👨🏻‍💻 postech.work

Java Developer

Vortech Service Company Limited • 🌐 Remote

Remote Posted 13 hours, 34 minutes ago

Job Description

About the company:

Vortech is a leading global provider of platforms, content, and services for the online gaming industry, committed to innovation, compliance, and sustainability. Established in 2025, Vortech focuses on regulated and newly regulating markets, offering cutting-edge B2B solutions powered by proprietary technology. Our mission is to deliver a secure, engaging, and data-driven betting and gaming experience, ensuring long-term value for shareholders, partners, and customers.

Backed by decades of industry expertise, our solutions are designed to enhance user engagement while maintaining the highest standards of responsible gaming. With operations in over 40 regulated markets and a strong presence across 7 countries, Vortech is ideally positioned to capitalize on emerging opportunities in digital gaming.

Responsibilities

Design, develop, and maintain scalable backend applications using

Core Java

and

Spring Boot

frameworks.

Build and consume

RESTful APIs

and integrate with various third-party and internal systems.

Collaborate with cross-functional teams including product managers, frontend developers, DevOps, and QA engineers to deliver end-to-end solutions.

Ensure high code quality through

unit testing

,

integration testing

, and participation in

code reviews

.

Analyze system requirements and prioritize tasks based on business needs and timelines.

Optimize backend performance, memory usage, and responsiveness for high-load environments.

Follow best practices in design, development, and documentation to ensure maintainable and scalable codebases.

Troubleshoot and resolve production issues with timely root cause analysis and resolutions.

Participate in sprint planning, stand-ups, and other Agile ceremonies.

Qualifications

MUST HAVE

Experience \& Technical Skills

3+ years of professional experience in

Java backend development

, with strong skills in

Core Java (Java 8 or above)

.

Hands-on experience with

Spring Boot

,

Spring MVC

,

Spring Data

, and related frameworks.

Solid understanding of

object-oriented programming (OOP)

principles and

design patterns

.

Experience working with

relational databases

(e.g.,

PostgreSQL

,

MySQL

) and

JPA/Hibernate

.

Familiarity with

RESTful API design

,

JSON

, and HTTP protocols.

Working knowledge of

build tools

like Maven or Gradle.

Experience with

version control systems

, particularly

Git

.

Familiarity with

unit testing frameworks

such as

JUnit

,

Mockito

, or

TestNG

.

Good problem-solving and debugging skills with attention to performance and reliability.

Excellent communication skills and the ability to work effectively in a collaborative team environment.

NICE TO HAVE

Knowledge of

microservices architecture

and

containerized deployments

(Docker, Kubernetes).

Experience with

cloud platforms

such as

AWS

,

Azure

, or

GCP

.

Familiarity with

message brokers

(e.g., Kafka, RabbitMQ).

Exposure to

CI/CD pipelines

and DevOps practices.

Understanding of

security best practices

in backend development.

Security \& Best Practices

Knowledge of

game security

fundamentals and securing large-scale

web-based game systems

.

Soft Skills \& Collaboration

Ability to work

independently

or collaboratively in a

fast-paced, agile

environment.

Excellent communication skills and team collaboration mindset.

WHY YOU’LL LOVE WORKING WITH US:

A fun, creative, and flexible working environment

Premium health insurance

SHUI contributions which comply with local laws

13th month salary \& performance bonuses

15 paid annual leaves and 30 sick leaves per year

WFH 3 days/month

Team building; snack and coffee everyday

-----------------

Working location:

Duc Nhuan ward, HCMC

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