Senior Backend Developer (MakroPRO)

We are a dynamic e-commerce platform based in Thailand, dedicated to transforming the B2B marketplace ecosystem. Our mission is to empower businesses by delivering cutting-edge solutions across payment, cart, fulfillment, search, and recommendation domains. We are looking for a talented Senior Backend Developer to join our team remotely. If you’re passionate about modern backend technologies, scalable systems, and delivering high-quality solutions, we’d love to hear from you!

Key Responsibilities

1. Develop and maintain robust backend services using Node.js , Nest.js , Java , Spring Boot , Camel , and cloud platforms like AWS and GCP .

2. Design and build scalable, event-driven, and failure-tolerant systems.

3. Advocate for and implement best practices in DevSecOps , test-driven development (TDD) , and continuous delivery pipelines .

4. Collaborate on diverse projects in domains such as Payment , Cart , Fulfillment , Search , and Recommendation .

Optional (Nice-to-Have) ML / AI Experience

• Vector Search : Working with vector similarity search to enhance relevance.
• ML Models (XGBoost, CNNs) : Applying machine learning models for search relevance and personalization.
• LLMs & PEFT : Fine-tuning large language models using Parameter-Efficient Fine-Tuning (PEFT) .

(These skills are not mandatory but would be considered a strong plus.)

Requirements