As a Top Rated Plus engineering partner with over 14 years of hands-on experience, I bridge the gap between robust product engineering, high-throughput data infrastructure, and cutting-edge GenAI implementations. I have built dozens of technically successful applications from scratch, scaled secure data pipelines, and transitioned legacy monoliths into high-performance, serverless microservices used by Fortune 500 companies. My philosophy centers on structural risk mitigation for enterprise projects: I prioritize SOLID design principles, Test-Driven Development (TDD), Agile/Scrum methodologies, clean architecture, cost efficiency, and rigorous documentation. Having successfully delivered projects across heavily regulated industries - including eCommerce, healthcare, and SaaS platforms - I ensure your systems run smoothly, scale infinitely, and optimize cloud spend. --------------------------------------------------------------------------------------------------------------------- WHAT I DO & HOW I CAN HELP YOUR TEAM: AI, LLMs, & Intelligent Agents: ~ Architecting advanced retrieval-augmented generation (RAG) pipelines, building context-aware AI Agents, and integrating Large Language Models (LLMs) safely into enterprise ecosystems. Full-Stack Product Architecture: ~ Designing and engineering scalable web and mobile solutions from scratch. Expert in the MERN/MEAN stack, serverless microservices, and modern state management. Data Engineering & Analytics Stack: ~ Building comprehensive modern data stacks, managing automated ETL/ELT pipelines, and deploying cost-effective cloud data warehouses. Business Intelligence (BI) & Advanced Analytics: ~ Turning complex raw data into actionable enterprise insights via custom dashboards, real-time analytics engineering, and advanced modeling. DevOps, Infrastructure & Team Leadership: ~ Managing CI/CD deployment pipelines, containerization, and Infrastructure as Code (IaC). Collaborative partner to PMs, designers, and clients; experienced in mentoring, interviewing, educating, and code reviews. --------------------------------------------------------------------------------------------------------------------- TECH STACK & KEYWORD MATRIX: 1. Generative AI & Data Engineering [ AI/LLM Execution ]: GenAI, LLMs, RAG, AI Agents, Prompt Engineering, Vector Databases [ Data Warehousing & Platforms ]: Snowflake, Databricks, BigQuery, AWS EMR, Data Lakes [ ETL/ELT Tools ]: dbt, Apache Spark, Pandas, Pentaho, Talend, Informatica, Snaplogic [ BI & Analytics ]: Power BI, Tableau, AWS QuickSight, Looker Studio 2. Full-Stack Frameworks & Languages [ Core Languages ]: Python, TypeScript, JavaScript (ES13+), Go, Bash [ Frontend Ecosystem ]: React, Next.js, Angular, Vue.js, React Native, Redux, Zustand, HTML5, CSS/SCSS, Webpack, Babel, Responsive Web Design, SEO [ Backend Ecosystem ]: Node.js, NestJS, Express.js, tRPC, Apollo Server 3. Infrastructure, DevOps & Databases [ Cloud Architecture ]: AWS (Lambda, SQS, ECS, S3, EC2, API Gateway, CDK), Azure, Google Cloud Platform (GCP) [ Infrastructure as Code & DevOps ]: Terraform, CloudFormation, Docker, CI/CD Pipelines, Serverless Framework, Nginx, Nx Monorepo, Lerna [ APIs & Messaging ]: GraphQL, REST, gRPC, WebSockets, Apache Kafka, RabbitMQ [ Databases & ORMs ]: PostgreSQL, MySQL, MongoDB, Firebase, Redis, Prisma 4. Team & Collaboration Tools [ Methodologies ]: Agile, Scrum, Design Principles, Design Patterns, SOLID, TDD, Clean Code [ Platforms ]: Git, GitHub, Jira, Slack, Zoom, Technical Planning, Estimating, Mentoring, Code Reviews, Interviewing --------------------------------------------------------------------------------------------------------------------- PROJECT LIFECYCLE ROLES AVAILABLE FOR: - Principal AI / Data Engineer - Senior Full-Stack Developer & Software Architect - Technical Consultant & Business Intelligence Specialist - Mobile Development Lead (Web & Mobile Solutions) --------------------------------------------------------------------------------------------------------------------- Daily Availability: 8-12 Hours/Day (Depending on project scope, role, and comfortability) If you have an active project requiring robust data architecture, seamless full-stack execution, and a reliable delivery partner, let's connect and discuss how to bring your solution to life.

𝗚𝘂𝗿𝘄𝗶𝗻𝗱𝗲𝗿 | 𝗗𝗲𝘃𝗢𝗽𝘀 | 𝗠𝗟𝗢𝗽𝘀 | 𝗔𝗜𝗢𝗽𝘀 | 𝗦𝘆𝘀𝘁𝗲𝗺 𝗔𝗱𝗺𝗶𝗻 | 𝗖𝗹𝗼𝘂𝗱 & 𝗔𝗜 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝘁 Hello! I am 𝗚𝘂𝗿𝘄𝗶𝗻𝗱𝗲𝗿, a DevOps, MLOps, AIOps, and System Administration Engineer with 8+ years of experience building secure, scalable, and production-ready infrastructure for SaaS platforms, AI applications, cloud-native systems, and LLM-based products. From traditional server administration to modern AI infrastructure, I help businesses automate deployments, migrate applications from Replit to enterprise cloud platforms, scale applications, optimize cloud environments, and build reliable DevOps pipelines across AWS, Azure, and GCP. Whether you are launching a startup, deploying AI agents, managing Kubernetes clusters, building RAG-based applications, or simply need stable cloud infrastructure, I can help you deploy faster, automate smarter, and scale confidently. DevOps, Cloud & Infrastructure - AWS, Azure, GCP, DigitalOcean, Linode - Docker, Kubernetes (EKS, ECS, AKS, GKE) - Infrastructure as Code: Terraform, Ansible, CloudFormation - Serverless: AWS Lambda, Azure Functions, Google Cloud Functions - High-availability & autoscaling architectures - GPU infrastructure for AI/ML workloads - Linux & Windows server administration Replit, Cloud Migration & Platorm Modernization - Replit application deployment & infrastructure management - Migration from Replit to AWS, Azure, GCP, DigitalOcean & Kubernetes - Containerization using Docker for Replit-hosted applications - CI/CD implementation for Replit projects - Database migration & environment separation (Dev/Staging/Production) System Administration & Server Management - Ubuntu, CentOS, AlmaLinux, Debian, Windows Server - cPanel/WHM, Plesk, Webmin - Apache, Nginx, LiteSpeed, HAProxy - Email servers: Postfix, Exim, Dovecot - SPF, DKIM, DMARC configuration - SSL setup, backups, migrations & troubleshooting - Rsync, Rclone, cron jobs & automation CI/CD & Automation - Jenkins, GitHub Actions, GitLab CI/CD, Bitbucket Pipelines - Automated build, deployment & rollback pipelines - GitOps workflows using ArgoCD & Flux - Airflow, n8n, Zapier & workflow automation - Infrastructure automation using Python, Bash & YAML MLOps / LLMOps / AI Infrastructure - MLflow, Kubeflow, Vertex AI - AI model deployment with TensorFlow, PyTorch & SageMaker - LLMOps pipelines for production AI applications - OpenAI, Azure OpenAI & HuggingFace integrations - Vector databases: Pinecone, Weaviate, FAISS, Chroma - RAG pipelines & embedding systems - KServe, FastAPI & Docker-based model serving - AI agent orchestration using OpenClaw - Clawbot & Moltbot deployment workflows - Monitoring, retraining & model lifecycle management Monitoring, Security & AIOps - Prometheus, Grafana, ELK Stack, CloudWatch, Datadog - OpenTelemetry & Jaeger tracing - AI-driven monitoring & anomaly detection - Automated incident remediation - HashiCorp Vault, AWS KMS, Snyk, SonarQube - OWASP security best practices Databases & Storage - PostgreSQL, MySQL, MariaDB, AuroraDB - MongoDB, DynamoDB - Redis, Memcached - Vector databases for AI workloads I believe modern infrastructure is no longer just about servers, it is about intelligent automation, scalable AI systems, reliable deployments, and building environments that can grow with your business. If you are building AI platforms, SaaS systems, cloud infrastructure, ML pipelines, AI agents, or large-scale applications, I would be happy to help. Feel free to invite me to your project or schedule a quick call to discuss how I can help. Best regards, Gurwinder

🎯 100% Refund If I set the wrong expectations and can’t deliver. No questions asked. I’m a 𝗦𝗲𝗻𝗶𝗼𝗿 𝗗𝗲𝘃𝗢𝗽𝘀 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁 𝘄𝗶𝘁𝗵 𝟭𝟱+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 designing and scaling secure, high-availability cloud infrastructures. I lead an entire DevOps division of 𝟮𝟬+ 𝘁𝗮𝗹𝗲𝗻𝘁𝗲𝗱 𝗲𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝘀, delivering enterprise-grade solutions across AWS, Azure, and GCP for startups, SaaS platforms, FinTech, eCommerce, Healthcare, and large enterprises. ✔️ 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗖𝗵𝗼𝗼𝘀𝗲 𝘁𝗼 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲: ⭐ 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 | ⭐𝟱-𝗦𝘁𝗮𝗿 𝗙𝗲𝗲𝗱𝗯𝗮𝗰𝗸 | ⭐ 𝗧𝗼𝗽 𝟯% 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 → Full Confidentiality: NDA signed for every project → Reliable & On-Time Delivery: Clear communication, predictable execution → 24/7 DevOps Support: Immediate response for critical production issues → Cost Optimization Focus: Proven track record of reducing cloud costs by up to 40% I have 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹𝗹𝘆 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗳𝗼𝗿 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗶𝗻 𝘁𝗵𝗲 𝗨𝗦𝗔, 𝗨𝗞, 𝗘𝘂𝗿𝗼𝗽𝗲, 𝘁𝗵𝗲 𝗠𝗶𝗱𝗱𝗹𝗲 𝗘𝗮𝘀𝘁, 𝗮𝗻𝗱 𝗔𝘂𝘀𝘁𝗿𝗮𝗹𝗶𝗮, helping businesses achieve 99.99% uptime, secure deployments, and fully automated infrastructure. 🏅 𝑪𝒆𝒓𝒕𝒊𝒇𝒊𝒄𝒂𝒕𝒊𝒐𝒏𝒔: ✅ Microsoft Certified: Azure Solutions Architect Expert ✅ AWS Certified DevOps Engineer – Professional 🛠️ Key Skills and Technologies: - 𝑪𝒍𝒐𝒖𝒅 𝑷𝒍𝒂𝒕𝒇𝒐𝒓𝒎𝒔: AWS, Azure, Google Cloud Platform (GCP) - 𝑪𝑰/𝑪𝑫 𝑷𝒊𝒑𝒆𝒍𝒊𝒏𝒆𝒔: GitHub Actions, GitLab CI/CD, Jenkins, Azure DevOps, CircleCI - 𝑰𝒏𝒇𝒓𝒂𝒔𝒕𝒓𝒖𝒄𝒕𝒖𝒓𝒆 𝒂𝒔 𝑪𝒐𝒅𝒆 (𝑰𝒂𝑪): Terraform, CloudFormation, Pulumi, Ansible - 𝑪𝒐𝒏𝒕𝒂𝒊𝒏𝒆𝒓𝒔 & 𝑶𝒓𝒄𝒉𝒆𝒔𝒕𝒓𝒂𝒕𝒊𝒐𝒏: Docker, Kubernetes (EKS, AKS, GKE), Helm, Istio - 𝑫𝒆𝒗𝑺𝒆𝒄𝑶𝒑𝒔: Vault, AWS Secrets Manager, automated security policies, compliance - 𝑴𝒐𝒏𝒊𝒕𝒐𝒓𝒊𝒏𝒈 & 𝑳𝒐𝒈𝒈𝒊𝒏𝒈: Prometheus, Grafana, ELK/EFK Stack, Datadog, New Relic - 𝑹𝒆𝒍𝒆𝒂𝒔𝒆 𝑺𝒕𝒓𝒂𝒕𝒆𝒈𝒊𝒆𝒔: Canary deployments, Blue/Green, Zero-downtime rollouts - 𝑷𝒆𝒓𝒇𝒐𝒓𝒎𝒂𝒏𝒄𝒆 𝑻𝒖𝒏𝒊𝒏𝒈: Cost optimization, autoscaling, fault tolerance - 𝑪𝒍𝒐𝒖𝒅 𝑺𝒕𝒓𝒂𝒕𝒆𝒈𝒚 & 𝑨𝒓𝒄𝒉𝒊𝒕𝒆𝒄𝒕𝒖𝒓𝒆: Multi-cloud design, hybrid cloud, migration planning - 𝑩𝒂𝒄𝒌𝒆𝒏𝒅 𝑫𝒆𝒗𝒆𝒍𝒐𝒑𝒎𝒆𝒏𝒕: Node.js, PHP, REST APIs, Microservices Architecture - 𝑭𝒓𝒂𝒎𝒆𝒘𝒐𝒓𝒌𝒔 & 𝑾𝒆𝒃 𝑺𝒕𝒂𝒄𝒌𝒔: Node.js: Express.js, NestJS, | PHP: Laravel, CodeIgniter 🧠 𝑾𝒉𝒂𝒕 𝑺𝒆𝒕𝒔 𝑴𝒆 𝑨𝒑𝒂𝒓𝒕: - 15+ years of real-world experience in software engineering & cloud automation - Access to a team of 30+ certified DevOps engineers for rapid scaling - Hands-on expertise with 𝒆𝒗𝒆𝒓𝒚 𝒎𝒂𝒋𝒐𝒓 𝒕𝒐𝒐𝒍 𝒊𝒏 𝒕𝒉𝒆 𝑫𝒆𝒗𝑶𝒑𝒔 𝒆𝒄𝒐𝒔𝒚𝒔𝒕𝒆𝒎 - Fast onboarding, transparent communication, and round-the-clock availability - Proven success with startups, enterprises, and mission-critical cloud systems 🌍𝗟𝗘𝗧’𝗦 𝗦𝗖𝗔𝗟𝗘 𝗔𝗡𝗗 𝗦𝗘𝗖𝗨𝗥𝗘 𝗬𝗢𝗨𝗥 𝗖𝗟𝗢𝗨𝗗 𝗜𝗡𝗙𝗥𝗔𝗦𝗧𝗥𝗨𝗖𝗧𝗨𝗥𝗘 Message me on Upwork today for a 𝗳𝗿𝗲𝗲 𝗰𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝘁𝗶𝗼𝗻 and expert guidance on AWS, Azure, GCP, Kubernetes, CI/CD, and cloud cost optimization. I typically respond within 1 – 2 hours and am ready to help you build a secure, scalable, and production-ready DevOps environment.

I am a skilled DevOps Engineer with over 8 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐡𝐚𝐧𝐝𝐬-𝐨𝐧 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞, specializing in cloud platforms like AWS, GCP, Azure, DigitalOcean, and IBM Cloud. My expertise in Docker, Kubernetes, Terraform, GitLab, and Python helps me deliver efficient, scalable, and secure infrastructures tailored to your business needs. I also have strong experience in domain hosting management and Cloudflare configuration for performance optimization, DNS management, and enhanced security. 📌 𝗞𝗲𝘆 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: ✅ 𝐂𝐥𝐨𝐮𝐝 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬: AWS: Proficient in EC2, ECS, S3, IAM, Lambda, Route 53, and RDS. GCP: Experienced in leveraging GCP services for building scalable and reliable applications. Azure & DigitalOcean: Skilled in managing and deploying on multi-cloud environments. ✅ 𝐂𝐈/𝐂𝐃 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: Expertise in implementing CI/CD pipelines using Jenkins, GitLabCI, and CircleCI, ensuring efficient and reliable software delivery. ✅ 𝐂𝐨𝐧𝐭𝐚𝐢𝐧𝐞𝐫𝐢𝐳𝐚𝐭𝐢𝐨𝐧: Mastery in Docker and Kubernetes for container orchestration, enabling seamless deployment and scaling. ✅ 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 𝐚𝐬 𝐂𝐨𝐝𝐞 (𝐈𝐚𝐂): Proficient in Terraform and Ansible for automating infrastructure and configuration management. ✅ 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠 & 𝐋𝐨𝐠𝐠𝐢𝐧𝐠: Grafana, Prometheus, and Zabbix for proactive monitoring and performance optimization. ✅ 𝐒𝐞𝐫𝐯𝐞𝐫𝐥𝐞𝐬𝐬 𝐂𝐨𝐦𝐩𝐮𝐭𝐢𝐧𝐠 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: Designing scalable solutions with serverless architectures, combined with deployment automation and infrastructure cost optimization. ✅ 𝐋𝐢𝐧𝐮𝐱 𝐀𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Extensive experience with Linux (Ubuntu/CentOS), shell scripting (Bash), and web server management (Apache, Nginx, Tomcat). ✅ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭: Skilled in managing both SQL and NoSQL databases, including MySQL, PostgreSQL, and MongoDB. 🚀 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐈 𝐎𝐟𝐟𝐞𝐫: - Cloud Migrations: Smooth and efficient migrations with minimal downtime. - Infrastructure Optimization: Reducing operational costs while maintaining high performance. - CI/CD Pipelines: Automating pipelines for faster, error-free deployments. - High Availability & Scalability: Ensuring your system can handle growth and peak loads. - Compliance Standards: Adhering to PCI DSS, HIPAA, GDPR, and other industry standards. - Domain Hosting & Management: Secure and reliable domain setup, configuration, and hosting management. - Cloudflare Integration & Optimization: Enhancing security, performance, DNS management, and DDoS protection using Cloudflare services. 🌟 𝐖𝐡𝐲 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞: -Proven Expertise: Over 8 years of experience in managing, optimizing, and automating DevOps infrastructures. -Customized Solutions: Tailored strategies that align with your business goals and budget. -Measurable Impact: Increased deployment efficiency by 40%, reduced costs by 30%, and maintained 99.9% uptime for critical services. 𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤: -Cloud Platforms: AWS, GCP, Azure, DigitalOcean -CI/CD Tools: Jenkins, GitLabCI, CircleCI -Containerization: Docker, Kubernetes, OpenShift -IaC Tools: Terraform, Ansible, CloudFormation -Monitoring: Grafana, Prometheus, Zabbix -Scripting: Python, Bash -Databases: SQL, MySQL, PostgreSQL, MongoDB -Let’s work together to take your infrastructure to the next level – optimizing performance, reducing costs, and ensuring scalability 🚀 Need a DevOps Engineer who can optimize your AWS, Kubernetes, and Azure DevOps environments? Let’s automate your infrastructure, streamline deployments, and scale your applications effortlessly! 📩 Click the "Hire Now" button and let’s build something amazing together!

👋 Looking for a powerhouse full-stack engineer who can bridge Python-based AI innovation with Java-backed enterprise performance? I bring 25+ years of professional full stack software development experience-combining backend architecture, enterprise Java systems, AI/ML engineering, and modern frontend frameworks into scalable, data-rich applications for finance, healthcare, retail, manufacturing, and government sectors. With over 100 full-stack systems delivered, I've built mission-critical platforms and real-time analytics engines handling millions of events per day, while reducing operational costs by up to 65% through infrastructure optimization. 🏆 Why Work With Me? ✔️ 25+ years of enterprise-grade software development ✔️ 40+ Python projects using AI/ML for analytics, automation, and computer vision ✔️ 60+ Java systems modernized to Spring Boot, AWS & microservices ✔️ Built backend systems serving 10M+ users monthly ✔️ AI-based fraud detection systems with 98%+ accuracy ✔️ Scaled apps to handle 1M+ real-time events/second using Kafka, EventBridge, and Spark ✔️ Healthcare-grade imaging tools for tumor classification (TensorFlow + OpenCV) ✔️ 50+ legacy migrations from J2EE/Struts to microservices ✔️ Deployed full-stack apps across 20+ industries, including fintech, eCommerce, telecom, and eLearning ✔️ CI/CD pipelines & Dockerized monorepos for faster dev cycles and better team velocity 🧠 Tech Stack & Core Skills 🖥️ Languages: Python, Java, TypeScript, JavaScript, HTML5, CSS3, SQL, Shell Scripting 🧠 Python AI/ML & Automation: TensorFlow, PyTorch, OpenCV, Scikit-learn, NumPy, Pandas, Matplotlib AI Workflows | Computer Vision | Predictive Analytics | Data Pipelines | Image Recognition | Fraud Detection Automation using Python + Selenium, BeautifulSoup, Scrapy ☕ Java Enterprise Stack: Spring Boot, Spring Cloud, Hibernate, Akka, Play, Grails Java Microservices | RESTful APIs | SOAP | JMS | JPA | Quartz | Lombok Legacy Refactoring | J2EE → Spring Boot | Tomcat | WildFly | WebLogic 📊 Frontend (Full-stack Scope): Angular.js, Vue.js, React.js, Next.js, Svelte Tailwind, Bootstrap, Material-UI | JSP | Thymeleaf | JSF | EJS SPA Development | SSR/ISR | Responsive UI | Webpack, Vite, Gulp 📦 DevOps & Cloud: Docker, Kubernetes, AWS (Lambda, SageMaker, EC2, S3, Kinesis, RDS), GCP, Azure CI/CD: Jenkins, GitLab CI, Travis, Ansible, Terraform Infrastructure as Code | Monitoring | Cost Optimization 📚 Data & Databases: PostgreSQL, MySQL, Oracle, MSSQL, SQLite, MongoDB, Cassandra, Dynamo DB Elasticsearch, Redis, Kafka, RabbitMQ, GraphQL, REST APIs 📌 Python & AI-Focused Solutions 🔹 AI-Based Automation for Workflow Optimization 🔹 Real-Time Object Recognition & Computer Vision Systems 🔹 Predictive Analytics for Retail, Logistics, and Healthcare 🔹 NLP Chatbots and Intelligent Assistants 🔹 Data Crawlers & Scrapers for eCommerce & SEO 🔹 Data Normalization Pipelines Handling 1TB+ Datasets 📌 Java & Enterprise Software Development 🔹 Full-stack Java + Angular/Vue platforms 🔹 Spring Boot Microservices for Finance, Healthcare, SaaS 🔹 Event-Driven Architectures with Kafka & Redis 🔹 Secure Auth (JWT, OAuth2, LDAP, SSO, 2FA) 🔹 Migrating Monoliths to Microservices (Cloud-Native Refactors) 🔹 Server-Side Java with JSP, JSF, and Servlet APIs 📌 Full-stack Projects Built from Scratch 🔹 Inventory Management System (Java + Vue + AWS) 🔹 Medical Diagnosis Dashboard (Python + Django + React) 🔹 Financial Fraud Detection Engine (PyTorch + Kafka) 🔹 Real Estate Listing Platform (Flask + Angular + PostgreSQL) 🔹 ERP Extensions for Manufacturing (Spring Boot + Thymeleaf) 💬 Results That Matter ✅ Built an AI-based inventory forecasting engine reducing stock outs by 42% ✅ Scaled a Java backend to handle 5M+ daily requests for a logistics app ✅ Migrated 3 legacy apps to AWS with 65% infra cost reduction ✅ Automated scraping workflows gathering 10M+ data points weekly ✅ Designed OCR pipeline (Python + Tesseract) for medical record digitization ✅ Delivered HIPAA-compliant image analysis tools with 95%+ detection accuracy ✅ Cut fraud risk 75% for fintech app using real-time anomaly detection 💼 Industries Served 🏥 Healthcare & Diagnostics 💳 Fintech & Insurance 🛍️ eCommerce & Dropshipping 🏗️ Manufacturing & Supply Chain 📚 EdTech & LMS Platforms 🛰️ Gov & Aerospace (including secure environments) 🏢 Enterprise SaaS & Internal Tools Let’s build the next enterprise success story together. 💬 Message me to discuss your backend, AI/ML, or full-stack project! 🧩 Let’s Build Something Powerful If you’re seeking a seasoned backend + full-stack expert who can turn complex business logic into reliable, scalable, and secure digital solutions - I’m your guy. ----------------------

I am a certified professional with unique skillset and profound knowledge of DBA, Solution Architecture, SysOps and DevOps. With over 15 years of hands-on experience, I am designing, building, managing and optimizing various databases and environments for Startups, SMBs and Fortune 100 Enterprises from different industries. Reviews have it! ✅ DBA Expertise: 𝐃𝐁 𝐀𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Oracle 9i, 10g, 11g, 12c - 19c on premise and in Cloud, MS SQL, PostgreSQL, MySQL, SQL Server, and more. 𝐂𝐥𝐮𝐬𝐭𝐞𝐫𝐰𝐚𝐫𝐞: Automatic Storage Management (ASM), Real Application Clusters (RAC) 𝐎𝐫𝐚𝐜𝐥𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐞𝐝 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Exadata, ZDLRA, Exalogic, ODA 𝐌𝐢𝐝𝐝𝐥𝐞𝐰𝐚𝐫𝐞 𝐚𝐧𝐝 𝐄𝐑𝐏 𝐚𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: NetSuite, Oracle E-Business Suite, Weblogic Server, Apache Tomcat, Glassfish, OBIEE, Discoverer, Fusion Middleware, OAM/IDM 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞-𝐜𝐥𝐚𝐬𝐬 𝐁𝐚𝐜𝐤𝐮𝐩, 𝐑𝐞𝐜𝐨𝐯𝐞𝐫𝐲 𝐚𝐧𝐝 𝐑𝐞𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧: RMAN, Dataguard, Golden Gate 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, 𝐒𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠, 𝐚𝐧𝐝 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: bash, SQL, PL/SQL, Python 𝐂𝐥𝐨𝐮𝐝 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: Oracle Cloud, AWS, Azure 𝐒𝐲𝐬𝐭𝐞𝐦 𝐀𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Unix and Linux, Windows (on premise or in Cloud) ✅ DevOps, SysOps Expertise: 𝐒𝐲𝐬𝐭𝐞𝐦 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: Scalable, secure, and highly available designs tailored to business needs. 𝐒𝐲𝐬𝐎𝐩𝐬 & 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞: Managing virtual machines, containers, storage, backup, migration, networking, and databases. 𝐃𝐞𝐯𝐎𝐩𝐬 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: CI/CD, infrastructure as code (IaC), tools like Jenkins, GitLab CI/CD, Azure DevOps, etc. 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞: Data encryption, access control, IAM, GDPR, HIPAA, PCI-DSS compliance. Choosing me as your IT Architect, DBA, SysOps, and DevOps Engineer means you gain a trusted partner who will go the extra mile to deliver exceptional results and help your organisation thrive. Let's discuss your requirements and get you the best solution. Contact me today!

• Also known as Windows and macOS App Developer Expert • 5+ years of experience • I work on backend, frontend, databases, and Linux server administration • Main stack: .NET (C# / Visual Basic) and TypeScript / JavaScript • I build web and multi-platform desktop/mobile applications 📚 Technologies • My main tech stack is .NET (C# or Visual Basic .NET) and TypeScript / JavaScript • For .NET, I work with ASP .NET, Blazor, WPF, Windows Forms, MAUI (formerly Xamarin), Avalonia UI, and more • For TypeScript / JavaScript, I prefer React, but I can also work with Angular, jQuery, or vanilla JS • I can also develop macOS and iOS apps using Swift and Objective-C 🗼 Server Administration and DevOps • Familiar with Debian-based Linux distributions like Ubuntu • Able to handle VPS baremetal or Docker-based setups • Able to automate workflows using Bash, Python, GitHub Actions, and similar tools • Experienced with cloud services such as AWS and Azure 📊 Database • Microsoft SQL Server • MySQL / MariaDB • SQLite • PostgreSQL • Microsoft Access 💡 Skills • Strong in algorithm design and analysis • Great ability to solve programming and system trouble • Great at optimizing software performance • Flexible work style • Adaptive team player 📖 Self-Update • I regularly study new technologies to stay up to date. 🕰️ Flexible Availability • Open to collaborate across multiple time zones (US, CA, UK, EU, APAC, etc.) ✅ I’m not a robot. • I’m a real human and a solo freelancer, not an agency 🙌 Let’s Connect! • My name is Junian and I’d love to help bring your ideas to life • Feel free to reach out so we can discuss how I can support your project • Not a Vibe Coder, but use AI-Assisted Programming tools to solve problems • Linus Torvalds once said, “Talk is cheap. Show me the code.” So go ahead and check out my GitHub code. 🛠️ Common Tasks and Roles • Known as the Apple / macOS / iPhone guy • Build Windows app with .NET Framework & Windows Forms (WinForms) / Windows Presentation Foundation (WPF) / WinUI / Avalonia UI / MAUI / Xamarin • Build Windows Installer MSI / EXE from existing Windows App by using Wix / WixSharp • Build macOS app with Swift UI or .NET & Avalonia UI / MAUI / Xamarin • Build, sign, and notarize macOS app installer (PKG / DMG / ZIP) • Build web app with ASP .NET & Blazor / React / Angular / Vanilla JavaScript • Deploy and configure existing web apps by using Docker container to VPS / Cloud providers like AWS, Azure, or GCP • Ethical decompile / reverse engineer / source code retrieval / deobfuscation of existing .NET EXE / DLL / MSI or NinjaTrader Trading Indicator / strategy • Automate Windows UI tasks • Web scraping to retrieve online data / PDF / Images / any other files • Expert macOS system and app troubleshooting 🙋‍♂️ What I'm not • I'm not a Vibe Coder. Don't get me wrong, I use AI to build software, but I don't solely rely on it.

🌟 Top Rated Plus | 🌟 5-Star Feedback | 🌟 Top 1% on Upwork Hello! I am an experienced Cloud, DevOps, and Kubernetes Engineer with 8+ years of hands-on experience designing, deploying, securing, and optimizing scalable cloud infrastructure for production applications. I help startups, SaaS companies, and growing engineering teams build reliable, secure, cost-efficient, and highly available infrastructure across AWS, Azure, Google Cloud, and DigitalOcean. ✅ Key Achievements ✔️ Migrated 100+ customers from EC2-based infrastructure to Kubernetes, improving scalability, reliability, and deployment efficiency. ✔️ Designed and deployed production-grade applications for e-commerce, trading, job search, finance, SaaS, and AI-powered platforms. ✔️ Built scalable and highly available infrastructure for React, Node.js, Python, PHP, and containerized applications. ✔️ Implemented secure, automated CI/CD pipelines using GitHub Actions, GitLab CI/CD, Jenkins, CircleCI, and Bitbucket Pipelines. ✔️ Provided long-term DevOps support, monitoring, incident response, cost optimization, and production reliability improvements. ✔️ Successfully deployed and managed LiveKit infrastructure on AWS, GCP, and DigitalOcean for real-time audio/video applications. 🏅 Certifications 🏆 AWS Certified Solutions Architect 🏆 AWS Certified Developer Associate 🏆 HashiCorp Certified: Terraform Associate 🛠️ Core Expertise ☁️ Cloud Platforms AWS, Microsoft Azure, Google Cloud Platform, DigitalOcean ☸️ Kubernetes & Containers EKS, AKS, GKE, DigitalOcean Kubernetes, ECS, Docker, Helm, Kubernetes manifests, ingress controllers, autoscaling, service mesh basics, and production cluster operations 🚀 Application Deployment & Scalability React, Node.js, Python, PHP, Laravel, FastAPI, Django, Express.js, Next.js, containerized applications, microservices, monorepos, background workers, queues, and API-based platforms 🌍 Managed Application Platforms AWS ECS, AWS EKS, Azure App Service, Azure AKS, GCP GKE, GCP Cloud Run, DigitalOcean App Platform, DigitalOcean Kubernetes 🎥 LiveKit Infrastructure LiveKit deployment, scaling, TURN/STUN setup, SSL, networking, Kubernetes deployment, cloud deployment, monitoring, and production troubleshooting on AWS, GCP, and DigitalOcean 🔐 Security & Compliance IAM, AWS Organizations, AWS SSO, GuardDuty, Security Hub, KMS, Secrets Manager, WAF, ACM, Cognito, VPC security, least-privilege access, cloud hardening, and secure infrastructure design 💰 Cloud Cost Optimization AWS cost optimization, rightsizing, Savings Plans, Reserved Instances, Spot instances, autoscaling, storage optimization, Kubernetes cost reduction, unused resource cleanup, and cloud billing review 👨‍💻 Infrastructure as Code Terraform, Ansible, CloudFormation, Kubernetes YAML, Helm charts 🔄 CI/CD & Automation GitHub Actions, GitLab CI/CD, Jenkins, CircleCI, Bitbucket Pipelines, automated deployments, rollback strategies, environment-based deployments, and release workflows 📊 Monitoring & Logging CloudWatch, CloudTrail, Prometheus, Grafana, ELK Stack, Datadog, New Relic, alerting, uptime monitoring, log aggregation, and production incident troubleshooting 📝 Scripting & Automation Bash, Python, automation scripts, deployment scripts, infrastructure automation, and operational tooling 📌 Version Control Git, GitHub, GitLab, Bitbucket 🌥️ AWS Services Expertise ✅ Compute: EC2, EKS, ECS, Lambda ✅ Storage & Databases: S3, RDS, Redshift, Neptune ✅ Networking: VPC, API Gateway, Global Accelerator, Load Balancers ✅ CDN & DNS: CloudFront, Route 53 ✅ DevOps: CodeBuild, CodePipeline, CodeDeploy ✅ Security: IAM, AWS SSO, AWS Organizations, Control Tower, GuardDuty, KMS, Cognito, Secrets Manager, Security Hub, WAF, ACM ✅ Monitoring: CloudWatch, CloudTrail ✅ Data & Analytics: Athena, QuickSight, AWS Glue ✅ Integration: API Gateway, Step Functions, EventBridge ✅ AI/ML Services: SageMaker, Amazon Lex, Rekognition, Textract, Transcribe, DevOps Guru 🤔 Why Choose Me? I bring a practical, production-focused approach to DevOps and cloud infrastructure. I do not only deploy applications; I design infrastructure that is secure, scalable, cost-effective, observable, and easy to maintain. Whether you need to migrate to Kubernetes, reduce AWS costs, secure your cloud account, deploy a scalable SaaS platform, set up LiveKit, build CI/CD pipelines, or improve production reliability, I can help you plan and implement the right solution. My focus is always on: ✅ Security ✅ Scalability ✅ High availability ✅ Cost optimization ✅ Automation ✅ Clean documentation ✅ Long-term maintainability Let’s work together to build cloud infrastructure that is reliable, secure, and ready to scale.

🚀 PowerShell & Python Automation Expert | Microsoft IT System Administrator (12+ years) I help businesses automate Microsoft 365, Active Directory, Exchange, SCCM, and IT processes using PowerShell and Python, saving time, reducing errors, and improving efficiency. I build custom scripts, tools, dashboards, and workflows tailored to your needs. 🔧 Core Expertise: PowerShell Automation: AD, Azure, Exchange, Office 365, SCCM, task automation, reporting, and admin tools. Python Scripting: Cross-platform automation, data integration, web scraping, and system workflows. Desktop & GUI Tools: User-friendly apps with PowerShell (WinForms/WPF) and Python (Tkinter/PyQt). End-to-End Automation: Azure Automation Runbooks, scheduled workflows, and process optimization. Active Directory & Azure Admin: User lifecycle management, Group Policy, security hardening, cloud integration. Exchange & Office 365 Support: Mailbox management, migrations, troubleshooting, mail flow analysis. Networking & Troubleshooting: Rapid resolution of connectivity, performance, and infrastructure issues. Bash & Linux Scripting: Server management and cross-platform automation. ✅ Why Clients Choose Me: 12+ years of hands-on IT & system administration experience Proven track record in PowerShell & Python automation Fast, clear communication and reliable results Focused on reducing downtime, saving costs, and streamlining operations 📩 Let’s Work Together: Whether you need automation for daily tasks, custom scripts, desktop applications, or web scraping solutions, I deliver high-quality, reliable results. Send me a message, and let’s make your IT processes more efficient and manageable.

Over 10 years in Linux Engineering and server management. I've designed and improved datacenters for high-traffic systems. I’ve served my time in fintech, healthcare, ecommerce, oil & gas : across the middle east and Europe. 𝑷𝒂𝒔𝒕 𝑻𝒐𝒑 𝒄𝒍𝒊𝒆𝒏𝒕𝒔 -- 𝖭𝖸 𝖫𝗂𝖿𝖾 𝖨𝗇𝗌𝗎𝗋𝖺𝗇𝖼𝖾, 𝖲𝖺𝗎𝖽𝗂 𝖠𝗋𝖺𝗆𝖼𝗈 & 𝖠𝗍𝖾𝗅𝗂𝖾𝗋𝗏𝗂𝗌𝗂𝗈𝗇 🔧 I do Best at: 🔹 𝐏𝐥𝐞𝐬𝐤 & 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 – From Complete server setup to resolving critical issues, be it DNS, SSLs timeouts / expiry, plugin conflicts, mail delivery issues, High TTFB & Server overload. 🔹 𝐒𝐞𝐫𝐯𝐞𝐫 𝐌𝐢𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 – Cloud Migration, Plesk Migration, cPanel, while maintaining minimal downtime. 🔹 𝐒𝐞𝐫𝐯𝐞𝐫 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 – Apache, NGINX , PHP, MySQL, PostgresSQL, MariaDB tuning providing better results. 🔹 𝐒𝐞𝐫𝐯𝐞𝐫 𝐕𝐢𝐫𝐭𝐮𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧 – Proxmox, KVM, QEMU, Cockpit-UI, EsXi, Hyper-V, Virtualizor. 🔹 𝐂𝐥𝐨𝐮𝐝𝐟𝐥𝐚𝐫𝐞 𝐇𝐚𝐧𝐝𝐥𝐢𝐧𝐠 – Configuration, DNS management, Hosting pages, Firewall & Caching 🔹 𝐖𝐞𝐛 𝐚𝐩𝐩s 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 – Fixing Slow sites & heavy queries, caching layers config: Redis, Varnish Cache, Opcache , Nginx Fastcgi, Litespeed. 🔹 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐓𝐮𝐧𝐢𝐧𝐠 – MySQL Query improvements, indexing database to optimize applications speed and reliability. 🔹 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐂𝐥𝐞𝐚𝐧𝐮𝐩 – Server Hardening, Fail2ban, Firewall (UFW, IPTables), modSecurity, imunify360, & malware cleanup, post-attack recovery. 🔹 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐒𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠 – Bash/Python scripts for repetitive tasks, performing backups, scheduling up Cron jobs & monitoring them. ♾️ 𝑫𝒆𝒗𝑶𝒑𝒔 𝑺𝒕𝒂𝒄𝒌: Docker, Kubernetes, Containerized applications, Github / Gitlab CI/CD, Deployment & Post deployment tasks. 𝐌𝐚𝐢𝐧 𝐒𝐭𝐚𝐜𝐤: Ubuntu • RHEL • Debian • Plesk • WordPress • Apache • NGINX • MySQL/MariaDB • Redis • PostgreSQL • AWS (EC2, S3, Route53) • Azure VMs • Cloudflare • Bash • Ansible • Powershell • Fail2ban • iptables • SSH Hardening • Let's Encrypt • Cron • Certbot • Varnish • LightMage 𝐂𝐲𝐛𝐞𝐫𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲 : SIEM tools - SIEMonster, Wazuh, FortiSIEM, Security onion EDR / XDR - Wazuh, Kaspersky, SentinelOne, Sophos Intercept X endpoint Forensic - Autopsy, OpenTips, Nagios , CheckMK 𝐒𝐨𝐦𝐞 𝐩𝐚𝐬𝐭 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐫𝐞𝐯𝐢𝐞𝐰𝐬: ✨✨✨✨✨ 5.0 "Sujan is quick, available, highly professional and solved all the problems and communicates perfectly. Happy to hire him again!" ✨✨✨✨✨ 5.0 "Sujan did a great job on a LAMP REST API deployment to Azure. We'd be happy to work with this freelancer again." ----------------------------------- I believe, you should get the optimal service for what's you pay for either its linux VPS or a freelancer you hired from Upwork. Let me serve my best for you !! -----------------------------------