Back End Developer (Based in Singapore)

Secretlab; Warszawa; On-site; PLN 150,000 - 210,000; Full time

Job summary

Secretlab is building scalable backend systems to support its globally expanding gaming chair brand. The role focuses on designing and maintaining production-grade services across Java 21+ and PHP 8.2+, with a strong emphasis on event-driven architectures and dual-persistence strategies.

You will work across teams including Marketing, Operations, and Logistics to gather requirements and implement robust, secure solutions that scale with our international audience.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related technical field or equivalent experience.
• 4+ years of professional backend development experience.
• 2+ years of hands-on experience with event-driven architectures (EDA).
• Experience with Dual-Persistence strategies (SQL + NoSQL).
• Security-first coding with OWASP principles and encryption awareness.
• Strong collaboration across teams and polyglot portability between Java and PHP.

Responsibilities

• Design hybrid schemas leveraging SQL and NoSQL for scale and integrity.
• Design decoupled microservices using event-driven patterns.
• Own lifecycle of events from emission to consumption with zero data loss.
• Develop and maintain core services across Java and PHP ecosystems.
• Build secure, scalable infrastructure with well-documented code.
• Collaborate with Marketing, Operations, and Logistics to gather requirements.

Skills

Backend development

Event-driven architectures

Java

PHP

SQL/NoSQL

Security best practices

Team collaboration

Polyglot programming

Education

Bachelor’s degree in Computer Science or related field

Tools

PostgreSQL/MySQL

MongoDB/DynamoDB

Kafka

RabbitMQ

AWS SQS

Redis

Memcached

Laravel Queue

Symfony Messenger

Spring Boot

Job description

Secretlab is an international gaming chair brand seating over two million users worldwide, with our key markets in the United States, Europe and Singapore, where we are headquartered. Being a digitally-native brand, we thrive in the online space—and this is where our world-class Tech team is crucial. Our Tech team is responsible for planning, developing, maintaining, and optimizing our websites. Your role will involve cross-functional collaboration with multiple departments for the development and improvement of new and existing in-house solutions to better assist them in achieving their goals. This role will be essential for Secretlab’s global audience to enjoy access to our award-winning products, as well as the collaborative work with world-renowned brands such as Game of Thrones, Batman, Cloud9 and international esports organizers Riot Games for their League of Legends global tournament.

Responsibilities

• Design hybrid schemas that leverage the strengths of both SQL (for relational integrity) and NoSQL (for scale and flexibili
• ty)Design decoupled microservices using event-driven patterns (Pub/Sub, Event Sourcing, CQRS)
• Own the lifecycle of an event, from emission to consumption, ensuring zero data loss and system stabili
• ty.Develop and maintain core services across both our Java and PHP ecosyste
• ms.Build a secure and scalable infrastructure (clear, well-documented, and easy to maintain co
• de)Work cross-functionally with teams such as Marketing, Operations, and Logistics to gather requirements for designing and enhancing internal solutio

Requirements

• Bachelor’s degree in Computer Science, Software Engineering, or a related technical field. (Equivalent professional experience Will be considered for candidates with an exceptional track rec
• ord)A minimum of 4+ years of professional experience building and maintaining production-grade backend syst
• ems.At least 2 years of hands-on experience specifically managing event-driven architectures (EDA). You should have experience deploying services that handle asynchronous workflows at s
• caleDemonstrated experience managing Dual-Persistence strategies. You must show how you’ve successfully utilized both SQL (PostgreSQL/MySQL) for relational integrity and NoSQL (MongoDB/DynamoDB) for high-availability/s
• caleA "Security-First" approach to coding, with a solid grasp of OWASP principles and data encryption at rest/in tra
• nsitTeam player with the ability to thrive in a dynamic work environ
• mentPolyglot Expertise: Proven ability to switch contexts between Java 21+ and PHP 8.2+ environments. You should be comfortable navigating both ecosystems interchangea

Technical Requirements

• PHP Expertise: Modern PHP (8.3+), experience with Laravel’s Queue system or Symfony Messe
• nger.Java Mastery: Java 21+, Spring Boot 3, Virtual Threads (Project Loom), and Gra
• alVM.Experience with queue-based systems such as Apache Kafka, RabbitMQ, AWS SQSHands-on experience with MongoDB, Cassandra, or DynamoDB. You know when to trade consistency for availability and how to design schemas for horizontal s
• cale.Expert-level knowledge of PostgreSQL or MySQL. You should be comfortable with advanced indexing, query optimization and managing ACID compliance in a distributed environ
• ment.Proficient with Redis or Memcached for lightning-fast state management and as a buffer for high-volume event proces
• sing.AWS Mastery: Experience with core services including Lambda (for event-driven functions), EC2, RDS/Aurora, an

Bonuses

• Experience working in the e-commerce sector, knowledge with payment gateway, fraud management, fulfi