foundation allows us to deliver predictably for complex systems by combining product management, QA, solution design, and senior engineering, keeping complex software projects transparent, structured, and predictable from discovery to release. We are built for real business complexity and work best with growing and established companies that need operational platforms, multi-role systems, complex integrations, internal workflows, and software that supports long-term growth and operational scale. At the same time, our senior engineers use AI to accelerate delivery and reduce repetitive work while keeping architecture, technical decisions, scalability, and quality under senior engineering control. We primarily work with companies in Food & Beverage, Real Estate, and FinTech, and our strongest experience includes restaurant chains, multi-location businesses, operational platforms, workflow-heavy systems, and customer-facing digital products tied to core business operations.

sunil M

A full-stack developer working with Large Language Models

Building applications that combine traditional web architecture with AI capabilities, integrating model APIs, prompt engineering, and vector search directly into web or mobile products

Senior full-stack engineer focused on .NET/C#, AWS and React, and one third of TrioAmigo, a three-person senior team from Belgrade and East Sarajevo. Recent work: a multi-tenant inspection platform on AWS for a global energy company, a gigapixel image pipeline rewritten from .NET to Python/libvips (16–20× faster in benchmarks), and React and Angular frontends for industrial and banking clients. We take on projects as a team, on fixed-price milestones. Tell us what you're building.

Founded in 2018, KBook Publishing has made a name for itself in the publishing industry and served authors from all corners of the world. KBP makes your publication process easy and provides editing, formatting, printing, publishing, and marketing.

Jackson Nyabera

Software engineer

self-service booking, practitioner scheduling, centralised records, reminders and reporting are closely related to the web application and backend systems NyaberaWorks develops. We work with Next.js, Python, FastAPI and PostgreSQL, with a focus on practical web applications, database-driven workflows, API integrations and maintainable systems.

We are WordPress experts dedicated to fully managing, securing, and optimizing your website for maximum speed and performance. From maintenance and protection to performance enhancement, we ensure your website runs smoothly and efficiently. Connect with us today and let us help your business grow online.

Tanveer Sayyed

Senior Full-Stack Software Engineer | 15 Years Experience | Web & Mobile App Development | .NET | Python | React | Node.js | Cloud & AI Solutions

I am a Senior Full-Stack Software Engineer and Technology Consultant with 15 years of experience in designing, architecting and delivering scalable software solutions, enterprise applications and digital products. I help startups, businesses and enterprises transform their ideas into reliable, secure and scalable technology solutions from initial concept and system architecture to development, deployment and ongoing support. Technical Expertise • Backend Development: C#, .NET Core, ASP.NET Core, Python, FastAPI, Node.js, Express.js • Frontend Development: React.js, Angular, JavaScript, TypeScript, HTML5, CSS3 • Mobile App Development: Android, Kotlin, Cross-Platform Mobile Applications • Database Technologies: PostgreSQL, SQL Server, MySQL, MongoDB • Cloud & DevOps: Microsoft Azure, AWS, Docker, CI/CD, Cloud Architecture • AI & Generative AI: LLMs, RAG, AI Agents, Chatbots, Embeddings, AI Integrations and Automation • Architecture & Engineering: Microservices, REST APIs, Distributed Systems, System Design, Scalable Architecture Services I Offer • Custom Website & Web Application Development • Mobile Application Development • SaaS Product & MVP Development • Enterprise Software Solutions • CRM, ERP & Business Management Systems • API Development & Third-Party Integrations • AI-Powered Applications & Intelligent Automation • Cloud Migration, Deployment & DevOps • Technical Consulting & Software Architecture My Approach I focus on understanding business requirements, choosing the right technology, building maintainable architectures and delivering solutions that can grow with the business. Whether you are a startup looking to build your first MVP or an established business modernising its technology, I can help take your idea from concept to production. Available for international projects, long-term development partnerships and technical consulting.

Senior Full-Stack Software Engineer with 10 years of experience designing and delivering web and mobile applications. Experience spans React, Next.js, Node.js, ASP.NET Core, Laravel, Go, Java, and Python, with work on multi-tenant SaaS platforms, real-time streaming applications, and REST APIs. Brings strengths in UI/UX, problem-solving, database optimization, test-driven development, and cloud deployment.

Ingenuity AI

AI Architect & Full-Stack Developer

Ingenuity AI Pvt. Ltd. is an AI-focused software development company helping businesses transform ideas into intelligent, scalable digital solutions. Founded by experienced engineers with backgrounds at Microsoft and Oracle, we specialize in AI application development, custom AI agents, intelligent chatbots, business process automation, web application development, fintech solutions, and enterprise software integrations. Our team combines technical expertise, innovation, and a business-first approach to deliver solutions that solve real-world challenges. Our Core Services: AI Application & AI Agent Development Custom Chatbots & Conversational AI AI Integration & Business Automation Web Application & SaaS Development Fintech & Enterprise Software Solutions API Development & System Integration Dedicated Software Development & Engineering Support We partner with startups, small businesses, and established organizations to build new products, improve existing systems, and accelerate digital transformation. At Ingenuity AI, we don't just write code — we build technology that helps businesses grow. Website: https://www.ingenuityai.org Email: [email protected]

PureLogics LLC

PureLogics is an AI-first software engineering company that helps enterprises and fast-growing businesses build, modernize, and scale with intelligent technology. Since 2006, we have delivered custom software, generative AI and agentic AI solutions, data engineering, cloud, and application modernization for organizations at every stage of digital transformation. As an official Anthropic partner, we design AI agents, LLM-powered applications, and automated workflows that move from proof of concept to production. Our 500+ engineers have delivered 1,300+ projects across 33+ countries and virtually every industry, from healthcare and education to real estate, SaaS, and beyond. Our clients include Intel, Pearson, Live Nation, and Samsung US.

AlgorionAI

AlgorionAI is a technology solutions provider, renowned for delivering cutting-edge, high-performance software that fuels business growth and accelerates digital transformation. At the heart of our philosophy is the belief in transforming ideas into intelligent solutions. We thrive on turning complex challenges into flawless mobile, web, and enterprise applications that not only meet but exceed expectations, driving success and innovation for our clients. We Offer: 24/7 Availability | Offshore Team | AI/ML | MVP | Consulting | Transparency | NDA Web Application | Full-Stack | MERN | MEAN | Python | Blockchain | PHP | Responsive Design Mobile App | Native (iOS/Android) | Cross-Platform (Flutter, React Native) E-commerce | Magento | Shopify | BigCommerce | Online Stores

Finashtech

Finashtech is a senior software engineering team in Hyderabad, India. For more than ten years we have designed, built and run production systems where correctness matters — payments, compliance, live calling and cloud infrastructure — for startups, SMEs, enterprises and our own products.

Juego Studios

Juego Studios is a full-cycle game development outsourcing studio founded in 2013, headquartered in Bangalore, India, with offices in Plano and Miami (USA), London and Jeddah. We build games end to end in Unity and Unreal and support teams with game art, co-development, porting, LiveOps and QA. We have built 200+ titles end to end and contributed to many more projects in other capacities. We work with publishers, game studios and funded founders in the US, UK and Saudi Arabia.

Pakshify

Pakshify is a software development and AI solutions company based in India, helping startups, agencies and businesses build, modernize and scale digital products. Our multidisciplinary team works across full-stack engineering, artificial intelligence, machine learning, mobile applications, backend systems, API integrations, cloud infrastructure and data engineering. **Our Services** - Custom SaaS and software development - AI agents, LLM integration and business automation - Web and mobile application development - Backend engineering and API development - Cloud infrastructure and DevOps - Data engineering and analytics - UI/UX design and product development **Engagement Models** - End-to-end project development - Dedicated development teams - Contract engineering - White-label development for agencies - Long-term technical partnerships We work with clients internationally and focus on transparent communication, practical engineering and milestone-based delivery. Team capacity: 15+ developers across multiple technical disciplines. Location: India.

Kosha Technohub Pvt Ltd

We help organisations solve real business problems through consulting, custom systems, enterprise platforms and intelligent automation built for measurable outcomes.

Master Sol & Tech

Master Sol & Tech | Software Development & Digital Solutions Master Sol & Tech is a technology company specializing in custom software development, web applications, business management systems, and digital solutions. We help businesses streamline operations, automate processes, and grow through innovative, secure, and scalable technology. Our expertise includes React, Angular, Node.js, JavaScript, TypeScript, PHP, MySQL, API integrations, and WordPress. From business websites to advanced management platforms, we transform ideas into powerful digital solutions. Your Vision. Our Technology. Your Success. 🌐 https://mastersoltech.com/

LedgerPod

LedgerPod is a full-stack software development company focused on fintech, Web3, and custom web applications. We develop crypto exchanges, wallets, payment platforms, DeFi applications, trading systems, and backend infrastructure, including API and third-party integrations. Our technology stack includes React, Next.js, Node.js, Rust, and TypeScript. We work with digital agencies, product teams, and technology companies, providing end-to-end development, white-label engineering, and dedicated technical support. Our collaboration is built around clear responsibilities, confidential delivery, and long-term partnerships.