🏆 I help 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀, 𝗳𝗼𝘂𝗻𝗱𝗲𝗿𝘀, 𝗮𝗻𝗱 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗰𝗼𝗺𝗽𝗮𝗻𝗶𝗲𝘀 design, build, and scale 𝗺𝗼𝗱𝗲𝗿𝗻 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝗮𝗻𝗱 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀. With a 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 status and a 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗦𝗰𝗼𝗿𝗲, I bring a decade and a half of production-grade experience to your project. I specialise in 𝗲𝗻𝗱-𝘁𝗼-𝗲𝗻𝗱 𝗳𝘂𝗹𝗹-𝘀𝘁𝗮𝗰𝗸 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, moving seamlessly from system architecture and API design to responsive UIs and cloud deployment. 🚀 𝗛𝗢𝗪 𝗜 𝗖𝗔𝗡 𝗛𝗘𝗟𝗣 𝗬𝗢𝗨? ➯ SaaS Development: Building MVPs from scratch or scaling existing platforms. ➯ Architecture Design: Creating secure, high-concurrency systems using MERN, MEAN, or .NET stacks. ➯ Cloud & DevOps: Deploying on AWS/GCP with CI/CD pipelines for 0% downtime. ➯ Performance Optimisation: Refining code for speed, accessibility, and long-term maintainability. 🧠 𝗖𝗢𝗥𝗘 𝗧𝗘𝗖𝗛𝗡𝗜𝗖𝗔𝗟 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘: ✓ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React.js, Next.js, Angular, JavaScript (ES6+), HTML5, CSS3, Material Design, Bootstrap ✓ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, Golang, .NET, RESTful APIs, GraphQL, Nest.js, Python, LLM ✓ 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: PostgreSQL, MongoDB, MySQL, Microsoft SQL Server, Redis, Firebase, DynamoDB, SQLite, Elasticsearch ✓ 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮: AWS, Google Cloud Platform (GCP), Cloud-native applications ✓ 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗖𝗜/𝗖𝗗: Docker, CI/CD pipelines, GitHub Actions, Jenkins ✓ 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆: Authentication & Authorization, RBAC, Secure API design, Performance optimization 🏭 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗬 & 𝗗𝗢𝗠𝗔𝗜𝗡 𝗘𝗫𝗣𝗘𝗥𝗜𝗘𝗡𝗖𝗘: SaaS, ERP, CRM, CMS, HR & Payroll Management, FinTech, Payment Solutions, E-commerce, Real Estate, Automotive, Logistics, IoT, Healthcare, Food & Beverage, Online Booking Platforms, and On-Demand Service Provider Platforms and among others. ⭐ 𝗪𝗛𝗬 𝗖𝗟𝗜𝗘𝗡𝗧𝗦 𝗖𝗛𝗢𝗢𝗦𝗘 𝗠𝗘: ➯ Top Rated Plus: Ranked in the top tier of global talent on Upwork. ➯ Business First: I focus on your ROI and business outcomes, not just the code. ➯ Clean Code: I follow SOLID principles to ensure your platform is future-proof. ➯ Clear Communication: Regular updates, transparent workflows, and proactive problem-solving. 🎯 𝗠𝗬 𝗣𝗛𝗜𝗟𝗢𝗦𝗢𝗣𝗛𝗬: Great software is built at the intersection of strong architecture and clear communication. I take the time to understand your business goals first, then build applications that scale as you grow. 📩 𝗟𝗲𝘁’𝘀 𝗰𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗲 𝘁𝗼 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗶𝗺𝗽𝗮𝗰𝘁𝗳𝘂𝗹 𝗮𝗻𝗱 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲. 𝗖𝗹𝗶𝗰𝗸 𝘁𝗵𝗲 "𝗜𝗻𝘃𝗶𝘁𝗲" 𝗼𝗿 "𝗠𝗲𝘀𝘀𝗮𝗴𝗲" 𝗯𝘂𝘁𝘁𝗼𝗻 𝘁𝗼 𝗴𝗲𝘁 𝘀𝘁𝗮𝗿𝘁𝗲𝗱! Thanks & regards, Jalpa Rajodiya Top Rated Plus, 100% Job Success, Senior Full Stack Developer, MERN & MEAN Stack, React & Next.js Specialist, Angular Developer, Node.js & Express, JavaScript, .NET Stack, Golang, AWS & Google Cloud Platform, API Architecture & Integration, SaaS & Enterprise Web Applications, DevOps & CI/CD, AI & LLM Integration, Website Developer, AI Developer.

🚀 Are you looking for a dependable software engineer who can turn complex ideas into scalable, high-performing web applications? 𝗜 𝗵𝗲𝗹𝗽 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀 𝗮𝗻𝗱 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀 𝗯𝘂𝗶𝗹𝗱 𝗺𝗼𝗱𝗲𝗿𝗻, 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻-𝗿𝗲𝗮𝗱𝘆 𝘀𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝘄𝗶𝘁𝗵 𝗰𝗹𝗲𝗮𝗻 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲, 𝘀𝘁𝗿𝗼𝗻𝗴 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲, 𝗮𝗻𝗱 𝗹𝗼𝗻𝗴-𝘁𝗲𝗿𝗺 𝘀𝗰𝗮𝗹𝗮𝗯𝗶𝗹𝗶𝘁𝘆. 𝗪𝗶𝘁𝗵 𝟲+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲, holding a B.Sc. in Software Engineering, Top Rated status, and a 100% Job Success score, I combine deep technical expertise with clear communication, a strong sense of ownership and 𝗜 𝗱𝗲𝗹𝗶𝘃𝗲𝗿 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 𝘁𝗵𝗮𝘁 𝗮𝗿𝗲 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲, 𝗺𝗮𝗶𝗻𝘁𝗮𝗶𝗻𝗮𝗯𝗹𝗲, 𝗮𝗻𝗱 𝗯𝘂𝗶𝗹𝘁 𝘁𝗼 𝗴𝗿𝗼𝘄 𝘄𝗶𝘁𝗵 𝘆𝗼𝘂𝗿 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀. From frontend engineering to backend systems and cloud infrastructure, I focus on execution that creates real business impact. I work AI-assisted by default, using modern AI tools to speed up development, improve code quality, and explore better solutions faster. Tools like Cursor help me code efficiently, while Grok supports idea validation and system design—allowing me to deliver high-quality results with shorter turnaround times. –––––––––––––––––– 🛠 𝗛𝗼𝘄 𝗜 𝗖𝗮𝗻 𝗛𝗲𝗹𝗽 𝗬𝗼𝘂 –––––––––––––––––– • Build modern, responsive web applications using React and Next.js • Develop scalable backend systems with Node.js, ExpressJs and NestJS • Build full-stack applications using Supabase (Auth, Database, Storage, APIs) • Build full-stack applications using AWS Amplify (frontend, Cognito auth, APIs, CI/CD, hosting) • Manage server-state efficiently with TanStack Query (React Query) • Create clean, maintainable UI using Tailwind CSS and Material UI • Design and implement microservices architectures with Docker and gRPC • Deploy and scale applications using AWS cloud services • Integrate REST APIs, GraphQL, and third-party services • Deliver clean, well-documented, production-ready code • Rapidly build and ship MVPs, validating ideas quickly with production-ready architecture • Refine, harden, and scale MVPs (including AI-generated MVPs) into reliable, production-ready applications through performance tuning, security, and best practices –––––––––––––––––– ⭐ 𝗖𝗹𝗶𝗲𝗻𝘁 𝗧𝗲𝘀𝘁𝗶𝗺𝗼𝗻𝗶𝗮𝗹𝘀 –––––––––––––––––– “Hizkias quickly understood complex requirements, suggested improvements that elevated the final result, and delivered with exceptional execution. His work had a direct impact on our business, and we now have multiple new projects lined up.” “Highly professional, reliable, and easy to work with. Hizkias consistently delivered high-quality results on time and within budget, with clear communication and excellent attention to detail.” “Outstanding code quality and technical expertise. Hizkias handled complex requirements with ease, exceeded expectations, and played a key role in our project’s success.” –––––––––––––––––– 🧠 𝗠𝘆 𝗦𝗸𝗶𝗹𝗹𝘀, 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 –––––––––––––––––– ✅ 𝗣𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 𝗟𝗮𝗻𝗴𝘂𝗮𝗴𝗲𝘀: • JavaScript, TypeScript, HTML, CSS, SQL ✅ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: • React.js, Next.js • Tailwind CSS, Material UI • TanStack Query (React Query – server-state management) • Redux • GraphQL ✅ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲: • Node.js, Express.js, NestJS • Microservices Architecture • gRPC, Docker ✅ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱-𝗮𝘀-𝗮-𝗦𝗲𝗿𝘃𝗶𝗰𝗲 & 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: • Supabase (Auth, PostgreSQL, Storage, Edge Functions) • PostgreSQL, MySQL, MongoDB, Redis • DynamoDB ✅ 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲: • AWS (EC2, Amplify, Lambda, SQS, RDS, DynamoDB, Cognito) • Load Balancing & Auto Scaling • CI/CD and production deployments ✅ 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻 & 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄: • Git, GitHub, GitLab • Slack, Trello, Jira –––––––––––––––––– 📩 𝗟𝗲𝘁’𝘀 𝗚𝗲𝘁 𝗦𝘁𝗮𝗿𝘁𝗲𝗱 –––––––––––––––––– If you’re looking for a full-stack engineer who communicates clearly, respects deadlines, and delivers scalable, real-world results—let’s talk. Send me a message on Upwork, share your goals, and I’ll help you turn your ideas into a production-ready solution.

A Travel startup 𝘀𝗮𝘄 𝗮 𝟲𝟬% 𝗿𝗲𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝗶𝗻 𝗱𝗲𝘃 𝗰𝘆𝗰𝗹𝗲 𝘁𝗶𝗺𝗲 after launching their MVP fully built in Flutter, FlutterFlow + Node.js + GPT-4 + n8n agent, integrated with real-time location, chat, and payment features. Flutter + Agentic AI specialist. I help startups go from idea to AI-powered product 𝙛𝙖𝙨𝙩. Whether it’s building full-stack SaaS platforms, mobile apps with integrated LLMs, or deploying agentic AI that acts (not just chats), 𝗜 𝗱𝗲𝗹𝗶𝘃𝗲𝗿 𝗲𝗻𝗱‑𝘁𝗼‑𝗲𝗻𝗱 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 𝗰𝗼𝗱𝗲𝗱, 𝘁𝗲𝘀𝘁𝗲𝗱, 𝗮𝗻𝗱 𝗹𝗶𝘃𝗲. Hi, I’m 𝗞𝗶𝗿𝘁𝗶𝗸𝘂𝗺𝗮𝗿, a Full Stack & Agentic AI Developer with core expertise in: ▪️Mobile-Ready AI – Flutter, React Native with OpenAI and Gemini ▪️React, Node.js, Next.js, Express – frontend/backend mastery ▪️AWS DevOps & Cloud – Lambda, DynamoDB, S3, EC2, CloudFormation, CI/CD Use-Cases I have Built: ▪️ 𝗖𝘂𝘀𝘁𝗼𝗺 𝗔𝗜 𝗮𝗴𝗲𝗻𝘁𝘀 that automate 70% of business logic ▪️ 𝗣𝗮𝗴𝗲‑𝗹𝗲𝘃𝗲𝗹 𝘁𝘂𝘁𝗼𝗿 𝗯𝗼𝘁𝘀 for edtech with curriculum alignment ▪️ 𝗥𝗲𝗮𝗹-𝘁𝗶𝗺𝗲 𝗹𝗼𝗰𝗮𝘁𝗶𝗼𝗻 + 𝗩𝗼𝗶𝗰𝗲 𝗕𝗼𝘁 𝗳𝗼𝗿 service-based startups ▪️ 𝗘‑𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗮𝗱𝘃𝗶𝘀𝗼𝗿 𝗯𝗼𝘁s that increase conversions by 3X ▪️ 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝘄𝗶𝘁𝗵 n8n + OpenAI + Google Sheets + Airtable Tools & Frameworks I Master: - Frontend: React, Next.js, Angular, Chakra, AntD, Bootstrap - Backend: Node.js, Express, Firebase, GraphQL - Mobile: Flutter, FlutterFlow, React Native, Swift, Kotlin - Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis Clients hire me when: 🔹 Their MVP needs to launch within 2–4 weeks 🔹 They need a Flutter, FlutterFlow dev who understands real backend logic 🔹 Their app requires Agentic AI with memory, tools, and decision-making 🔹 They’re stuck stitching cloud, database, and LLMs, I simplify it. 🔹 Their current devs do not "get" the AI part, I build it right the first time. A few results I’ve delivered: ✅ 𝟳𝟬% 𝗳𝗮𝘀𝘁𝗲𝗿 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽 𝗗𝗲𝗩 with Flutter & Firebase/Supabase ✅ 𝟵𝟬% 𝗺𝗮𝗻𝘂𝗮𝗹 𝗲𝗳𝗳𝗼𝗿𝘁 𝗲𝗹𝗶𝗺𝗶𝗻𝗮𝘁𝗲𝗱 with AI-OCR invoice automation ✅ 𝟲𝟬% 𝗿𝗲𝗱𝘂𝗰𝘁𝗶𝗼𝗻 in AWS infra costs via optimized serverless stack ✅ 𝟰𝟬+ 𝗵𝗿𝘀/𝘄𝗲𝗲𝗸 saved via agentic voice receptionist for local clinic 𝗦𝗲𝗲 𝘄𝗵𝗮𝘁 𝟯𝗫 𝗰𝗼𝗻𝘃𝗲𝗿𝘀𝗶𝗼𝗻𝘀 on your mobile app 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗳𝗲𝗲𝗹𝘀 𝗹𝗶𝗸𝗲, 𝗹𝗲𝘁'𝘀 𝗯𝘂𝗶𝗹𝗱 𝘆𝗼𝘂𝗿 𝘂𝘀𝗲 𝗰𝗮𝘀𝗲. 𝗗𝗠 𝗺𝗲 𝗻𝗼𝘄.

🏆 Top-rated Plus 🏆 5000+ Hours on Upwork 🏆 100% Success Rate on Upwork Product focused Engineer with 8+ years of production-grade experience with Golang along with expertise in Blockchain, cloud & devOps; from writing clean & lean CI\CD pipelines to containerization, container orchestration ( Kubernetes, Nomad) etc. I've been working with Top-notch organizations & startups throughout these years. Converting complex business requirements into tangible software requirements, coming up with system & Database architecture & writing secure, highly available & robust systems at scale is something that I've been doing for years. It's my passion to architect & build well-designed systems & clean code and I am looking for projects, where I will be trusted as an engineer. I always say that I'm not just a consultant (work done, give me money, bye-bye!) I rather like to work as if I was a partner; Someone who will make sure that they'll check all the boxes which will enable the actual business to succeed using their technical expertise. Key Metrics: ⭐️ 8 Years in Software Development (8 years in Go), 3+ years of Software design & architecture experience. ⭐️ Top Rated Plus & 100% Job success rate on Upwork. ⭐️ 5000+ Hours on Upwork. ⭐️ All 5.0 Ratings. ⭐️ AWS certified solutions architect associate ⭐️ GCP Certified cloud engineer ⭐️ Cloud Native Certified Kubernetes Administrator. ⭐️ 5+ years in Database Architecture & Software Architecture ⭐️ 5+ years in Docker & Kubernetes Back-end Development 🧑‍💻 Golang ☑️ Cosmos SDK, Wallet Integrations, CosmWasm, IBC and much more ☑️ Gin Gonic, Echo, Revel, Martini & Gorilla as web frameworks ☑️ Containerization using Docker & Kubernetes for container orchestration ☑️ Fluent with concurrent programming (go-routines, channels) ☑️ Gorm, go-pg as ORMs ☑️ GoMega & GinKgo, Go-mock, counterfeiter for Unit testing ☑️ go-wire for Dependency injection ☑️ structured logging with zap, zerolog, logrus & apex ☑️ Years of experience with code linters, especially, Golangci-lint (also a contributor) 🧑‍💻Cloud ☑️ AWS ( certified solutions architect ) - ECS over Fargate or EC2, Elastic Beanstalk, Cloudfront, AWS IOT core, Timeseries & Dynamo, S3, Lambda, EC2, Aurora & RDS, Secrets Manager & param store, VPCs, Security Groups & much more. ☑️ GCP (certified cloud engineer ) - Cloud Run , Cloud Run on GKE, Cloud PubSub, Firestore DB, Storage Buckets, File-storage, App Engine. 🧑‍💻 Databases (design, optimization, migration) ☑️ PostgreSQL ☑️ MySQL ☑️ Cloud Firestore ☑️ MongoDB ☑️ DynamoDB 🧑‍💻 Caching ☑️ Redis ☑️ Memcached ☑️ Key-vault 🧑‍💻 Also Experienced in ☑️ Docker & Kubernetes ☑️ RabbitMQ ☑️ Apache Kafka ☑️ Apache Schema Registry) ☑️ Prometheus , Grafana ☑️ Elastic Search, Kibana, Logstash, Filebeat. ☑️ Datadog, AWS cloudwatch I believe that software development is not just about writing code, it is rather about engineering a solution that helps people either by automating their existing business processes or by manifesting their ideas & imaginations into a complete end-product. Highlighted Skills: Golang, SQL, MongoDB, Cloud Firestore, Web Development , Mobile Application Development , Full Stack Development, Web Scraping , Writing Web scrapers, Data extraction, web crawling , Data mining, Scripting & Automation, API , API development, API integration , Go, Web Design, Responsive Design, Database Architecture , Software Architecture, Software Architecture & Design.

Greetings 👋 I’m a Senior Full Stack Java Spring Boot Developer and a Certified AWS DevOps Engineer with more than 10 years of professional experience in end-to-end fullstack development. My background includes Java based backend systems using Spring Boot, Spring MVC, and Spring Cloud, and in building modern fullstack apps with React. My work spans across healthcare, insurance, and automation platforms. 📌 What I Provide 💼 🔹 Complete development lifecycle: planning, coding, testing, deployment, and maintenance 🔹 AWS and Java certified expertise 🔹 Implementation of DevOps practices and CI/CD pipelines 🔹 Cloud cost-efficiency strategies 🔹 Application performance enhancement 🔹 Rapid MVP development to bring your concept to life 📌 Why Collaborate with Me 🤝 🔹 10+ years of hands-on experience in Java and DevOps engineering 🔹 Specialized knowledge in domains like Healthcare and AdTech 🔹 Strong commitment to high code quality and reliability Fullstack / Frontend Capabilities ⚛️ As a Full Stack Java Spring developer, I build engaging and scalable applications by integrating modern frontends - React.js, Next.js, and Vue.js - with robust Spring Boot and Java-based backends. I follow fullstack best practices and deliver clean UI using HTML, CSS, and Tailwind CSS. Back End Expertise ⚙️ Working with Java since version 6 through 21, I utilize frameworks such as Spring Boot, Spring MVC, Spring Cloud, Spring Batch and Spring Security to build scalable services. DevOps & AWS Experience ☁️ With 8+ years in AWS environments and certifications in both DevOps Architecture and Development, I specialize in serverless and containerized solutions using AWS Lambda, Docker, Kubernetes, RDS, and Landing Zone - ensuring scalability and zero-downtime deployments. Database Skills 💾 I’m proficient in relational databases like PostgreSQL, MySQL, and SQL Server. Also skilled with NoSQL systems including Redis, MongoDB (DocumentDB), Aerospike, DynamoDB, and OpenSearch (ElasticSearch). For analytics, I work with Amazon Redshift. API Integration 🌐 Skilled in REST, SOAP, Swagger, and OpenAPI 3 for seamless service integration. Performance Tuning 🚀 Utilizing tools like JMeter, Gatling, AWS X-Ray, and JProfiler to optimize speed and resource usage. Messaging Systems ✉️ Experienced in asynchronous communication with Apache Kafka, Amazon SQS/SNS, and RabbitMQ. Desktop GUI Development 🖥️ Developing sleek and functional desktop interfaces with JavaFX and FXML. Let’s connect and talk about your goals! 🚀

🚀 The Top 3% of Node.js, AI & Backend Engineering Talent on Upwork 🤖 AI-Native Backend Development for Modern SaaS & Enterprise Products ⚡ 10+ Years of Professional Experience ⚡ AI Agents, Chatbots & LLM Integrations Delivered ⚡ Modern AI Stack: Cursor, Claude Code, GPT-4, Claude Sonnet & Copilot ⚡ 30–40% Faster Delivery Through AI-Assisted Engineering ⚡ Trusted by Startups, SaaS Companies & Enterprise Clients Welcome! 👋 I'm a Senior Node.js Developer, Node.js Backend Developer specializing in scalable, secure, and high-performance backend systems. For 10+ years, I've helped companies architect, build, optimize, and modernize SaaS platforms, enterprise applications, fintech products, healthcare solutions, CRM/ERP systems, and marketplace platforms. From Startup MVPs to enterprise ecosystems, I deliver software designed to scale with business growth. 🔥 WHAT YOU GET ✔ High-Performance Backend systems engineered to process millions of requests with 99.99% uptime. ✔ Production-ready features delivered 30–40% faster using AI-assisted development and AI-generated code workflows. ✔ End-to-End Development—from MVP Development and Product Development to long-term Backend Support and Application Maintenance. ✔ A Dedicated Developer and Technical Lead focused on measurable business outcomes. 🏆 RESULTS & IMPACT ✔ Delivered SaaS Development initiatives, ecommerce solutions, enterprise applications, and real-time systems serving thousands of users worldwide. ✔ Improved API performance by up to 50% through Backend Optimization, Redis caching, and Database Architecture improvements. ✔ Accelerated release cycles by 30–40% using AI-native engineering practices without sacrificing maintainability. ✔ Built Scalable Backend infrastructures capable of supporting millions of transactions and sustained business growth. 🚚 WHERE I DELIVER As a Senior Node.js Developer and Backend Engineer, I build REST API and GraphQL API ecosystems using Node.js, Express.js, NestJS, Fastify, Koa.js, JavaScript, TypeScript, WebSocket, Socket, Microservices, and Event-Driven Architecture. As an API Developer and REST API Developer, I deliver API Development, API Integration, Third-Party API Integration, Authentication, Authorization, JWT, OAuth, SSO, Swagger, OpenAPI, and API Documentation for secure enterprise environments. As a Full Stack Developer, I create Web Applications, Ecommerce Websites, Website Redesign projects, Browser Extensions, Google Chrome Extensions, Desktop Applications, Platform Plugins, Headless CMS, CMS Integration, Odoo Development solutions, and End-to-End Development initiatives. As an AI engineering partner, I help companies implement AI Development through AI Agent Development, AI App Development, AI Bots, Chatbots, ChatGPT Integration, OpenAI API integrations, OpenAI Codex Prompt workflows, AI Model Integration, and AI-generated code strategies that improve team productivity by 30–40%. 💳 INTEGRATIONS & AUTOMATION ✔ 10+ years integrating Stripe Integration, PayPal Integration, Twilio Integration, SendGrid, shipping providers, Payment Integration services, Webhooks, and System Integration workflows. ✔ Built asynchronous architectures using RabbitMQ, Kafka, BullMQ, Queue Management, and Message Queues to improve throughput and reliability. ✔ Automated Data Processing and ETL pipelines that reduce manual effort and support real-time decision-making. ⚒️ TECHNOLOGY ECOSYSTEM ✔ 10+ years of Backend Development using Node.js, Express.js, NestJS, Fastify, JavaScript, TypeScript, Python, PHP, Java, Kotlin, Scala, Ruby, C#, ASP.NET, Django, and modern Software Architecture practices. ✔ 8+ years delivering Full-Stack Development with React, Angular, AngularJS, Vue.js, HTML5, CSS3, Bootstrap, jQuery, Google Analytics, Adobe Photoshop, and Website Optimization strategies. ✔ 10+ years designing Database Development and Database Architecture solutions using MongoDB, PostgreSQL, MySQL, Redis, DynamoDB, Firebase, Supabase, Prisma, TypeORM, Sequelize, Mongoose, Microsoft SQL Server, MariaDB, Oracle, Neo4j, and Azure Cosmos DB. ✔ 7+ years deploying cloud-native applications with Amazon Web Services (AWS), Lambda, EC2, S3, Azure, Google Cloud Platform, Docker, Kubernetes, DevOps, Serverless Architecture, GitHub Actions, Jenkins, Git, and CI/CD pipelines. 🤖 AI-ASSISTED ENGINEERING STACK ✔ 5+ years leveraging Cursor, GitHub Copilot, Claude Code, OpenAI ChatGPT, GPT-4, and GPT-4o to accelerate prototyping, debugging, testing, and implementation by 30–40%. ✔ While AI accelerates delivery, critical architecture decisions, scalability planning, and Technical Lead responsibilities remain grounded in 10+ years of engineering experience. 🤝 LET'S BUILD SOMETHING GREAT Whether you need a Node.js Developer, Node.js Backend Developer, Backend Engineer, Full-Stack Developer, API specialist, AI integration partner or Technical Lead I'd be happy to discuss your architecture, roadmap, and next steps.

Cloud Architect and Senior DevOps Engineer with 6+ years building, migrating, and operating AWS and Azure platforms for startups and enterprises. I help teams design scalable, secure, cost-optimized cloud architecture and deliver reliable CI/CD so features ship faster with fewer incidents. My focus areas include Kubernetes (AKS/EKS), Docker, Terraform, Ansible, Helm, GitHub Actions, GitLab CI, Azure DevOps, and automated environment promotion (dev/uat/prod) with blue-green and canary strategies. I architect VPC/VNet networking, subnets, routing, NAT, VPN/peering, security groups/NSGs, WAF/App Gateway, private endpoints, and zero-trust IAM/RBAC/ABAC. I implement observability with CloudWatch, Azure Monitor, Prometheus, Grafana, OpenSearch/ELK, structured logging, metrics, tracing, SLO/SLAs, runbooks, and alerting. I also handle HA/DR, backups, replication, failover, and disaster recovery testing. On AWS I work daily with EC2, EKS, ECS/Fargate, Lambda, API Gateway, RDS/Aurora, DynamoDB, ElastiCache/Redis, S3, CloudFront, Route 53, SES/WorkMail, IAM, KMS, Parameter Store/Secrets Manager, CloudWatch, CloudTrail, CodePipeline/CodeBuild, and CloudFormation. On Azure I deliver AKS, App Services, Functions, API Management, Storage, SQL/PostgreSQL for Azure, Traffic Manager/Front Door, Application Gateway/WAF, Monitor/Log Analytics, Key Vault, Entra ID SSO, Virtual Network, and ARM/Bicep. I write infrastructure as code with Terraform, Ansible, CloudFormation, and ARM/Bicep for reproducible, reviewable, policy-guarded deployments. I containerize legacy apps, design microservices, create secure ingress with Nginx, tune autoscaling (HPA/VPA/pod disruption budgets), and optimize images and build pipelines for speed and reliability. Recent work includes a legal AI platform on AKS with multi-environment CI/CD, secure ingress, HPA tuning, and deep observability; cloud-to-cloud cPanel migrations; email infrastructure on AWS; and adoption of open-source collaboration tools. I built a Grafana Dashboard Schema Tool to auto-generate dashboards from infra metadata, improving visibility and reducing manual effort. I routinely run cost reviews and FinOps optimization: right-sizing, storage tiering, autoscaling policies, CDN/caching, reserved/savings plans, and spend forecasting. How I engage: Clear scoping and architecture diagrams, IaC from day one, automated pipelines with tests and policy guardrails, proactive monitoring, strong documentation, and responsive communication. I’m comfortable with regulated and security-sensitive workloads and can align to best practices like CIS Benchmarks, OWASP, least privilege, encryption at rest/in transit, and audit trails. Certifications include AWS Solutions Architect Associate, Microsoft Azure Developer Associate (AZ-204), and Red Hat Specialist in Ansible Automation. If you need to stabilize production, accelerate releases, migrate to the cloud, harden Kubernetes, or stand up CI/CD the right way, I can help. Core skills and keywords: AWS, Azure, Kubernetes, AKS, EKS, Docker, Terraform, Ansible, Helm, GitHub Actions, GitLab CI, Azure Pipelines, CloudFormation, ARM/Bicep, Nginx Ingress, API Gateway, Lambda, App Services, RDS, PostgreSQL, MySQL, S3, Blob Storage, VPC, VNet, WAF, CloudWatch, Azure Monitor, Grafana, Prometheus, CI/CD, IaC, SRE, Platform Engineering, HA/DR, Security Hardening, Cost Optimization.

I specialize in building modern, scalable SaaS platforms (Web and Mobile) using React.js, Next.js, and TypeScript. My approach combines clean architecture, strong UI/UX principles, and reusable component libraries to deliver products that perform at scale. Currently, I work at InventorSoft, a software development agency delivering high-quality web and mobile applications to SaaS companies worldwide. My areas of expertise include: - 8+ years of React.js development – building fast, modular, and high-performance frontends for SaaS, e-commerce, and enterprise platforms. - 6+ years of Next.js expertise – delivering SEO-friendly, server-side rendered, and statically generated applications for speed and scalability. - 8+ years of JavaScript mastery – implementing interactive, maintainable, and optimized UI logic. - 6+ years of TypeScript-first development – creating type-safe, maintainable codebases for large-scale projects and distributed teams. - Responsive UI & mobile-first design excellence – ensuring seamless performance and layouts across devices using modern CSS techniques. - 4+ years of Tailwind CSS & Styled Components experience – crafting scalable, utility-first styles and theme-based UI systems. - REST API & GraphQL integration – enabling dynamic, data-driven applications with secure, optimized API consumption. - Figma-to-code expertise – translating pixel-perfect designs into functional, accessible interfaces with consistent design systems. - Atomic Design & design system implementation – creating reusable UI libraries for long-term scalability and maintainability. ✅ Why Hire Me: ✅ React & Next.js mastery – building component-driven, server-rendered, and static sites for optimal performance. ✅ TypeScript-first approach – ensuring maintainable, type-safe applications that reduce bugs and improve collaboration. ✅ Responsive, accessible UI – leveraging Tailwind CSS, Styled Components, and modern CSS to deliver polished, mobile-friendly interfaces. ✅ API-driven development – integrating REST APIs and GraphQL endpoints for dynamic, scalable data handling. ✅ UI/UX alignment – transforming Figma designs into functional products that match both brand and usability goals. ✅ Team leadership – guiding front-end teams, setting up workflows, and aligning technical execution with business objectives. 🎯 Key Achievements: 🎖 Delivered 40+ production-ready React applications – optimizing for speed, user engagement, and reusable component libraries. 🎖 Built modern front-end architectures – using Next.js, Tailwind CSS, and TypeScript for fast-growing startups. 🎖 Helped clients achieve 5+ successful product acquisitions by building scalable, maintainable, and UI-focused platforms 🎖 Developed a custom React dashboard for a multi-billion-dollar oil corporation, streamlining internal operations via REST APIs and modern UI systems. Our clients: 💻 Shoeby – React-powered fashion retail platform with personalized product flows and seamless UX 💻 CellRebel – Mobile analytics dashboard built in React + D3.js for real-time telecom performance insights 💻 Blade – Booking and flight-tracking interfaces for an air mobility platform using React + Tailwind 💻 Matics – Real-time operations dashboard for manufacturers with React, REST, and data visualization 💻 MedischeScholing – Medical e-learning platform for tracking certifications and training using React React JavaScript CSS TypeScript Web Application HTML Web Development Node.js HTML5 API MongoDB Next.js Redux API Integration CSS 3 AI Agent Development Full-Stack Development GraphQL Vue.js Git React Native AJAX Amazon Cognito Angular App Development AWS Amplify AWS Application AWS AppSync AWS Lambda Custom PHP ECMAScript Ecommerce Website Generative AI Java jQuery Material UI Mobile App Dev Tools mui NGINX PHP Python RESTful API SQL Tailwind CSS UX & UI Website Amazon Web Services Flutter FlutterFlow GitHub Sass Bootstrap

Need a React/Node.js engineer who can build, scale, and maintain production-ready web applications? I help startups and SaaS companies turn ideas into reliable products used by real customers. Whether you're building a new platform, modernizing an existing application, or scaling cloud infrastructure, I can help deliver clean, maintainable solutions. Over the last 8+ years, I've worked on SaaS platforms, healthcare systems, business automation tools, and real-time applications for companies across Europe and US. What I can help you with: Tech Stack Frontend: React, Next.js, TypeScript, JavaScript, Redux, Tailwind CSS Backend: Node.js, Express.js, GraphQL, REST APIs Databases: PostgreSQL, MongoDB, MySQL, Redis Cloud: AWS, Docker, Kubernetes, Serverless, Lambda Testing: Jest, Playwright, TDD I focus on writing clean, maintainable code and delivering solutions that scale with your business. Let's discuss how I can help bring your product to life. Best Regards, Zeshan

⭐️ Top Rated Plus – Top 10% talent on Upwork ✅ Certified Computer Science | Cloud Architect ✅ 6+ years of experience in AI, Full Stack, and Web Development ✅ Built SaaS & AI-powered systems serving millions of API calls per day ✅ 100%+ client retention rate, long-term trusted tech partner Most clients I worked with have brought these three problems: ❌ A web app that looks good (sometimes not) but fails to scale. ❌ A SaaS product weighed down by poor architecture. ❌ AI integration that is disconnected from real business workflows, and generating more work, lol.. So, I've helped them dearly to fix those problems. For several years, I built core systems powering millions of users. Now, I help startups and enterprises build scalable web apps, multi-tenant SaaS systems, and AI-powered solutions that actually deliver ROI. On top of that I work with high-growth startups, enterprise teams, and innovative founders who want systems built the right way. Every project I take on is designed to be: ✔️ 𝐔𝐬𝐞𝐫-𝐟𝐫𝐢𝐞𝐧𝐝𝐥𝐲: clean, modern UI/UX aligned with best practices React, Next.js, Vue, TailwindCSS, Figma (clean UI/UX, responsive design) ✔️ 𝐒𝐜𝐚𝐥𝐚𝐛𝐥𝐞: architecture ready for thousands of users Microservices, Docker, Kubernetes, AWS/GCP/Azure (auto-scaling, high availability) ✔️ 𝐀𝐈-𝐞𝐧𝐚𝐛𝐥𝐞𝐝: automation and intelligence baked in from day one OpenAI, LangChain, Pinecone, Zapier/Make.com/n8n (chatbots, agents, automation) ✔️ 𝐒𝐞𝐜𝐮𝐫𝐞: encryption, authentication, and compliance at the core OAuth2, JWT, TLS/SSL, Key Management, GDPR/HIPAA compliance (data protection & privacy) ✅ 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐑𝐈𝐍𝐆 𝐓𝐎 𝐘𝐎𝐔𝐑 𝐏𝐑𝐎𝐉𝐄𝐂𝐓 — 𝟑𝟔𝟎° 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄 - Web & Frontend Development: React, Next.js, Vue, Nuxt.js, Angular, TailwindCSS - Backend & APIs: Node.js, Express, Django, FastAPI, Laravel, REST, GraphQL, WebSockets - Databases & Storage: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, Firebase - Cloud & DevOps: AWS, Google Cloud, Azure, Docker, Kubernetes, Terraform, CI/CD - SaaS Engineering: Multi-tenant architecture, subscription billing, RBAC, reporting & analytics - AI Integration: OpenAI, LangChain, Pinecone, Weaviate, Hugging Face, Anthropic, AI-powered chatbots & assistants - Automation: Make.com, Zapier, n8n for AI + workflow automation across CRMs, ERPs, and business tools - IoT + AI Fusion: Sensor data + AI for predictive analytics, BLE, MQTT, ZigBee integrations - Security & Compliance: OAuth2, SSO, JWT, encryption, GDPR/HIPAA-ready ✅ 𝐌𝐎𝐑𝐄 𝐕𝐀𝐋𝐔𝐄 𝐅𝐎𝐑 𝐘𝐎𝐔𝐑 𝐏𝐑𝐎𝐉𝐄𝐂𝐓: • Built SaaS platforms serving millions of API calls daily • Integrated AI assistants into CRMs & support systems, cutting manual workload by 𝟔𝟎% • Designed multi-tenant SaaS architectures with billing, reporting, and analytics • Automated end-to-end business workflows saving teams 100+ hours weekly • Deployed IoT + AI systems in healthcare, energy, fitness, sports, and smart monitoring ✅ 𝐓𝐎𝐎𝐋𝐒 𝐀𝐍𝐃 𝐏𝐋𝐀𝐓𝐅𝐎𝐑𝐌𝐒: React · Next.js · Node.js · Django · FastAPI · Laravel · AWS · GCP · Azure · PostgreSQL · MongoDB · DynamoDB · Redis · Docker · Kubernetes · Terraform · Zapier · Make.com · n8n · LangChain · Pinecone · OpenAI · Hugging Face 💬 𝐖𝐇𝐀𝐓 𝐌𝐘 𝐑𝐄𝐂𝐄𝐍𝐓 𝐂𝐋𝐈𝐄𝐍𝐓 𝐒𝐀𝐈𝐃: It was a very, very good experience. I got way more than what I actually paid for. They provided a lot of value and a lot of insight, which helped me get this project completed really, really well. I would highly recommend them to anyone who is looking to get any sort of software development services. So, let us connect then. if you want a partner who can build web apps, SaaS platforms, and AI-integrated systems that scale and succeed.