Senior Tech Lead / Solution Architect (AI)

NTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

NTT SINGAPORE PTE. LTD. is seeking a Senior Tech Lead / Solution Architect to spearhead the design and development of scalable full-stack applications and AI-powered solutions in Singapore.

You will architect frontend, backend, APIs and AWS cloud infra, and drive AI capabilities including LLMs and generative AI. You will also define technical standards, lead a team of engineers, ensure performance and security, and collaborate with business stakeholders to translate requirements into robust

Qualifications

• 8–15 years of software engineering or solution architecture experience.
• Hands-on development in the last 4–6 years.
• Proven experience designing and developing full-stack apps.
• Strong AWS hands-on across Lambda, ECS/EKS, S3, RDS or DynamoDB, API Gateway, and Bedrock.

Responsibilities

• Lead technical design, architecture and development of scalable full-stack apps and AI-powered solutions.
• Design end-to-end architecture across frontend, backend, APIs and AWS cloud infra.
• Drive AI capabilities including LLMs, generative AI, and ML models.
• Define standards, coding best practices and architectural guidelines.
• Provide technical leadership and mentorship to junior engineers.
• Oversee performance, scalability, security and reliability.
• Lead cloud architecture and CI/CD pipelines and infra automation.
• Collaborate with stakeholders to translate business needs into tech solutions.
• Remain hands-on in development, troubleshooting and implementation.

Skills

Full-stack development

AWS cloud

Python

Java

JavaScript/TypeScript

React/Angular/Vue

DevOps / CI/CD

Docker

Kubernetes

Leadership

AI/ML integration

Tools

AWS Lambda

Amazon ECS / EKS

Amazon S3

Amazon RDS / DynamoDB

API Gateway

AWS Bedrock

Job description

Senior Tech Lead / Solution Architect

Key Responsibilities:

• Lead the technical design, architecture and development of scalable full-stack applications and AI-powered solutions.
• Design and implement end-to-end application architecture across frontend, backend, APIs and AWS cloud infrastructure.
• Drive the development and integration of AI capabilities, including LLMs, generative AI, machine learning models and AI-powered services.
• Define technical standards, coding best practices, development frameworks and architectural guidelines.
• Provide technical leadership, guidance and mentorship to junior engineers.
• Oversee application performance, scalability, security and reliability.
• Lead cloud architecture and deployment strategies, including CI/CD pipelines and infrastructure automation.
• Collaborate with business stakeholders and cross-functional teams to translate business requirements into technical solutions.
• Remain hands‑on in software development, troubleshooting and solution implementation.

Requirements:

• 8-15 years of experience in software engineering, application development or solution architecture.
• Strong hands‑on development experience within the last 4-6 years.
• Proven experience in designing and developing full-stack applications.
• Strong hands‑on experience with AWS services such as:
  • AWS Lambda
  • Amazon ECS / EKS
  • Amazon S3
  • Amazon RDS / DynamoDB
  • API Gateway
  • AWS Bedrock (preferred)
• Strong programming experience in one or more languages such as Python, Java, JavaScript / TypeScript or Node.js.
• Experience with modern frontend frameworks such as React, Angular or Vue.js.
• Experience developing and integrating AI applications, particularly LLM-based applications, Generative AI or machine learning solutions.
• Strong understanding of REST APIs, microservices architecture, databases and cloud-native application development.
• Experience with DevOps practices, CI/CD, Docker and Kubernetes.
• Strong problem‑solving, communication and technical leadership skills.