Full Stack Java Developer

Location: Ho Chi Minh City, Hồ Chí Minh [Sài Gòn], Vietnam
Job ID: R0144455
Date Posted: Sep 10, 2026
Company Name: Hitachi Digital Services Vietnam Co. Ltd
Profession (Job Category): IT, Telecom & Internet
Job Type (Experience Level): Experienced
Job Schedule: Full time
Remote: No
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Saved Job Description:
Function
Cloud & Data Engineering
Our Company
We're Hitachi Digital Services, a global digital solutions and transformation business with a bold vision of our world's potential. We're people-centric and here to power good. Every day, we future-proof urban spaces, conserve natural resources, protect rainforests, and save lives.
This is a world where innovation, technology, and deep expertise come together to take our company and customers from what's now to what's next. We make it happen through the power of acceleration.
Imagine the sheer breadth of talent it takes to bring a better tomorrow closer to today. We don't expect you to 'fit' every requirement - your life experience, character, perspective, and passion for achieving great things in the world are equally as important to us.
Job description
We are looking for a Full Stack Java Developer with 2+ years of experience in full-stack application development, strong expertise in Java, Spring Boot, Elasticsearch, AWS, and Angular, and hands-on experience leveraging AI-powered development tools and Generative AI solutions.
Key Responsibilities
Develop and maintain scalable web applications using Java/Spring Boot and Angular.
Design and implement REST APIs, GraphQL, and microservices.
Build and optimize Elasticsearch indexes, mappings, and Query DSL.
Develop cloud-native solutions on AWS (ECS, Lambda, S3, DynamoDB, API Gateway, AppSync, CloudWatch).
Integrate applications with LLM/Generative AI services such as OpenAI, Azure OpenAI, Bedrock, or Claude.
Participate in code reviews, CI/CD implementation, testing, and production support.
Required Skills
2+ years of software development experience.
Strong English communication skills.
Strong proficiency in:
Java, Spring Boot
REST API, SQL/Database
Elasticsearch (Index, Mapping, Query DSL, Java Integration)
Angular (preferred), React, or [protected info]
AWS Cloud Services
Experience with Git, CI/CD, automated testing, and Agile development.
Hands-on use of GitHub Copilot, Cursor, ChatGPT, Claude, or similar AI coding assistants.
Experience with AI-enabled applications, RAG, or LLM integrations.
Knowledge of Terraform, AWS CDK, CloudFormation, Docker, and Kubernetes.
AWS certification
About us
We're a global, team of innovators. Together, we harness engineering excellence and passion to co-create meaningful solutions to complex challenges. We turn organizations into data-driven leaders that can make a positive impact on their industries and society. If you believe that innovation can bring a better tomorrow closer to today, this is the place for you.
Fostering innovation through diverse perspectives
Hitachi is a global company operating across a wide range of industries and regions. One of the things that sets Hitachi apart is the diversity of our business and people, which drives our innovation and growth.
We are committed to building an inclusive culture based on mutual respect and merit-based systems. We believe that when people feel valued, heard, and safe to express themselves, they do their best work.
How we look after you
We help take care of your today and tomorrow with industry-leading benefits, support, and services that look after your holistic health and wellbeing. We're also champions of life balance and offer flexible arrangements that work for you (role and location dependent). We're always looking for new ways of working that bring out our best, which leads to unexpected ideas. So here, you'll experience a sense of belonging, and discover autonomy, freedom, and ownership as you work alongside talented people you enjoy sharing knowledge with.
We're proud to say we're an equal opportunity employer and welcome all applicants for employment without attention to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran, age, disability status or any other protected characteristic. Should you need reasonable accommodations during the recruitment process, please let us know so that we can do our best to set you up for success.
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