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Senior Software Engineer

Responsibilities

Proactively review and improve existing frontend and backend code for performance, readability, and maintainability.
Implement and maintain containerized environments using Docker; support deployment on AWS, Google Cloud, or equivalent cloud platforms.
Apply Test-Driven Development (TDD) practices write unit, integration, and end-to-end tests to ensure code quality.
Report project updates, technical blockers, and progress to senior engineers and management in a clear and timely manner.
Explore and evaluate emerging technologies such as blockchain or AI integrations where applicable to the product.
Design, develop, and maintain full-stack web applications for Coraline using HTML5, CSS3, TypeScript, React.js, Next.js (frontend) and Node.js / Nest.js (backend).
Build and maintain RESTful APIs and integrate with third-party services and internal microservices.
Ensure pixel-perfect implementation of design systems maintaining consistency in typography, spacing, color, and component behavior across the product.
Lead, mentor, and support junior and mid-level engineers — conducting regular code reviews, pair programming sessions, and knowledge-sharing workshops.
Set and uphold engineering standards, coding conventions, and best practices across the team.
Collaborate with the Technical Product Owner to refine the backlog, break down epics into actionable tasks, and ensure team alignment on priorities.

Qualifications

Bachelor's degree or higher in Computer Science, Information Technology, Software Engineering, or a related field.
5+ years of experience in software development, with at least 1–2 years in a senior or lead capacity.
Proven experience in full-stack development and delivering production-grade web applications.
Experience working in Agile/Scrum teams with hands-on involvement in sprint planning and story estimation.
Technical Skills

- Frontend: React.js, Next.js, Redux, HTML5, CSS3, TypeScript.

- Backend: Node.js, Nest.js, RESTful API design.

- Database: MySQL, Postgresql; familiarity with NoSQL databases is a plus.

- DevOps: Docker (container management); experience with AWS or Google Cloud.

- Testing: Familiar with TDD and testing frameworks (Jest, Cypress, or equivalent).

- UX/UI Tools: Working knowledge of Figma or Adobe XD for design collaboration.

- Blockchain knowledge is a plus.

Demonstrated ability to lead and mentor a development team in a fast-paced environment.
Strong analytical and problem-solving skills with a structured approach to debugging and decision-making.
Excellent communication skills in both Thai and English — able to articulate technical concepts to non-technical stakeholders.