Hire the Best Relational Databases Specialists in Noida, IN

As an experienced SQL Server Database Administrator (DBA) with over 8 years of expertise, I specialize in SQL Server performance tuning, database optimization, and troubleshooting. My skills include managing and maintaining complex databases, ensuring optimal performance, and resolving critical issues. I excel at designing and implementing scalable, reliable solutions that enhance data security and system efficiency. Key Services I Offer: ✅SQL Server Performance Tuning & Optimization ✅Database Migration and Upgrade ✅Query Optimization and Indexing ✅Backup & Recovery Strategies ✅High Availability Solutions (Always On, Clustering, Mirroring) ✅Database Security Audits and Encryption Whether you're experiencing slow queries, need a database audit, or require assistance with a server upgrade, I can help you streamline operations and improve database performance. Let’s discuss how I can make your database work more efficiently!

Hi This is Mannan Garg FreeLancer, an SQL Server DBA with 15 strong years of Experience - I am immediately available to Support Primary Skills - SQL Server DBA (Installation, Configuration, Backup & Recovery, Security, Space Management, Performance Tunning, High Availability - Replication, Log Shipping,, Mirroring, SQL Clustering, Always On) Additional Skills - Domain Servers, Mail Server, Web Server. This helps troubleshoot and close any issue in minimum time. Total Exp - 22 Years Relevant Exp as SQL DBA - 15 Years Job Type - Providing L2 \ L3 Support on an Hourly \ Daily \ Monthly Basis in any time zone.

I am a Senior Node Engineer, Backend Engineer, and MERN Developer with over 6 years of experience architecting scalable, enterprise-grade applications. I specialize in building robust server-side architectures using Node.js and Express.js, while seamlessly integrating full-stack MERN developer workflows with React and Next.js to deliver high-performance systems. My engineering focus is on writing clean, type-safe, and maintainable code that prioritizes architectural stability, security, and long-term scalability. Whether you need a backend engineer to optimize a high-traffic SaaS platform or a MERN developer to launch a rapid-turnaround MVP, I provide the technical leadership necessary to turn complex requirements into secure business assets. Core Technical Expertise Backend Engineering and Architecture * Node Engineer Specialist: Expert in building asynchronous, event-driven architectures and high-throughput server systems. * Backend Engineer Skills: Designing and deploying optimized, secure RESTful APIs and microservices. * TypeScript Integration: Implementing strictly typed codebases to reduce technical debt and streamline team collaboration. * Real-time Communication: Creating low-latency, bi-directional data streams using Socket and WebSockets. * Scalability: Transitioning monolithic systems into modular, highly scalable microservices. Database and Data Management * MERN Developer Databases: Advanced MongoDB schema design, indexing, and aggregation pipelines. * Relational Databases: Proficient in managing complex relational data utilizing MySQL and PostgreSQL. * Backend Security: Implementing industry-standard authentication systems via JWT, OAuth2, and secure session management. Cloud Infrastructure and DevOps * AWS Ecosystem: Extensive hands-on experience with EC2, S3, ECS, and CloudFront. * CI/CD Pipelines: Automating continuous integration and deployment cycles to ensure zero-downtime updates. * Performance Optimization: Diagnosing server bottlenecks using npm profiling and rigorous load testing. Industry-Specific Solutions I have successfully delivered backend engineer and full-stack solutions across a variety of competitive sectors: * Financial Services and Fintech * Healthcare and MedTech - including HIPAA-aware development * SaaS Platforms and Enterprise Administration Dashboards * Internet of Things (IoT) and BLE hardware connectivity * Logistics and Transportation tracking systems Recent Projects and Impact Custom Backend Engineering I design personalized server architectures tailored to specific business logic, ensuring that your backend infrastructure supports long-term user growth rather than creating performance bottlenecks. MVP Development for Startups As an end-to-end MERN developer, I specialize in the rapid prototyping phase, helping founders launch functional Minimum Viable Products to validate ideas and secure early-stage funding. AI and Third-Party API Integration I have deep experience integrating OpenAI (ChatGPT), specialized large language models, and custom AI-driven automation into existing Node.js ecosystems to maximize user engagement. Why Partner With Me? Business-First Mindset I approach software engineering from a commercial perspective. I prioritize architecture that keeps your AWS cloud computing costs low, minimizes server latency, and maximizes product uptime as your user base scales. Reliable Support and Communication I am available across all major time zones, Monday to Friday, providing transparent technical updates and maintaining a highly proactive approach to project management. Ready to elevate your backend architecture with a dedicated Node engineer? Click the Hire button or send a message to schedule a 10-minute discovery call. Let's discuss your technical roadmap and build a system that scales.

𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 8+ 𝗬𝗲𝗮𝗿𝘀 | 𝟭% 𝗼𝗳 𝗨𝗽𝘄𝗼𝗿𝗸 | 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀. ✅ $300K+ Total earnings ✅8+ Years experience as Fullstack Developer ✅ 80+ Projects Completed. ✅Top Rated Plus. ✅ 100% Job Success Rate. ✅ AWS certified ✅ Python certified ✅50hrs/week available ✅ 4+ AI/ML Integrations 🔴 I am in the 𝗧𝗼𝗽 𝟭% overall on Upwork. 🔴 I am in the 𝗧𝗼𝗽 𝟰% overall on Stack Overflow. 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭 / 𝐕𝐨𝐢𝐜𝐞 𝐀𝐠𝐞𝐧𝐭𝐬: 𝐂𝐫𝐞𝐰𝐀𝐈 / 𝐀𝐮𝐭𝐨𝐆𝐞𝐧 / 𝐀𝐦𝐚𝐳𝐨𝐧 𝐏𝐨𝐥𝐥𝐲 / 𝐃𝐞𝐞𝐩𝐠𝐫𝐚𝐦 / 𝐑𝐚𝐬𝐚 𝐀𝐈 / 𝐑𝐢𝐯𝐞𝐫𝐬𝐢𝐝𝐞 𝐒𝐃𝐊 / 𝐀𝐳𝐮𝐫𝐞 𝐀𝐈 𝐒𝐩𝐞𝐞𝐜𝐡/𝐋𝐋𝐌 𝐅𝐢𝐧𝐞𝐭𝐮𝐧𝐢𝐧𝐠: 𝐔𝐬𝐢𝐧𝐠 𝐏𝐄𝐅𝐓 / 𝐋𝐨𝐑𝐀 / 𝐐𝐋𝐨𝐑𝐀 / 𝐑𝐋𝐇𝐅 / 𝐃𝐏𝐎 / 𝐒𝐅𝐓 𝐰𝐢𝐭𝐡 𝐔𝐧𝐬𝐥𝐨𝐭𝐡 / 𝐀𝐱𝐨𝐥𝐨𝐭𝐥 / 𝐇𝐮𝐠𝐠𝐢𝐧𝐠𝐅𝐚𝐜𝐞 𝐀𝐮𝐭𝐨𝐓𝐫𝐚𝐢𝐧 / 𝐒𝐚𝐠𝐞𝐌𝐚𝐤𝐞𝐫 𝐓𝐫𝐚𝐢𝐧𝐢𝐧𝐠/𝐎𝐩𝐞𝐧-𝐒𝐨𝐮𝐫𝐜𝐞 𝐋𝐋𝐌𝐬: 𝐋𝐋𝐀𝐌𝐀 𝟑 / 𝐌𝐢𝐬𝐭𝐫𝐚𝐥 𝟕𝐁 / 𝐌𝐢𝐱𝐭𝐫𝐚𝐥 𝟖𝐱𝟕𝐁 / 𝐅𝐚𝐥𝐜𝐨𝐧 / 𝐆𝐞𝐦𝐦𝐚 / 𝐁𝐥𝐨𝐨𝐦 / 𝐎𝐫𝐜𝐚 𝐌𝐢𝐧𝐢 / 𝐆𝐮𝐚𝐧𝐚𝐜𝐨/𝐅𝐚𝐬𝐭 𝐈𝐧𝐟𝐞𝐫𝐞𝐧𝐜𝐞: 𝐯𝐋𝐋𝐌 / 𝐓𝐆𝐈 / 𝐓𝐞𝐧𝐬𝐨𝐫𝐑𝐓-𝐋𝐋𝐌 / 𝐒𝐊𝐏𝐢𝐥𝐨𝐭/𝐏𝐫𝐨𝐦𝐩𝐭 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: 𝐌𝐮𝐥𝐭𝐢-𝐭𝐮𝐫𝐧 / 𝐅𝐞𝐰-𝐬𝐡𝐨𝐭 / 𝐙𝐞𝐫𝐨-𝐬𝐡𝐨𝐭 / 𝐑𝐀𝐆-𝐁𝐚𝐬𝐞𝐝 / 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐚𝐛𝐥𝐞 𝐏𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬/𝐐𝐮𝐚𝐧𝐭𝐢𝐳𝐚𝐭𝐢𝐨𝐧: 𝐀𝐖𝐐 / 𝐆𝐏𝐓𝐐 / 𝐆𝐆𝐔𝐅 / 𝐆𝐆𝐌𝐋 / 𝐐𝐋𝐎𝐑𝐀 / 𝐏𝐓𝐐 / 𝐃𝐐/𝐑𝐀𝐆 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 & 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧 / 𝐋𝐥𝐚𝐦𝐚𝐈𝐧𝐝𝐞𝐱 / 𝐂𝐡𝐫𝐨𝐦𝐚 / 𝐅𝐀𝐈𝐒𝐒 / 𝐏𝐢𝐧𝐞𝐜𝐨𝐧𝐞 / 𝐐𝐝𝐫𝐚𝐧𝐭 / 𝐖𝐞𝐚𝐯𝐢𝐚𝐭𝐞 / 𝐌𝐢𝐥𝐯𝐮𝐬 Greetings! I am Atul Kumar, a seasoned developer with over 8+ years of experience in web application and software development. Working with LLMs for the past 8+ years and have good expertise in AI Agents development using langchain, LlamaIndex, and LLMs like Claude, GPT4o, Amazon Bedrock, Ollama 🔹 AI Agents / Voice Agents: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI 🔹 LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, HuggingFace AutoTrain 🔹 Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8×7B, Falcon, Gemma 🔹 Inference Optimization: vLLM, TGI, TensorRT-LLM 🔹 Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts 🔹 Quantization: AWQ, GPTQ, GGUF, GGML 🔹 RAG Systems: LangChain, LlamaIndex, ChromaDB, FAISS, Pinecone, Qdrant 🔹 Data Pipeline: Synthetic dataset generation, LLM evaluation frameworks 🔹 LLM Deployment: AWS Sagemaker, RunPod, GCP AI Platform, Vercel AI SDK 🖥️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 Proficient in Node.js, Express.js, Python, Django, Flask, AWS Lambda for backend API. 🔹 Experienced with relational & NoSQL databases: MySQL, PostgreSQL, MongoDB, Firebase, Firestore. 🔹 Skilled in Python FastAPI, REST API, GraphQL API development, and database schema design. 🔹 Knowledgeable in Redis, Docker, Kubernetes, AWS EC2, S3, Nginx for scalable infrastructure. 🔹 Experienced with Nest.js for enterprise-grade server-side applications. 🔹 LangChain, LangServe, LangSmith, HuggingFace, Transformers for AI/LLM integrations. 🔹 Vector Databases: Chroma, FAISS, Pinecone, Qdrant for RAG pipelines. 🔹 Low-code AI tools: Flowise AI, LangFlow, StackAI for rapid prototyping. 🔹 Familiar with Celery task queues, testing frameworks (Pytest, Unittest), and automation tools like Selenium. 🌐 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 Proficient in TypeScript, Redux Toolkit, Tailwind CSS with Next.js for high-performance frontends. 🔹 Skilled in building Progressive Web Apps (PWA) and Single Page Applications (SPA). 🔹 Expert in Vue.js, Nuxt.js, React.js, Next.js, HTML5, CSS3, React Native for responsive and cross-platform UIs. 🛠️ 𝗧𝗼𝗼𝗹𝘀 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: 🔹 Skilled in Python ML libraries: Scikit-learn, Numpy, Pandas, Matplotlib, Seaborn. 🔹 Familiar with OpenAI APIs, Whisper, GPT models, ChatGPT integration, and AI chatbot deployment. 🔹 Experienced with AWS (Lambda, S3, EC2, Sagemaker), Git/GitHub, and Linux environments (Ubuntu, CentOS). 🌟 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗔𝗜 & 𝗟𝗟𝗠 𝗦𝗸𝗶𝗹𝗹𝘀: 🔹 AI Agents / Voice Assistants: CrewAI, AutoGen, Amazon Polly, Deepgram, Rasa AI. 🔹 Open-Source LLMs: LLaMA 3, Mistral 7B, Mixtral 8×7B, Falcon, Gemma. 🔹 Inference Optimization: vLLM, TGI, TensorRT-LLM for high-speed deployments. 🔹 Prompt Engineering: Multi-turn, Few-shot, Zero-shot, RAG-based prompts. 🔹 Quantization: AWQ, GPTQ, GGUF, GGML for efficient LLM deployment. 🔹 LLM Fine-tuning: PEFT, LoRA, QLoRA, RLHF, DPO with Unsloth, Axolotl, H My expertise spans both frontend and backend technologies, as well as a variety of tools and additional skills that enable me to deliver comprehensive solutions. I am dedicated to providing high-quality, efficient solutions that cater to the unique needs of each project. My diverse skill set allows me to approach challenges from multiple angles, ensuring robust and innovative solutions. Warm regards, Atul Kumar

I’m a seasoned Salesforce developer and CRM specialist with over 10 years of experience and 100+ successful projects for clients worldwide. I help startups and SMBs unlock business growth through custom Salesforce solutions, modern CRM systems, and intelligent AI-powered automation. My Expertise 🔹 Salesforce Development Apex, LWC, Visualforce, complex workflows, and automation to streamline processes. Multi-Cloud experience across Sales Cloud, Service Cloud, Health Cloud, Marketing Cloud, and Experience Cloud. Healthcare CRM solutions with integrations to DrChrono, ElationEMR, Pverify, DocuSign, HelloSign, and more. 🔹 CRM Platforms Airtable: Custom relational databases, interfaces, reporting, and automation. Monday.com: Workflow design, dependent picklists, project management automation. 🔹 AI & Automation ChatGPT & Grok: Conversational AI integrated into CRM workflows and client-facing apps. Retell AI: Voice AI agents for support and outbound engagement. n8n & Zapier: Agentic automations to connect tools, optimize workflows, and reduce manual effort. 🔹 Integration Specialist REST API and middleware integrations to connect Salesforce, CRMs, and third-party systems. Expertise in Salesforce ecosystem apps like Conga Composer, Ascent ERP, Twilio, RingCentral, Dropbox, and FormStack. Why Work With Me? ✅ Client-Centric Approach: Tailored solutions that align with your business goals. ✅ On-Time Delivery: Reliable, high-quality implementations delivered on schedule. ✅ Future-Ready: Combining CRM expertise with AI automation to give you a competitive edge. Let’s work together to build smart, scalable systems — whether you need Salesforce customization, CRM setup, or AI-powered automations. Reach out, and let’s get started! Tech Stack: Salesforce (Apex, LWC, Visualforce, Flows) | Airtable | Monday.com | REST API | AI Integrations (ChatGPT, Grok, Retell AI) | Automations (n8n, Zapier) | Tools: GitHub, Bitbucket, IntelliJ, VS Code, ANT Migration Tool, Dataloader