Senior System Analyst

Become a part of Thailand’s no.1 Digital Service Provider, Who strives to provide best services that help people fulfil their dreams.

We are looking for potential candidates who are eager to learn and grow to join our young talent team.

Job Posting Location

Job Summary

Job Description

Analytical and Problem-Solving Skills

• Ability to analyze business requirements, system behavior, production data, and Jira issues to identify root causes and propose solutions.
• Ability to assess data and system impacts across frontend, backend, and configuration layers.
• Ability to investigate integration issues between frontend and backend systems and coordinate with developers to ensure resolution.
• Strong logical thinking, attention to detail, and problem-solving skills.

Project Coordination and Delivery

• Ability to prepare task lists, track issue resolution, and coordinate hotfix and release activities.
• Understanding of deployment processes across SIT, UAT, and Production environments.
• Ability to coordinate development tasks, monitor progress, and follow up with internal teams and external partners.
• Ability to support release readiness, deployment coordination, and production issue management.

Communication and Collaboration

• Ability to translate business requirements and workflows into clear functional and technical specifications for development teams.
• Ability to communicate effectively with product owners, business stakeholders, system analysts, developers, QA engineers, UI/UX designers, and integration partners.
• Ability to coordinate cross-functional teams to ensure requirements are understood and implemented correctly.

Preferred Experience

• Experience working as a Systems Analyst, preferably in telecommunications, digital platforms, mobile applications, or enterprise system integration.
• Experience developing Flutter applications, with approximately four or more years of Flutter development experience preferred.
• Experience with backend technologies such as NestJS, Laravel, or similar frameworks.
• Experience working with TM Forum Open APIs, product catalogs, policy management, and API-based system integration.
• Experience analyzing end-to-end business journeys, including device purchases, package registration and changes, Mobile Number Portability (MNP), campaigns, trade-ins, after-sales care, cross-selling, and international roaming.
• Experience supporting production issue analysis, hotfix preparation, SIT/UAT testing, and production deployments.
• Experience collaborating with frontend and backend developers, QA teams, business teams, and external integration partners.
• Experience in telecommunications or mobile application projects, particularly AIS or MyAIS-related platforms, is an advantage.
• Experience developing AI-assisted tools for API catalog management, business journey documentation, change logs, and Jira issue tracking is an advantage.

Qualification

Educational Background

• Bachelor’s degree in Computer Science, Information Technology, Electrical Engineering, or a related field. A Master's degree is a plus.

Technical Skills

• Experience in requirements analysis, functional specification, and technical specification development.
• Ability to design and document frontend and backend solutions, including Flutter and NestJS.
• Proficiency in API specification, data schema design, data mapping, and system integration.
• Knowledge of integration components and technologies, including Enricher, Enterprise Service Bus (ESB), MongoDB, and Redis.
• Familiarity with TM Forum Open APIs, particularly TMF620 (Product Catalog), TMF723 (Policy Management), and TMF783.
• Proficiency in system analysis and documentation tools, including Swagger, Postman, Draw.io, Camunda, Figma, Jira, Confluence, and Git.

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