Ayub J.
Mentor
Rising Codementor
US$8.00
For every 15 mins
ABOUT ME
Senior Consultant
Senior Consultant
Experienced in developing cutting-edge solutions, leveraging up-to-the-minute development technologies to drive innovation and deliver exceptional results. Collaborates effectively with multi-practice teams to create impactful solutions that meet the ever-evolving needs of the industry. Committed to staying ahead of the curve, continuously seeking opportunities to enhance skills and stay updated with the latest trends in technology.
English
Islamabad (+05:00)
Joined September 2017
EXPERTISE
4 years experience
5 years experience
7 years experience
5 years experience
7 years experience
2 years experience
5 years experience
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EMPLOYMENTS
Senior Consultant
Systems Limited
2023-03-01-Present
- Delivered and supported production integrations on the WSO2 stack — API Manager, Identity Server, and Enterprise Integrator / Mic...
- Delivered and supported production integrations on the WSO2 stack — API Manager, Identity Server, and Enterprise Integrator / Micro Integrator with Integration Studio — covering API lifecycle management, gateway policies, and message mediation flows.
- Configured and maintained authentication and identity flows in WSO2 Identity Server, implementing OAuth2/OIDC and SAML-based single sign-on across applications, and automating user lifecycle management through SCIM2 provisioning.
- Designed and published APIs through WSO2 API Manager, applying gateway patterns, rate limiting, and security policies to expose backend microservices reliably and at scale.
- Built mediation and integration sequences in WSO2 EI / Micro Integrator using Integration Studio, orchestrating message transformation and routing between heterogeneous systems.
- Built and maintained backend microservices in Java with Spring Boot, exposing REST APIs that integrated cleanly with the WSO2 gateway and downstream systems.
- Provided second- and third-line support on complex production issues across the WSO2 platform, diagnosing gateway, identity, and integration faults and restoring service with minimal downtime.
- Advised on and executed in-version upgrades and configuration hardening to keep the platform stable, secure, and performant.
- Designed and optimized high-performance APIs to reduce latency across a microservices architecture, improving throughput and customer-facing API reliability.
- Streamlined high-volume data processing with Spring Batch, and tuned data access using MongoDB aggregation pipelines and indexing to improve retrieval performance at scale.
- Led JMeter-based load and scalability testing, defining performance baselines and driving enhancements that kept the platform stable under increasing traffic.
- Championed refactoring and code-review practices, and mentored junior engineers.
Java
Git
MongoDB
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Java
Git
MongoDB
PostgreSQL
Jms
WSO2
RabbitMQ
JMeter
Docker
Spring Boot
SSO
Postman
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Senior Software Engineer
Techlogix
2021-01-01-2023-02-01
- Build Docker Images and Containers for microservices developed in Java Spring boot.
- Developed REST APIs with Wso2 Enterpr...
- Build Docker Images and Containers for microservices developed in Java Spring boot.
- Developed REST APIs with Wso2 Enterprise Integrator and ensured successful deployment on Micro Integrator Server.
- Implemented backend CRUD operations, utilizing Java Persistence API and Java Spring boot for persistence and application layers.
- Enhanced application security by implementing OAuth authentication and Spring Security.
- Worked on Apache ActiveMQ for the intermodular communication.
- Handled complex Data Manipulation Language and Data Definition Language database tasks, developed SQL stored procedures, triggers and sequences.
- Developed UI using Angular 6, HTML 5, CSS 3 and Angular Material.
- Integrated Dynamic Web TWAIN, Outlook Simple Mail Transfer Protocol, SMS services such as Infobip and Twilio, Etisalat Payment Gateway and 1Bill.
- Ensured the technical feasibility of UI/UX.
- Redeveloped the legacy backend services and improve the performance by 50%.
- Trained and mentored junior developers and engineers, teaching Java /Node.js /Angular skills and working to improve overall team performance.
Java
Git
Angular
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Java
Git
Angular
PostgreSQL
GitHub
OAuth 2.0
WSO2
Docker
Spring Boot
JavaScript
Microservices
Oracle SQL
Postman
AWS
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Software Engineer
Techlogix
2018-08-01-2020-12-01
- Facilitated the data integration vertical and worked extensively on the Business Intelligence reports using Pentaho Data Integrat...
- Facilitated the data integration vertical and worked extensively on the Business Intelligence reports using Pentaho Data Integration and Pentaho Report Designer.
- Implemented business validations using JavaScript to ensure that the client’s flagship product is customized as per requirements.
- Worked with the Project Manager/ Business Analyst for designing /development of the Business Intelligence Reports (parameterized / sub reports/ crosstabs) and ensure successful deployments on Business Intelligence Server.
- Responsible for design & development of Extract, Transform, Load processes for data migration.
- Developed SQL scripts to migrate the setup configurations between Stage, Production and User Acceptance Testing instances.
- Successfully conducted numerous on-site and off-site requirements workshops with multiple stakeholders.
- Identified business process improvements and determining appropriate features required to implement.
- Reviewed project specifications and designed technology solutions that met or exceeded performance expectations.
Java
JavaScript
Microsoft SQL Server
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Java
JavaScript
Microsoft SQL Server
Pentaho Data Integration
Pentaho report design
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PROJECTS
Smiles
2023
The Smile project will deliver an innovative online grocery platform, simplifying shopping and ensuring a convenient and efficient experi...
The Smile project will deliver an innovative online grocery platform, simplifying shopping and ensuring a convenient and efficient experience for customers.
Git
MongoDB
Jms
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Git
MongoDB
Jms
WSO2
RabbitMQ
Docker
Spring Boot
Microservices
Postman
Spring Cloud
PuTTY
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LEAP
2022
This project aims to transform company registration in Pakistan, offering faster processing and enhanced user experiences. Through digita...
This project aims to transform company registration in Pakistan, offering faster processing and enhanced user experiences. Through digitalisation, it improves transparency, accessibility, and database capabilities, promoting economic growth and attracting businesses and investors.
HTML/CSS
Java
SQL
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HTML/CSS
Java
SQL
Node.js
Git
PostgreSQL
WSO2
Docker
Spring Boot
Microservices
Postman
Angular 6
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