Senior Java Backend Developer

JOB DESCRIPTION

Involved in all phases of software engineering, from inception to coding, testing, delivery and operation.
Develop high quality code that follows best practices and clean code principles.
Advocate for improvements to product quality, security and performance.
Collaborate with other engineers or team members on various layers of the infrastructure, in order to design and launch new features.
As an experienced engineer, interact with the client in order to understand and characterize their needs and advise them if necessary.

JOB REQUIREMENT

At least 5+ years experience in Java
Good understanding of HTTP protocol
Experience with Spring Framework and SpringBoot
Working experience with build automation tools like Maven
Working experience with automated unit and integration testing (Junit, Mockito, Sinon, Jest, Mockery)
Working experience with databases
Working experience with version control (GIT and version control repositories as GitHub would be a plus)
Familiar with microservices architecture style and concepts such as domain-driven design
Familiar with Linux and virtualization, preferable Docker
Familiar with continuous integration tools
Have experience/knowledge of microservices and Docker container technology managed with Kubernetes
Strong communication abilities: being comfortable with collaboration, open communication and reaching across functional borders
Mindset/Ways of working: have a systematic problem solving approach, coupled with a strong sense of ownership and drive.
Focused on lowering the meantime between having ideas and making stuff happen
Agility: being familiar with Agile and Lean methodologies
Role Specific Skills:
Communication: You convey or share ideas, feelings and information effectively using the most appropriate methods, tools and channels for the respective audience.
Coding: You understand, write and read codes and apply best practices in coding and security. 
Self-organization: You organize your own work effectively by setting goals and planning your activities. 
Analytical Thinking: You align appropriate solutions to issues by evaluating gathered information by considering their urgency and importance. 
Testing Process: You are able to conduct test estimations, metrics, business value of testing, test prioritisation, defect reporting and lifecycle 

WHAT'S ON OFFER

Our Values:
Respect: You respect individuals and mutual ideas, and appreciate each contribution. Furthermore, you can admit mistakes in order to learn and grow
Pragmatism: You strive for simple and effective solutions and processes, get things done by taking calculated risks rather than doing it perfectly, and continuously run experiments and making data-driven decisions to maximize the value.
Ownership: You love to take the initiative and moving things forward. Furthermore, you hold yourself accountable for the outcomes and empower yourself to make decisions.
Passion: You are passionate about solving our customer's problems, have an inspirational attitude and are enthusiastic. And you strive for the highest standards and continuously improvement.
Our general Benefits:
We are currently defining our company benefits for Vietnam - so it is work in process! Please share your ideas and knowledge about the market and support us, in defining these, too!
Work-Life Balance: flexible working hours, 22 days of vacation
Personal growth: a comprehensive further training offer over our House of Learning as well as individual development opportunities.
Have we aroused your interest? Then we are looking forward to your online application. Our Client is an Equal Opportunity Employer. We offer all qualified applicants full equal opportunities.

CONTACT

PEGASI – IT Recruitment Consultancy | Email: recruit@pegasi.com.vn | Tel: +84 28 3622 8666
We are PEGASI – IT Recruitment Consultancy in Vietnam. If you are looking for new opportunity for your career path, kindly visit our website www.pegasi.com.vn for your reference. Thank you!

Job Summary

Company Type:

Product

Technical Skills:

Java

Location:

Ho Chi Minh - Viet Nam

Working Policy:

Salary:

$ 3,000 - $ 4,000

Job ID:

J00935

Status:

Close

Related Job:

Technical Lead

Ho Chi Minh - Viet Nam


Product

  • NodeJS
  • Python

Leading the backend development team, providing technical direction, mentorship, and best practices. Designing and implementing scalable, secure, and high-performance microservices-based architectures. Architecting and implementing agentic AI workflows and RAG (Retrieval-Augmented Generation) systems for personalized user interactions and automated coaching features. Overseeing data pipelines and infrastructure required for real-time AI model inference within a microservices-based environment. Collaborating with stakeholders to align on requirements and delivery timelines. Optimizing application performance, monitoring system reliability, and proactively troubleshooting issues. Advocating for CI/CD pipelines, automated testing, and robust version control strategies. Documenting key architectural decisions, APIs, and processes for internal use.

Negotiation

View details

Chief Technology Officer

Ha Noi - Viet Nam


Product

  • Cloud
  • Backend

Planning & designing overall system architecture: Creating a Technology Roadmap for a Game Server system with high concurrency and low latency for global players. Cost optimization: Deciding on the strategy for using Cloud infrastructure (AWS, GCP, Azure) or Hybrid Cloud to balance performance and operational expenses. High-level consultation: Participating in the Executive Board to address the relationship between speed-to-market of features and system stability. Tech-stack selection: Evaluating and finalizing programming languages (Go, C++, Java, Node.js) and processing models (Microservices vs Monolith) suitable for the complex logic of the game. Scalability solution: Directing the development of Auto-scaling, Load Balancing mechanisms, and managing Player State on large clusters. Data management: Designing Database structure (SQL/NoSQL) and Cache system (Redis, Memcached) to handle billions of queries daily without congestion. Ensuring Uptime: Building real-time monitoring and alerting systems to maintain 99.99% Availability. Network security: Implementing solutions to combat DDoS attacks, game fraud (Anti-cheat), and comprehensive user data security. Infrastructure & CI/CD: Standardizing automatic deployment processes to ensure game updates (Hotfix/Update) do not disrupt players. Deployment strategy & Optimization: Developing plans to optimize Cloud Services costs (AWS/GCP/Azure), evaluating the use of Spot Instances, Reserved Instances, or Private Cloud solutions to save operational budget. Meanwhile, establishing 24/7 monitoring and incident response systems.

Negotiation

View details

AI Product Builder

Ha Noi - Viet Nam


Product

  • AI
  • Backend
  • Frontend
  • Devops
  • Java
  • Golang
  • Product Management

Collaborate with domain experts to develop business requirements and constraints for designing prompt AI-assisted workflows and system specifications. Utilize AI tools, no-code/low-code, and coding to rapidly prototype UI/UX mockups and foundational implementations. Test prototypes through hypothesis validation cycles and provide detailed handovers to engineering teams. Decode legacy specifications and enhance existing products with AI-assisted analysis and implementation. Constantly enhance the product team's building-tooling, templates, and practices to adapt to changes in models and platforms.

Negotiation

View details