Zaeem عابد

Performed Ericsson Wallet Platform (EWP) integrations and configuration updates within approved change windows, adhering to change management protocols and maintaining 99.9%system uptime.
Designed and executed 100+ test cases, ensuring coverage for compliance scenarios (e.g., KYC, AML workflows) and reducing post-deployment issues by 90%.Led integration testing with 3+ Third Party Providers (3PPs), including payment processors andservices providers.
Coordinated UAT and SIT efforts, securing timely sign-offs from business stakeholders.
Resolved 100+ technical issues, contributing to improved platform stability and compliance withSLAs and incident response KPIs.
Scoped and delivered 50+ Change Requests (CRs) in collaboration with customer planningteams, with delivery timelines aligned to internal audit checkpoints and release compliance.
Conducted API testing using cURL and Postman across 100+ endpoints, ensuring securefinancial data handling and adherence to API versioning and authentication policies.
Troubleshot and tracked 150+ issues using JIRA, integrating compliance tags and priority levels to support traceability for internal and external audits.Acted as focal point from solutioning to deployment for features across small, medium, and large-scale FinTech projects, ensuring adherence to digital financial services standards, such as GSMA Mobile Money guidelines and local regulatory mandates.
Developed 10+ BASH scripts to automate system monitoring, configuration management, andlog handling—reducing manual tasks by 70% and increasing audit traceability.

Resolved 200+ customer issues across all domains of 3-D Secure (ACS, 3DSS, MPI, 3DS-SDK, and DS), ensuring SLA compliance and minimizing service disruption for global financial clients.
Work closely with internal teams to evaluate, test, and suggest corrections for clients' requests in line with PSD2 guidelines.
Collaborated with internal development, infrastructure, and monitoring teams to resolve customers' product-related queries and challenges efficiently.
Working with payment processors, issuers, and payment systems across the globe to implement 3D secure components for both on-prem and SaaS distributions.

Administered and maintained OpenShift Container Platform (OCP) and Kubernetes clusters for Tapestry and MyTelenorApp platforms, managing microservices across Production, UAT, and Staging environments, achieving 99.9% service availability through efficient architecture planning and deployment strategies.
Configured and optimized infrastructure and application components, including internal/external APIs, CPU, storage, and memory thresholds—via OCP console, proactively forecasting and scaling resources based on a 20-30% user growth trend to ensure uninterrupted service delivery.
Performed daily monitoring and troubleshooting using OCP, ELK stack (Elasticsearch, Logstash, Kibana), and system/application logs; resolved 95% of customer-facing issues within SLA, reduced incident response time.
Handled full lifecycle operations for source code and databases, including Git-based source code management for all major platforms, Postgres/MySQL data extraction and availability, and Linux-based deployments, streamlining release cycles and enabling faster resolution of configuration and versioning issues across cross-functional teams.

Wrote and optimized SQL scripts for data extraction, transformation, and loading (ETL) across relational databases, and collaborated with developers, analysts, and product managers to resolve incidents.
Provided technical support to internal teams and external clients, managed support team KPIs, and deployed services on Linux environments, ensuring configuration accuracy and maintaining high customer satisfaction.
Delivered end-to-end technical support, complaint resolution, and troubleshooting for clients by analyzing MySQL data, Linux logs, and application errors, resolving 99.9% of issues within SLA and generating custom SQL reports based on client needs.
Managed data center operations and system monitoring using tools like Nagios and Cacti, conducted daily health checks of physical/virtual machines, and ensured timely escalation and resolution of outages per SOP, improving system uptime and reliability.