Tahir Mehmood

Tahir Mehmood SENIOR JAVA DEVELOPER Java(OCP Certified) | Spring Boot | Microservices | Kafka | AWS | Kubernetes | Docker | CI/CD Strategic Senior Java Developer & Tech Lead with 11+ years of experience architecting and modernizing enterprise systems across immigration, healthcare, and retail sectors. Proven expertise transforming legacy monoliths into microservices and event-driven cloud architectures on AWS, achieving 99.9% uptime and 35% cost reduction . AWS Certified AI Practitioner (2025) leveraging AI-driven automation and predictive analytics to enhance system intelligence and performance. Recognized for leading cross-functional teams , mentoring developers, and delivering scalable, future-ready Java solutions that accelerate digital transformation. WORK EXPERIENCE Solution Consultant – Remote Mar 2025 – Present Domain: Healthcare & AI Integration ● Designed AI-driven healthcare automation solutions using Python (FastAPI, Django) integrated with AssemblyAI and AWS Transcribe for medical transcription and prescription automation . ● Architectured integration across EHR systems , enabling secure and unified clinician access and interoperability . ● Provided solution architecture and technical consultancy on AI adoption , cloud deployment , and EHR integration strategy , with implementation executed by partner teams. Technologies: Python, FastAPI, Django, AssemblyAI, AWS, CHATGPT, OAuth 2.0, FHIR/HL7, SSO, Docker. EMARATECH - Dubai, UAE Oct 2022 - Mar 2025 Lead Software Engineer Domain: Immigration and Border Control System ● Led modernization of immigration systems into microservices with Spring Cloud , Kafka , and ELK. ● Refactored database and system design, achieving 60% faster incident response . ● Managed and mentored a ● Enhanced observability with ELK dashboards and proactive monitoring. 10-member development team , improving delivery velocity by 30% . Technologies: Java, Spring Boot, Kafka, Docker, Oracle, Cassandra, ELK, Angular, Hibernate, Camunda, IBM ODM, CI/CD, Microservices. NISUM Technologies - Lahore, Pakistan Aug 2021 – Sep 2022 Principal Software Engineer Domain: Online Retail (GAP E-commerce Platform) ● Developed reusable Kafka + Spring Cloud Stream components, reducing integration time by 50% and improving release frequency by 25% . ● Led cross-border Agile teams ensuring 95% on-time sprint delivery . Technologies: Java, Spring Boot, Spring Cloud, Kafka, Azure Cloud, PCF, Cosmos DB, PostgreSQL, REST APIs, Eventdriven Architecture, CI/CD. Soliton Technologies - Lahore, Pakistan Apr 2019 – Jul 2021 Principal Software Engineer Domain: Healthcare (EHR, EMPI, Medical Claims, CCDI, HL7, FHIR) ● Architected Electronic Master Patient Index (EMPI) eliminating 85% duplicate records , saving ~120 staff hours weekly. ● Optimized data pipelines and auto-scaling infrastructure , reducing data loss from 30% → 3%, cutting costs by 25% , and handling 3× volume spikes. ● Developed JMX-based JVM monitoring agent integrated with ELK , reducing MTTR by 70% and ensuring 24/7 visibility. Technologies: Java, Microservices, Cassandra, SQL Server, ELK, JMX, Apache Tomcat, Spring, SonarQube. SolutionDots Systems - Lahore, Pakistan Jan 2018 – Jan 2019 Software Development Manager Domain: Healthcare, Bookkeeping, IoT, SaaS ● Delivered SaaS platform adopted by 15+ SMB clients within the first quarter, generating $120K ARR . ● Led IoT and voice-assistant platforms (Alexa & Google Home) integrating 50+ devices with 99.5% uptime and 98% user satisfaction . ● Implemented subscription billing system , reducing payment errors by 90% and improving on-time payments by 25% . Technologies: Java, Groovy, Grails, Angular, JWT, OAuth, REST, MySQL, MQTT, Amazon Alexa, Google Home, AWS NETSOL Technologies - Lahore, Pakistan Aug 2015 – Aug 2017 Senior Software Engineer Domain: Auto Financing and Leasing ● Modernized Java EE applications , reducing defect rate by 50% and boosting performance by 60%. ● Built SOAP/REST services processing 10K+ daily transactions with 99.9% reliability and optimized latency by 70% via connection pooling & load balancing. Technologies: Java, JSP, JDBC, Oracle, SQL Server, JBoss, REST/SOAP APIs, LDAP Tabaq Technologies - Lahore, Pakistan Jul 2013 – Jul 2015 Software Engineer Domain: Document Management SaaS ● Developed multi-module cloud-based document management system supporting 200+ concurrent users at 99.5% uptime . ● Reduced document processing time by 75% and report generation time from hours to minutes. ● Implemented document versioning & RESTful APIs , reducing data conflicts by 90% and increasing platform adoption by 40% . Technologies: Java, JSF, Spring, Hibernate, AWS (S3, EC2), MySQL, REST APIs EDUCATION IUB - Bahawalpur, Pakistan Master of Computer Science (MCS) – Computer Science, 2012 CERTIFICATIONS ● AWS Certified AI Practitioner (2025) – Amazon Web Services ● Oracle Certified Professional Java Developer (OCPJP) ● Oracle Certified Associate Java Developer (OCAJP) PROFESSIONAL SKILLS ● Languages & Frameworks: Java (OCP/OCA Certified), JavaScript, Python, SQL, Groovy, Spring Boot, Spring Cloud, Hibernate, Grails. ● Messaging & Integration: Apache Kafka, RabbitMQ, IBM MQ, RESTful APIs, GraphQL, WebSockets, FAST API ● Cloud & Infrastructure: AWS, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab CI, Maven, Gradle, SonarQube. ● Monitoring & Testing: ELK Stack, Splunk, NewRelic, Dynatrace, Prometheus, Grafana , JUnit, Mockito, JMeter. ● Databases: Oracle, PostgreSQL, MySQL, NoSQL (Cassandra, MongoDB, Cosmos DB) ● Architecture & Leadership: Microservices, Event-Driven Architecture, Domain-Driven Design (DDD), CQRS, Agile (Scrum, Kanban), FHIR/HL7, SSO, Cross-Functional Leadership, Technical Solution Design .