Senior Backend Engineer — AI‑Powered, Scalable APIs

Sea; Singapore; On-site; SGD 120,000 - 190,000; Full time

Job summary

Sea in Singapore is seeking an experienced Backend Engineer (see requirements) to own backend services and APIs end-to-end, while collaborating with product and design teams to deliver complete product experiences. You will implement AI‑powered workflows and ensure scalable, secure systems.

You will mentor peers, optimize infrastructure, and contribute to frontend changes as needed to ship features with high quality and ownership.

Qualifications

• Bachelor's degree or above in Computer Science or a related field.
• Minimum 5 years of relevant backend development experience.
• Strong CS fundamentals across data structures, algorithms, operating systems, networks, and databases.
• Hands-on full-stack (backend focused) development experience using Go or Python.
• Familiarity with RESTful API design and relational database design.
• Working knowledge of HTML, CSS, and JavaScript to contribute to user‑facing features.
• Experience using AI‑assisted development tools or evaluating and adopting new tools.
• Experience in web security and designing or developing large‑scale distributed systems is preferred.
• Knowledge of React, Angular, Vue and deep web performance is preferred.

Responsibilities

• , Own backend services and APIs from design through production, contributing to frontend changes when needed.
• Translate stakeholder needs into robust technical solutions and AI‑powered workflows.
• Develop and integrate backend services and APIs with frontend applications.
• Leverage AI‑native engineering practices to accelerate delivery with clean, maintainable code.
• Mentor and coach junior engineers through code reviews and knowledge sharing.
• Plan and support infrastructure, deployment, and operational readiness for new features.
• Continuously improve system performance, reliability, and developer efficiency.

Skills

Backend development

CS fundamentals

Problem solving

AI‑assisted development

UI collaboration

Education

Bachelor's degree in Computer Science

Tools

Go

Python

RESTful APIs

Relational databases

Caching systems

React

Angular

Vue

Job description

Sea in Singapore is seeking an experienced Backend Engineer (see requirements) to own backend services and APIs end-to-end, while collaborating with product and design teams to deliver complete product experiences. You will implement AI‑powered workflows and ensure scalable, secure systems.

You will mentor peers, optimize infrastructure, and contribute to frontend changes as needed to ship features with high quality and ownership.