Frequently Asked Questions
Common questions about hiring me as a freelance full stack developer
What services do you offer?
I specialize in full stack web development, mobile app development with React Native, and UI/UX implementation. I work with modern technologies including React, Next.js, Node.js, TypeScript, and more.
Are you available for hire?
Yes! I'm currently accepting new freelance projects. I work with startups, agencies, and businesses worldwide on both short-term and long-term projects.
How to hire a freelance React developer?
To hire a freelance React developer like me, start by reviewing my portfolio and case studies to see if my expertise matches your needs. Then, contact me via email or the contact form with your project details. I'll respond within 24 hours to schedule a discovery call where we'll discuss requirements, timeline, and pricing.
How do you integrate AI into existing web applications?
I integrate AI into web applications using modern frameworks like LangChain, OpenAI API, and RAG (Retrieval-Augmented Generation) systems. The process includes: 1) Assessing your current architecture, 2) Designing the AI integration strategy, 3) Implementing API connections or vector databases, 4) Building custom interfaces for AI features, and 5) Testing and optimization. I've successfully integrated AI chatbots, content generation, semantic search, and intelligent automation into client applications, typically achieving 70%+ efficiency improvements.
What is your experience with AI startups?
I have extensive experience working with AI startups, having built AI-powered customer support systems, RAG knowledge bases, and intelligent automation platforms. I understand the unique challenges of AI product development including prompt engineering, vector database optimization, LLM API management, and creating intuitive UIs for complex AI features. My clients in the AI space have achieved 90% faster information retrieval, 70% ticket automation, and significant cost savings through the solutions I've built.
Can you build SaaS products with AI features?
Absolutely! I specialize in building modern SaaS applications with integrated AI capabilities. This includes AI-powered chatbots, intelligent search, automated content generation, predictive analytics, and smart recommendations. I handle the full stack: authentication, subscription management, database architecture, API development, AI integration (OpenAI, LangChain, Pinecone), and deployment. I use Next.js, React, tRPC, and Prisma for rapid, reliable development with 10X faster delivery using AI-assisted coding tools.
What is LangChain and how can it help my business?
LangChain is a framework for developing applications powered by language models. It helps businesses build sophisticated AI features like intelligent chatbots, document analysis systems, automated customer support, and knowledge bases. I use LangChain to create RAG (Retrieval-Augmented Generation) systems that give LLMs access to your specific business data, enabling accurate, context-aware responses. This technology can reduce support costs by 70%, automate repetitive tasks, and provide 24/7 intelligent assistance to your customers.
Can you build a RAG (Retrieval-Augmented Generation) system?
Yes! I have hands-on experience building production RAG systems. RAG combines large language models with your company's specific data by storing information in vector databases (like Pinecone or Chroma) and retrieving relevant context for each query. This enables AI to provide accurate, source-backed answers about your products, services, or documentation. I've built RAG systems that achieved 90% faster information retrieval and significantly reduced customer support workload. The implementation includes document processing, vector embedding, semantic search, and a user-friendly interface.
What AI tools and technologies do you work with?
I work with a comprehensive AI stack: OpenAI GPT-4 and GPT-3.5, Anthropic Claude, LangChain framework, Pinecone and Chroma vector databases, Hugging Face models, Replicate API, and OpenRouter. For integration, I use Next.js, React, Node.js, tRPC for type-safe APIs, and Vercel AI SDK. I also implement AI-powered automation using n8n and Zapier workflows. My experience includes prompt engineering, fine-tuning strategies, cost optimization, and building production-ready AI features with proper error handling and rate limiting.
How much does AI integration cost?
AI integration costs vary based on complexity and scope. A basic AI chatbot integration might range from $2,000-$5,000, while a comprehensive RAG system with custom document processing could be $8,000-$15,000. Complex AI automation platforms typically start at $10,000+. I provide transparent pricing with detailed proposals outlining exactly what's included. Most clients see ROI within 3-6 months through reduced support costs, increased efficiency, and improved customer satisfaction. Contact me for a free consultation and custom quote for your specific AI needs.
What is your availability?
I typically work 40 hours per week and can accommodate different time zones. For urgent projects, I can adjust my schedule accordingly.
Do you work remotely?
Yes, I work 100% remotely and have experience collaborating with distributed teams across different time zones. I'm comfortable with tools like Slack, Zoom, GitHub, and project management platforms.
What technologies do you work with?
Frontend: React, Next.js, Vue.js, Angular, TypeScript, Tailwind CSS. Backend: Node.js, Express, tRPC, REST APIs. Mobile: React Native, Expo. Database: MongoDB, PostgreSQL, MySQL, Supabase. AI/ML: OpenAI, LangChain, Pinecone, RAG Systems. Automation: n8n, Zapier. Tools: Git, GitHub, Vercel, AWS, Docker.
Can you build a SaaS application?
Yes! I have extensive experience building SaaS applications with Next.js, React, and Node.js. I can help with authentication, subscription management, multi-tenancy, database design, API development, and deployment. I've built several SaaS products for clients with features like user management, payment integration (Stripe, PayPal), analytics dashboards, and AI-powered features. My SaaS projects typically launch in 3-8 weeks depending on complexity.
Do you offer AI integration services?
Absolutely! I specialize in integrating AI capabilities into web applications using OpenAI, LangChain, and other AI tools. I can help you build chatbots, RAG systems, content generation tools, and custom AI-powered features for your product.
Can you help with MVP development for startups?
Yes! I specialize in rapid MVP development for startups using Next.js, React, and modern development practices. I can take your idea from concept to launched product in 3-8 weeks, helping you validate your market quickly and cost-effectively. My MVPs include core features, responsive design, basic analytics, and are built for scalability so you can easily add features as you grow. I've helped multiple startups launch faster and cheaper than traditional agencies, with one client launching in 3 weeks versus the 3 months they were quoted elsewhere.
Do you work with venture-backed startups?
Yes! I have experience working with venture-backed startups and understand the unique pressures of rapid growth, investor demos, and fundraising deadlines. I can help you build investor-ready MVPs, scale your product post-funding, and implement features that demonstrate traction. I'm comfortable with fast-paced environments, weekly sprints, and the flexibility required in startup settings. I can also provide technical consultation for investor pitches and architecture planning for scale.
Can you work with my existing codebase?
Absolutely! I have experience joining existing projects, debugging issues, adding new features, and refactoring legacy code. I can audit your codebase, identify technical debt, and create a roadmap for improvements.
Do you provide code documentation?
Yes, all code I deliver includes inline comments and README documentation. For larger projects, I can provide additional technical documentation including architecture diagrams, API documentation, and deployment guides.
What is your development process?
My process includes: 1) Discovery Call to understand requirements, 2) Proposal with detailed scope and timeline, 3) Design Review, 4) Iterative development with regular updates, 5) Thorough testing, and 6) Deployment with post-launch support.
How much does it cost to hire you?
My rates vary based on project complexity, timeline, and requirements. I offer both hourly and project-based pricing. For a detailed quote, please contact me with your project details. I provide transparent pricing with no hidden fees, and I offer a 30-day guarantee on all work.
How do you communicate during projects?
I provide daily updates via your preferred communication channel (Slack, email, etc.). For larger projects, I schedule weekly video calls to review progress. I use project management tools like Linear, Notion, or Trello to track tasks and maintain transparency.
Do you sign NDAs?
Yes, I'm happy to sign NDAs and confidentiality agreements before discussing your project. I understand the importance of protecting your intellectual property and business ideas.
Who owns the code?
You own all the code I write for your project. Upon final payment, I transfer all rights and intellectual property to you. However, I retain the right to use general techniques and knowledge gained during the project.
What is your typical project timeline?
Project timelines vary based on scope and complexity. A simple landing page might take 1-2 weeks, while a full SaaS application could take 2-3 months. I always provide realistic timelines during the proposal phase and maintain 100% on-time delivery through careful planning and regular communication.
Do you offer post-launch support?
Yes! I provide post-launch support to ensure your application runs smoothly. This includes bug fixes, minor updates, and technical assistance. I also offer ongoing maintenance packages for long-term support with monthly retainers starting at $1,000/month for 10 hours of support.
Can you help with automation and workflow optimization?
Absolutely! I specialize in business automation using tools like n8n, Zapier, and custom scripts. I can automate repetitive tasks, connect different apps and services, build custom workflows, and create intelligent automation using AI. My automation projects have helped clients save 12+ hours per week, eliminate 90% of manual data entry work, and achieve 70%+ automation rates in customer support and marketing workflows.
How do I get started?
Simply send me an email at sojitramonank@gmail.com or fill out the contact form with details about your project. I'll respond within 24 hours to schedule a discovery call. During the call, we'll discuss your goals, requirements, timeline, and budget to determine if we're a good fit.