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]

Mandy Web Design

Mandy Web Design is a leading website design and development agency in India. We create visually stunning, user-friendly websites that enhance your brand, improve user experience, and drive real business growth through custom design solutions and strategic development. Our team blends creativity with functionality, offering responsive, SEO-friendly designs that engage visitors, boost conversions, and support your long-term digital success.

Dynamics Square

Dynamics Square is the leading Microsoft Dynamics 365 Partner in Australia. The company is offering services and providing top-notch technology solutions in some of the leading Australian cities, namely Sydney, Melbourne, Perth, and Brisbane. Dynamics Square has a proven reputation of 12+ years in the industry, with 500+ successful project deliveries. The services include Dynamics 365 Business Central implementation, migration, consultation, NAV to Business Central upgrade and audit of your business ERP and CRM. Dynamics Square leverages market-leading technologies,consultants, processes, and proven methodologies to drive digital transformation in businesses.

EZ Rankings

At EZ Rankings, performance marketing is driven by data intelligence, audience insights, and continuous optimization. Our team develops customized campaigns across paid search, social media advertising, display networks, remarketing, and conversion rate optimization. Every strategy is built around clear KPIs such as cost per acquisition (CPA), return on ad spend (ROAS), lead quality, and revenue growth. EZ Rankings stands out as the Best Performance Marketing Agency in India, delivering ROI-focused digital campaigns designed to generate measurable business results. In today’s competitive landscape, brands need more than visibility they need targeted strategies that convert clicks into customers and traffic into revenue. EZ Rankings stands out as the best performance marketing agency in India, delivering ROI-focused digital campaigns designed to generate measurable business results. In today’s competitive landscape, brands need more than visibility they need targeted strategies that convert clicks into customers and traffic into revenue.

Webxtalk

With 10+ years of expertise, Webxtalk is a top digital marketing agency, boosting client revenues by 250%. See why we're the #1 digital marketing firm.

Excellent Webworld

Excellent Webworld is a global leader in crafting next-generation digital products. From enterprise-grade, AI-powered software to smart mobile apps, we build solutions that give businesses a distinct competitive edge and maximize ROI. Our dynamic team of 300+ forward-thinking engineers, designers, and AI specialists has empowered thousands of SMEs, government, and Fortune 500 brands across North America, Europe, the Middle East, and beyond. With a proven track record spanning 13+ years, we have successfully delivered over 900+ transformative digital projects for clients in 18+ industries. Service Expertise AI Development Generative AI Development AI Agent Development Agentic AI Development AI Chatbot Development Software Development Mobile & Web App Development Product Engineering On-demand App Development Cloud App Development Cybersecurity QA And Software Testing Tech Expertise AI & ML: Python, TypeScript, JavaScript, Kotlin, Pandas, Spark, SQL, Airbyte, MLflow, DVC, Weights & Biases, Docker, Kubernetes, FastAPI, Gradio, Streamli Cloud: AWS, Microsoft Azure, Google Cloud Platform (GCP), Vercel Mobile: iOS, Android , Kotlin, Hybrid, iBeacon, React Native, Flutter Frontend/Backend: Next.js, NodeJS, AngularJS, ReactJS, VueJS, MEAN Stack, Laravel, Strapi Databases: Neon (serverless Postgres), Prisma Emerging Tech: IoT, Embedded, Industrial IoT, Wearable, Artificial Intelligence UI/UX: Tailwind CSS, shadcn/ui, Figma AI, Adobe Firefly Authentication & Analytics: Clerk, Plausible, Helicone Observability: Helicone, enterprise-grade monitoring tools. Industries We Serve: Automotive, QCommerce, Healthcare, Logistics, Hospitality, Education, Retail, Media & Entertainment, Oil & Gas, Fintech, Transport & Logistics, Sports, Real Estate, eCommerce, and more. Our work speaks for itself: https://www.excellentwebworld.com/our-work/ Contact us today for a free consultation. https://www.excellentwebworld.com/contact-us/

Dev Technosys

Since its inception in 2010, Dev Technosys has been delivering bespoke mobile app development services and web development services to clients all across the world. Over the years, it has garnered the respect of being a leading web development company featuring a team of qualified and experienced experts in the given industry. The company takes pride in boasting a successful track record of having completed over 1500+ effective custom web development and mobile app development projects. Dev Technosys is a leading custom software development company known for its bespoke services in the field of custom web development and mobile app development across multiple industry verticals and business niches. It follows the central principle “Bringing IT to Life.” Since its inception, the company has been serving custom-made digital solutions for enterprise setups and SMBs with B2B and B2C solutions.

Sunlightsol Technologies

As a Technology Solutions Partner, Sunlightsol Technologies empowers businesses with custom software, web & mobile apps, and world-class customer support. Our core team of 50+ experts spans development, design, and support, enabling your business to launch innovating solutions and operate seamlessly. We provide the technology and team to grow confidence.

Angel Infosoft

Angel Infosoft is a web and mobile application development company focused on delivering clean, scalable and efficient digital solutions. We help individuals, startups, and businesses build high-quality apps using modern technologies and best development practices.

DevBay

DevBay is a trusted IT outsourcing company to hire skilled developers. Get scalable software, SaaS, and web solutions tailored to your business needs.