Java Developer (REMOTE)

VMO - a proud member of the ALTEN Group, a global leader in engineering and IT services with over 60,000 employees worldwide.
At VMO, we partner with clients across Asia, the Americas, and Europe, delivering software development and digital transformation solutions that drive real impact on businesses and society.
From day one, our vision has been to build more than just a technology company – we aim to create a place where forward thinkers can thrive, innovate, and make a difference. At VMO, local talent connects with global opportunities. We are home to innovators, dreamers, and doers - and we are always looking for passionate people to join us and shape the future together.
Key Responsibilities
- Architecture & Development : Design, build, and operate resilient Spring Boot microservices
powering distributed job orchestration and data ingestion.
- Event Streaming: Manage message broker pipelines, ensuring idempotency, strict ordering,
retries, and backpressure handling.
- Data Pipelines & Storage: Optimize indexing throughput performance across document and
search stores (MongoDB, OpenSearch/Elasticsearch).
- Distributed Scheduling : Build and scale distributed workload schedulers deployed on
Kubernetes.
- Engineering Standards: Design reviews, enforce comprehensive automated testing
(unit/integration), and maintain robust security practices.
Key Skills & Experience
• 5+ years of backend engineering experience with deep expertise in Java 17+ and Spring
Boot 3.
• Distributed Messaging Production experience with message brokers (Kafka preferred;
RabbitMQ, Pulsar, or SQS).
• Concurrency & Asynchronous Systems: Strong command of thread management, non-
blocking I/O, async execution models, and associated failure modes.
• Databases: Practical experience with NoSQL document or search databases (MongoDB,
OpenSearch/Elasticsearch, DynamoDB)Build Tools & Containerization
• Build Tools & Containerization: Proficiency with Docker containerization and multi-module
Maven or Gradle build systems.
• Testing & Observability: Rigorous approach to automated testing (JUnit 5, Testcontainers)
and root-cause analysis via distributed logs, metrics, and traces.
• Technical Communication: Ability to write clear design proposals, architecture
specifications, and code review feedback.
Nice to Have
• Operational knowledge of Kubernetes (pod lifecycles, workload debugging, or client libraries).
• Implementation of resilience patterns (Resilience4j, circuit breakers, rate limiting).
• Experience packaging and distributing standalone JVM CLI applications or worker binaries.
• Schema-driven development (OpenAPI, JSON Schema, Protobuf/Avro).
• Exposure to cloud infrastructure (AWS/Azure) and CI/CD automation.
• Polyglot familiarity (Go, TypeScript, Rust).
Professional Attributes
• Proactive Ownership Honest scoping, early risk escalation, and end-to-end delivery accountability.
• Architectural Clarity: Commitment to leaving systems and documentation more maintainable over time.
• Technical Rigor: Active clarification of ambiguous requirements and constructive participation in design reviews.
OPPORTUNITIES AND CHALLENGES:
● Opportunity to work in a professional, modern and energizing setting.
● Challenging projects, possibilities, cutting-edge technology, and problems.
● An open and dynamic working atmosphere that promotes the interchange of ideas, while also empowering you to work and create in your own style. Each employee's talent and accomplishments are valued, and outstanding employees are recognized and rewarded on a yearly basis.
● Opportunities for capacity development, as well as assistance with professional certification expenses, are available to those who work in the field (1 million - 5 million).
● Some advanced certifications will cover the full cost of studying and taking the exam.
ATTRACTIVE REWARDING POLICY AND WORK-LIFE BALANCE:
● Review salary 1-2 times/year, with the possibility of an unexpected salary rise based on capacity an infinite number of times per year
● Policy for 13th-Month Salary Bonus and Holiday Bonuses According to Company Regulations.
● Holiday travel mode, team building,...
● Full participation in social insurance, as well as a yearly health checkup at a reputable hospital.
● Comprehensive visit policy for personnel and relatives: birthday, marriage, childbirth, illness, etc.
● The football club, cycling car, badminton, ... are just a few of the sports and cultural activities available.
● Allowance for classes and training awards: Learning Star of the Month,
● A chance to be the face of the year's study, the royalties…
APPLY FOR POSITION
● Send your CV to: hoantm@vmogroup.com (Ms. Minh Hoa)
● Telegram: @minhhoami
● Address: IDMC Ton That Thuyet, Cau Giay, Hanoi
● Working time: 8.30 am – 5.30 pm from Monday to Friday.
NOTE:
Fulltime Office/ Fulltime Remote (Bắt buộc Ký HĐLĐ)
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Work arrangement
Yes