Test Analyst Integration & Localization

Job Description: Test Analyst – Integration & Localization

Location: Bangkok, Thailand | Work Mode: 100% Onsite | Contract: 1 Year (Renewable) | Hiring:

Urgent Requirement – 1 Position

Position Overview

We are looking for an experienced Test Analyst – Integration & Localization to perform API testing, integration testing and Thai-English localization validation for Energy & Utilities applications and platforms.

The candidate will be responsible for validating end-to-end business processes, system integrations, customer communications, notifications and documents in both Thai and English. The role requires strong hands-on experience in API testing, integration testing, SQL-based data validation and localization testing.

Key Responsibilities

• Design, prepare and execute test scenarios, test cases and test scripts for API, integration and localization testing.
• Perform API testing using Postman to validate service functionality, request/response payloads, authentication, error handling and business rules.
• Validate integrations between systems such as CIS, Billing, CRM, Metering, Field Service Management, Payment and Digital Customer Platforms.
• Execute end-to-end testing of business processes, including customer onboarding, billing, payments, meter management, service requests and outage management.
• Conduct Thai and English localization validation for application screens, reports, notifications, emails, SMS messages and customer-facing documents.
• Validate translations for accuracy, cultural appropriateness, consistency and business context.
• Verify regional settings, including Thai date formats, currency formats, number formats and regulatory terminology.
• Perform SQL-based data validation and reconciliation across integrated systems.
• Analyse defects, investigate root causes, support issue resolution and validate fixes.
• Prepare test execution reports, defect summaries and release-readiness assessments.
• Collaborate with business stakeholders, developers, Business Analysts and localization teams throughout the testing lifecycle.

Mandatory Skills & Experience

• Fluent Thai and English language proficiency (reading, writing and speaking).
• Hands-on experience in API testing using Postman.
• Strong experience in Integration Testing and interface validation.
• Experience in Thai/English Localization Testing and translation validation.
• Experience validating customer documents, reports, notifications, emails and SMS communications.
• Working knowledge of SQL for backend data validation.
• Strong defect analysis, troubleshooting and defect management skills.
• Experience testing Energy & Utilities applications and business processes.
• Knowledge of customer, billing, metering, payment or service management systems within the Utilities domain.

Technical Skills

• API Testing and REST API Validation
• Integration Testing
• Postman
• SQL and Database Testing
• Thai-English Localization Testing
• Data Reconciliation and Data Validation
• Functional and Regression Testing
• Test Case Design and Execution
• Defect Analysis and Root Cause Investigation
• Jira / Azure DevOps
• Agile / Scrum Methodologies

Experience Requirements

• 5–8 years of overall software testing experience.
• 2+ years of API Testing and Integration Testing experience.
• 2+ years of Thai Localization Testing experience.
• Hands-on experience with Postman, REST APIs and SQL databases.
• Experience validating multilingual applications, customer communications, notifications, reports and documents.
• Experience in Energy & Utilities projects involving CIS, Billing, Metering, Payments, Customer Service or Digital Utility Platforms.
• Experience performing defect analysis, root cause investigation and end-to-end business process validation.
• Experience working in Agile delivery environments and supporting UAT and production releases.

Education

Bachelor's Degree in

• Computer Science
• Information Technology
• Engineering
• Linguistics
• Or a related discipline.

Employment Details

Particulars

Details

Position

Test Analyst – Integration & Localization

Number of Positions

1

Experience

5–8 Years

Location

Bangkok, Thailand

Work Arrangement

100% Onsite

Contract Duration

1 Year, Renewable