Senior Java Developer - Event-Driven Cloud Solutions Leader

SYED TARIQ

Senior Java Developer Event-Driven Architecture & Cloud Solutions using AI-augmented development.

*********@*****.*** 408-***-**** linkedin.com/in/syed-tariq-1881692

Cupertino, CA 95014 https://github.com/syedumertariq

WORK EXPERIENCE

Quinstreet Feb. 2022 – Present

Java Developer Foster city, CA

• Engineered high-performance backend microservices for Genesys cloud contact center processing 5M+ monthly customer interactions, delivering sub-200ms response times for call handling, IVR routing, and real-time reporting for insurance clients like Allstate using Spring boot, AWS, oracle, Java 21, Kafka, MongoDB, OCP, Git Hub co-pilot with intelij. Worked with Amazon connect for POC.

• Optimized customer engagement platform by 65% through Redis caching, algorithmic improvements (using topological to verify the path) and MySQL sharding, reducing query latency from 800ms to 280ms while supporting 3x traffic growth and 75% fewer database calls. Employed Java concurrency and multi-threading.

• Architected and coded event-driven user journey orchestration using Directed Acyclic Graph (DAG) flow

patterns for multi-day campaigns, increasing conversion rates by 28% across multiple interactions.

channels using java streams, functional and multi-threaded programming.

• Delivered production-ready CQRS proof-of-concept using Akka/Pekko framework and Kafka with event sourcing, demonstrating 10x scalability for handling 10M+ daily user inquiries with 99.9% reliability

and sub-100ms latency. Vibe Coded the entire system in few days using Amazon kiro.

• Integrated Genesys Cloud dialer with Spring Boot microservices, automating 50,000+ daily

outbound calls and improving agent productivity by 40% while maintaining TCPA compliance.

• Used Amazon Kiro to generate automated API tests with curl scripts. Utilized TDD for Junit coverage.

PROTERRA INC Jun 2021 - Feb 2022

Senior Application Developer (Contractor) Burlingame, CA

• Secured API endpoints against DAST attacks (XSS) using OWASP ESAPI libraries in Spring Boot

filters, reducing security vulnerabilities by 95% and achieving compliance with security audits.

• Architected AWS-based secrets management solution using Parameter Store, API Gateway, and Lambda,

eliminating hardcoded credentials from 20+ microservices and reducing security incidents to zero

• Built vehicle telemetry data pipeline processing 100K+ daily events from S3 ingestion through

Lambda transformations into Spring Boot aggregations, supporting electric bus fleet management

for 500+ vehicles.

• Implemented DNP3 protocol integration for PG&E utility master client, enabling real-time

communication with 200+ charging stations and supporting vehicle-to-grid (V2G) power transfer

via OpenADR protocol

• Dockerized and deployed 15+ microservices to Kubernetes clusters on AWS ECS and Rancher,

achieving 99.5% uptime for mission-critical EV charging infrastructure serving 10,000+

daily charging sessions

• Created fault code monitoring system using Elasticsearch indexes, reducing vehicle downtime

by 30% through proactive maintenance alerts and real-time diagnostics

QUEST GLOBAL @ APPLE INC Mar 2019 – June 2021

Senior Application Developer Sunnyvale, CA

• Created metadata microservice managing user workspaces with complex CRUD operations on JSON

blobs in PostgreSQL, supporting 10,000+ daily active users with 99.8% availability using Java 17, spring boot and API gateways. Used JPA/hibernate annotations to persist complex forms and charts.

• Developed Python statistical analysis modules processing Spark job outputs for trend chart

visualization, reducing data processing time by 55% and enabling real-time analytics for

business intelligence

• Implemented Kafka consumers/producers for multi-datacenter event streaming.

• Deployed applications on load balancers in active-active configuration, achieving high

availability for business-critical services processing with zero downtime during deployments.

• Integrated with Apple ecosystem (IDMS, Aluminium, AlloyOps) using Spring Boot and Apache CXF.

• Dockerized microservices and deployed to Kubernetes clusters, reducing deployment time.

IBM GLOBAL SYSTEMS @ INTRIA CANADA May 2018 - Mar 2019

Application Designer/Architect Mississauga, Canada

• Led performance tuning of WebLogic J2EE applications, improving response times by 45% through

JVM optimization and G1GC garbage collector configuration

• Created cloud migration roadmap from Solaris to RHEL7 environment, reducing infrastructure

costs by 30% and improving deployment velocity.

Scotiabank Canada Jan. 2013 – Apr. 2018

Senior Software Developer Toronto, ON.

· As Senior Developer, I built real-time FIX trading integrations, automated operations, and delivered regulatory compliance projects.

o Key Results: Processed 10K+ trades daily via QuickFIX/J with 99.9% STP success and sub-100ms latency; eliminated 20+ hours monthly manual effort through automated job scheduling (85% fewer incidents, $50K annual savings); delivered 8 projects for Dodd-Frank/MiFID II compliance.

o Stack: Java, QuickFIX/J (FIX 4.4), Murex (MxML workflows), Spring, Oracle, Reuters RMDS RFA API, Crystal Reports, Cisco SysAdmiral.

· Processed 50K+ price updates/second via Reuters API; automated 15+ reporting processes reducing errors 90%.

EDUCATION

University Of Karachi Masters in Computer Science

CERTIFICATIONS, SKILLS & INTERESTS

Certifications: AWS Certified Solutions Architect

Apache Spark Development with Scala Learning Tree International

Technologies: Java 21, Spring Boot 3.x, Apache Pekko, MySQL, AWS (EC2, RDS, ALB), Terraform.

Skills Problem solving, Application architecture, Database design, Java, Spring Boot.

Interests Surfing; Hiking; Traveling; Reddit; LOTR ; MLOPS.

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