Nationality Preference : Arab

WORK Location Qatar

Role Overview

We are looking for a hands-on Senior Consultant- WSO2/Java to lead the design, development, testing, deployment, and support of WSO2-based integration solutions.

The person will work closely with business teams, customers, architects, QA, and developers to understand requirements, design integration solutions, guide development, lead UAT, and support production issues.

Key Responsibilities

• Understand business and functional requirements and clarify any gaps before development.
• Design integration solutions using WSO2 Micro Integrator (MI) and WSO2 API Manager.
• Prepare and maintain HLD, LLD, interface specifications, flow diagrams, and technical documentation.
• Develop WSO2 APIs, sequences, endpoints, data services, and other integration components.
• Design REST/JSON, SOAP/XML and asynchronous messaging integrations.
• Implement routing, transformation, validation, error handling, retry, logging, auditing and message tracking.
• Work with databases and implement data-service integrations.
• Review code and ensure coding, security and reusability standards are followed.
• Guide and mentor integration developers and support technical task allocation.
• Manage Git, Maven, CI/CD and deployment across DEV, SIT, UAT and PROD.
• Prepare and lead UAT activities with business users and customers.
• Analyse UAT and production issues, identify root causes and coordinate fixes.
• Lead L3 production support, including message tracing, queue investigation and failed-message recovery.
• Support release planning, deployment and post-deployment verification.
• Participate in customer meetings, design discussions, defect calls and technical presentations.
• Provide technical estimates and inputs for change requests and proposals.

Mandatory Skills

• 7+ years of hands-on experience with WSO2 Enterprise Integrator / Micro Integrator, preferably MI 4.x.
• Arabic language skills.
• Strong knowledge of WSO2 Synapse mediation and commonly used mediators.
• Good experience with:
  • WSO2 Micro Integrator
  • WSO2 API Manager
  • WSO2 Data Services
  • REST / JSON
  • SOAP / XML / XPath
  • RabbitMQ, Kafka, JMS or similar messaging platforms
• Experience with API security including OAuth2, JWT, mTLS, certificates and keystores.
• Good understanding of SQL and relational databases such as Oracle, PostgreSQL or MS SQL Server.
• Experience with Git, Maven and CI/CD tools such as Azure DevOps, Jenkins or GitLab.
• Good understanding of integration patterns, asynchronous processing, retry, error handling and idempotency.
• Experience preparing HLD/LLD and technical documentation.
• Experience leading UAT with business/customer teams.
• Experience in code review, mentoring and leading a small technical team.
• Good communication and customer-facing skills.

Good to Have

• WSO2 certification.
• Experience with multi-tenant or multi-consumer platforms.
• Experience with ELK/EFK, Prometheus/Grafana or APM tools.
• Experience with IBM ACE/API Connect, Azure Integration Services or Kong API
• Experience in regulated or government environments.

Qualification

• Bachelor’s degree in Computer Science, Software Engineering, IT or a related field.
• Relevant WSO2, cloud or integration certifications are an advantage.

Key Expectations

The candidate should be hands-on, technically strong and capable of taking ownership of an integration requirement from requirement analysis → design → development → UAT → production deployment → L3 support.

Strong problem-solving, ownership, communication and customer-facing skills are essential.