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🏆 Top-Rated Database Architect & Multi-Cloud Specialist with 16+ Years of Experience Delivered 50+ enterprise-scale database and cloud transformation projects across telecom, government, banking, retail, and transport industries, specializing in migrations, HA/DR architectures, and performance tuning for Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Redis and Apache Cassandra. I am a seasoned Database Architect and Cloud Specialist with over 16 years of experience, delivering high-impact solutions across telecom, government, banking, transport, and retail industries. My expertise spans multi-database ecosystems (Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Redis) with a strong focus on performance tuning, HA/DR architectures, and enterprise-scale migrations. Beyond databases, I bring deep experience in multi-cloud environments (OCI, AWS, Azure, GCP) and DevOps practices, leveraging Kubernetes, Docker, Ansible, Jenkins, and CI/CD pipelines to design and automate resilient, scalable infrastructures. Over the years, I have led critical modernization projects including Oracle RAC/Data Guard, PostgreSQL Patroni clusters, MySQL InnoDB clusters, SQL Server Always-On, and GoldenGate microservices replication, all aligned with compliance, cost optimization, and business continuity. I specialize in cloud-native architectures, database modernization, and containerized deployments, ensuring secure, high-performing, and future-ready platforms for enterprises across multiple sectors. 🔹 Database Expertise High Availability & DR: Oracle RAC/Data Guard/GoldenGate, PostgreSQL Patroni/repmgr/EFM, MySQL Group Replication/ClusterSet, SQL Server Always-On, MongoDB ReplicaSets & Sharding, Redis Sentinel & Cluster. Performance Tuning: Advanced SQL optimization, query indexing, connection pooling, and OS-level tuning (CPU, memory, I/O, networking). Clickhouse DB optimization and performance tuning. Migrations: End-to-end cross-platform migrations (SQL Server → Postgres/Oracle, MySQL → Snowflake/OCI/Azure, on-prem → multi-cloud). I have hands-on experience designing and implementing Oracle Fusion API integrations using Oracle Integration Cloud (OIC), connecting Fusion Cloud with multiple external systems. My work includes building and optimizing REST and SOAP-based services, handling complex data mappings, and improving integration performance and reliability. I’ve also maintained existing integrations to ensure high availability and seamless data flow while collaborating closely with cross-functional teams to identify needs, streamline workflows, and deliver well-documented, reusable integration solutions. Automation: Backup/recovery orchestration, PITR, monitoring, and administration via shell scripts, Ansible, Jenkins, and IaC. 🔹 Cloud Architecture Certified in OCI, AWS, Azure, GCP, and Alibaba Cloud, with deep experience in hybrid & multi-cloud setups. Skilled in OCI Exadata Cloud@Customer, AWS RDS/Aurora, Azure SQL Database, Databricks, and multi-region failover. Migrated enterprise systems (DB + middleware) to cloud with zero-downtime cutovers and automated DR. 🔹 DevOps & Modern Platforms Proficient with Docker, Kubernetes, and OpenShift for containerized DB + application deployments. Extensive experience in building, optimizing, and maintaining Oracle Integration Cloud (OIC) processes, adapters, and orchestration for enterprise-scale clients. VBCS (Visual Builder Cloud Service): Skilled in designing and developing responsive, low-code applications integrated with Oracle SaaS and PaaS ecosystems. Strong background in CI/CD (Jenkins, GitLab, Ansible, Terraform). Experience securing secrets with Vault, integrating monitoring stacks (Prometheus, Grafana, ELK). 🔹 Odoo & Application Layer Odoo deployment, backend DB optimization, and module customization. Report building & tailoring business workflows for performance and usability. Tomcat, Apache, IBM WebSphere, Oracle WebLogic, and Bitnami stack administration. 🔹 Data & AI Solutions Data Engineering & Warehousing: Azure Data Factory, Databricks, Oracle OBIEE, Snowflake. AI Agent Development: Built agents for self-healing DBs, N8N automation, and natural language querying. Supabase Consultation: Connect Supabase with AI agents to simplify backend management for non-developers. Automate project provisioning, query execution, function creation, and API management. Enable natural language interaction with data, making database operations accessible to entire teams. ✅ Key Certifications: Oracle 19c OCP DBA | PostgreSQL Advanced v11 | MySQL 8.0 OCP | MongoDB Associate DBA | Redis Certified Developer | Microsoft Azure Administrator | OCI 2025 Certified Multicloud Architect | OCI GenAI | Oracle GoldenGate Implementation Specialist | WebLogic 12c OCP | YugabyteDB DBA

𝗣𝗿𝗼𝘁𝗲𝗰𝘁 𝗬𝗼𝘂𝗿 𝗪𝗲𝗯 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀, 𝗔𝗣𝗜𝘀 𝗮𝗻𝗱 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 𝗳𝗿𝗼𝗺 𝗥𝗲𝗮𝗹-𝗪𝗼𝗿𝗹𝗱 𝗔𝘁𝘁𝗮𝗰𝗸𝘀. I help organizations identify and eliminate critical security vulnerabilities through 𝗽𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹 𝗽𝗲𝗻𝗲𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝘁𝗲𝘀𝘁𝗶𝗻𝗴, 𝘃𝘂𝗹𝗻𝗲𝗿𝗮𝗯𝗶𝗹𝗶𝘁𝘆 𝗮𝘀𝘀𝗲𝘀𝘀𝗺𝗲𝗻𝘁𝘀, and 𝗦𝗢𝗖-𝗶𝗻𝗳𝗼𝗿𝗺𝗲𝗱 𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗮𝗻𝗮𝗹𝘆𝘀𝗶𝘀. With 5+ years of enterprise technical experience, including hands-on SOC operations in a telecom environment. I understand both attacker techniques and defender detection logic. This allows me to simulate realistic attack paths and deliver findings that are actionable, not theoretical. -- 𝗪𝗵𝗮𝘁 𝗜 𝗗𝗼 𝗪𝗲𝗯 & 𝗔𝗣𝗜 𝗣𝗲𝗻𝗲𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗧𝗲𝘀𝘁𝗶𝗻𝗴: I perform deep security assessments of web and mobile applications to uncover vulnerabilities such as authentication bypass, injection flaws, access control issues, and insecure file handling. You receive: - A fully structured penetration test report - Verified proof-of-concept exploitation - Risk-based prioritization (CVSS-aligned) - Developer-focused remediation steps 𝗡𝗲𝘁𝘄𝗼𝗿𝗸 & 𝗖𝗹𝗼𝘂𝗱 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆: I assess internal and external attack surfaces to identify exposed services, misconfigurations, and weak authentication paths, including cloud environments on AWS. 𝗦𝗜𝗘𝗠 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 & 𝗧𝗵𝗿𝗲𝗮𝘁 𝗗𝗲𝘁𝗲𝗰𝘁𝗶𝗼𝗻: As a working SOC analyst, I build and tune Splunk / ELK detection pipelines that improve signal-to-noise ratio and highlight real threats instead of alert fatigue. 𝗜𝗻𝗰𝗶𝗱𝗲𝗻𝘁 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲 & 𝗙𝗼𝗿𝗲𝗻𝘀𝗶𝗰𝘀: I support security incidents through log analysis, root cause investigation, and structured reporting to help teams contain breaches and understand attack timelines. -- 𝗪𝗵𝘆 𝗛𝗶𝗿𝗲 𝗠𝗲 𝗜𝗦𝗖² 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗲𝗱 (𝗖𝗖), 𝗖𝗘𝗛, 𝗮𝗻𝗱 𝗚𝗼𝗼𝗴𝗹𝗲 𝗖𝘆𝗯𝗲𝗿𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗲. I provide 𝗰𝗹𝗲𝗮𝗿 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗮𝗰𝘁𝗶𝗼𝗻𝗮𝗯𝗹𝗲 𝗿𝗲𝗽𝗼𝗿𝘁𝘀, and 𝗳𝗮𝘀𝘁 𝘁𝘂𝗿𝗻𝗮𝗿𝗼𝘂𝗻𝗱𝘀. Every engagement includes 𝗳𝗿𝗲𝗲 𝗿𝗲-𝘁𝗲𝘀𝘁𝗶𝗻𝗴 to verify that identified vulnerabilities have been successfully remediated.

Over 8 years of experience solution-oriented professional focusing on area like digital transformation, microservices, cloud, DS, ML & J2EE Development with good knowledge of Software Analysis and Design. Build core Application & Support in domain of Banking, Governments, Networks, Finance sector and Product life cycle Management System. Skills & Strengths: - JAVA / JEE / Angular / Node - Microservices - Spring Boot / Spring cloud / Netflix OSS components(Eureka, Zuul, Hystrix) - Microsoft Azure - Azure pipelines / CI/CD - DevOps, Agile (SCRUM) - SQL, NOSQL - Splunk - Dynatrace - AppDynamics - Containers Orchestration: Kubernetes, Docker Swarm, Azure CS - Oracle Flexcube Direct Banking (FCDB) - Oracle Felxcube Universal Banking (FCUB) - Oracle Financial Crime and Compliance Management (FCCM) - Angular / Node - JSF - Prime Faces - SPRING - STRUTS - HIBERNATE - Rational Developer for IBM WebSphere, - IBM WEBSPHERE SERVER - ORACLE Web Logic Server - Crystal, Reports - Jasper Reports - SOAP Services - Rest Services - Bit Bucket - Oracle, POSTGRES, MySQL, MSSQL, Mongo DB

⭐ Rising Talent ⭐ 100% Job Success ⭐ 746+ Upwork hours ⭐ 5+ Job's Successful Completed Are you looking for a reliable, skilled JAVA developer to build scalable microservices and responsive web applications? Do you need a full-stack developer who can understand your unique requirements and deliver custom solutions tailored to your business? If you are struggling to find the right resource due to time or budget constraints, you’ve come to the right place!🚀 Hi, I’m Waqas Ahmed, a Full-Stack Developer with over 15 years of experience in designing, developing, and maintaining high-quality backend systems and web-based solutions. I specialize in Java, Spring Boot, and microservices architecture, and I’ve worked across various industries to deliver robust, scalable, and efficient software solutions. 🎯My goal:🎯 💻- Provide A quality work ✅- Provide feedback and update daily 🧠- Go beyond expectation. 🚀🚀 Latest-Technology Stack: 🚀🚀 Spring Boot, Spring WebFlux, Micro Services, Lambda Expression, Stream API, Optional, Functional interface, Reactive Programming, DevOps, Jenkin Pipeline etc. Microservice: Netflix Hystrix, Spring Cloud Config, Sleuth, Zipkin, Eureka Service Discovery, Zuul API Gateway, Spring Cloud Gateway, KrakenD API Gateway etc. Containerization: Docker, Docker Swarm, Kubernetes, Helm Chart, docker-compose. DevOps: Linux Fundamentals and Scripting, Git, Bitbucket, Jenkins, Artifactory, Sonar, Ansible, Puppet, CI/CD Pipeline, Maven, Gradle. Web Services: RESTFUL web services and SOAP based web services plus Apache CXF Framework, JIBX, Apache XSD, REST Easy 3.0, JAXB. AWS Cloud: EC2, VPC (subnet,IGW,Route Table), ELB, Amazon RDS, IAM, AMI, S3. Monitoring / Logging: Kibana, Elastic Search, fluentd, Metricbeat. Search Engine Libraries: Lucene 3.5, Elastic Search JEE frameworks: Spring DI/IOC, Spring AOP, Spring Security, Spring MVC, Spring Data, Spring Batch, Spring Boot, Spring WebFlux, Struts, Hibernate, I Baits, JSF with Prime Faces, Facelets, Richfaces, JSP Template Framework, Tiles Framework, MVC, Free Marker Templates. Software Engineering: Object Oriented Analysis & Design (OOA&D), UML, Process Model (Waterfall, Agile, Scrum), Design Patterns. Data Bases: MYSQL, PostgreSQL, Oracle 11g, Mongo DB. Testing: TDD, Junit, TestNG, Mockito, Wire mock, Integration Test MOM/Streaming Platform: RabbitMQ, JMS, Apache Kafka (Consumer, Producer, Connect, Stream) APIs, Topic. Application Servers: Apache Tomcat, Oracle WebLogic 11g, 12c. Platforms: Microsoft Windows, Linux, Mac OS. Tools: Spring Tool Suite, Eclipse, IntelliJ IDEA, Bitbucket/SVN/GitHub/ Jenkins / Sonar, Enterprise Architect/ Visual Paradigm.

A seasoned Data & AI Solution Architect with over 6 years of experience delivering cutting-edge solutions in GenAI, Machine Learning, and Advanced Analytics across diverse industries, including telecom, retail, automotive, finance, and energy. I specialize in designing and implementing end-to-end data-driven solutions leveraging platforms like Databricks, AWS, Azure, and GCP, ensuring scalability, efficiency, and business impact. Key Highlights - AI Expertise: Proven success in developing AI-powered solutions, including fine-tuning LLM models (e.g., Llama-3-8B), automating workflows, and creating recommendation engines that increase customer engagement and revenue. - Generative AI: Skilled in designing and implementing Agentic AI solutions using LangGraph and Model Context Protocol (MCP), enabling AI assistants to interact with enterprise systems, APIs, databases, cloud resources, and business applications through standardized tool interfaces. Built intelligent multi-agent workflows capable of orchestrating business processes, automating decision-making, and integrating seamlessly with enterprise ecosystems. - Agentic A & MCPI: Skilled in designing and implementing Agentic AI solutions using LangGraph and Model Context Protocol (MCP), enabling AI assistants to interact with enterprise systems, APIs, databases, cloud resources, and business applications through standardized tool interfaces. - Data Engineering Excellence: Proficient in building optimized data pipelines, transforming raw data into actionable insights, and implementing Delta Lakehouse architectures to reduce costs and improve operational efficiency. - Cloud Mastery: Extensive hands-on experience in cloud environments (AWS, Azure, GCP) for deploying scalable infrastructure and integrating cloud-native AI/ML solutions. - Databricks Expertise: A Databricks-certified professional with deep expertise in Unified Analytics, Delta Live Tables, and enabling AI-driven efficiencies for large-scale enterprises. - Business Impact: Delivered measurable results, such as reducing incident handling time by 90%, increasing app engagement by 150%, and optimizing production assembly lines across 40+ plants. Certifications & Recognition - Databricks Certified (Data Engineer Professional, Machine Learning Associate, Spark Developer). - AWS Community Builder for the past 2 years, showcasing expertise and active contributions to the AI and cloud community. - 25+ certifications from Coursera in Data Science, AI, and Cloud Computing. What I Bring to the Table - A client-centric approach with a knack for understanding business challenges and aligning technical solutions to meet organizational goals. - A proven track record of leadership, having led teams of data scientists and engineers to deliver impactful projects across geographies. - Expertise in designing AI-driven systems for personalization, predictive analytics, and automation, enhancing customer experiences and driving growth.