Senior Backend Engineer: Node.Js/Nestjs, Lead & Build Apps

Pt Inertia Utama (Member Of Dexa Group); Tangerang; Hybrid; IDR 350,000,000 - 550,000,000; Full time

Benefits offered by this job

Hybrid work model

Competitive salary

Health, dental, and vision insurance

Professional development opportunities

Job summary

Pt Inertia Utama (Member Of Dexa Group) in Tangerang seeks a Senior Backend Engineer with blockchain specialization to design robust APIs and scale backend systems. You will ensure performance, security, and data integrity across distributed services.

The role emphasizes building blockchain-enabled applications, collaborating with cross-functional teams, and delivering high-quality code in a hybrid work environment.

Qualifications

• 5+ years of professional backend software development experience.
• Strong proficiency in Go, Node.js, Python, or Java.
• Experience with blockchain technologies and distributed systems.
• RESTful APIs and microservices design experience.
• SQL and NoSQL databases; caching strategies knowledge.
• Familiarity with cloud platforms and containerization is a plus.

Responsibilities

• Design, develop, and maintain scalable backend services and APIs for blockchain applications.
• Implement and manage database solutions, ensuring data integrity and performance.
• Integrate backend systems with blockchain protocols and third-party services.
• Optimize application performance, reliability, and security.
• Collaborate with frontend engineers, blockchain developers, and DevOps teams to deliver seamless user experiences.
• Write clean, maintainable, and well-tested code, participating in code reviews.

Skills

5+ years backend development

Go

Node.js

Python

Java

RESTful APIs

Microservices

SQL/NoSQL

Cloud & containers

Job description

Our client is seeking a highly experienced Senior Backend Engineer with a specialization in blockchain technologies to join their team in Tangerang . This role focuses on building and scaling the backend systems that power our innovative blockchain-based products and services. You will be responsible for designing robust APIs, managing data infrastructure, and ensuring the high performance and security of our applications. This is an excellent opportunity for a seasoned backend engineer to contribute to a growing company at the forefront of technological advancement.

About the Role

Our client, a dynamic player in the Crypto & Blockchain industry, is seeking a highly experienced Senior Backend Engineer with a specialization in blockchain technologies to join their team in Tangerang . This role focuses on building and scaling the backend systems that power our innovative blockchain-based products and services. You will be responsible for designing robust APIs, managing data infrastructure, and ensuring the high performance and security of our applications. This is an excellent opportunity for a seasoned backend engineer to contribute to a growing company at the forefront of technological advancement.

Key Responsibilities

• Design, develop, and maintain scalable backend services and APIs for blockchain applications.
• Implement and manage database solutions, ensuring data integrity and performance.
• Integrate backend systems with various blockchain protocols and third‑party services.
• Optimize application performance, reliability, and security.
• Collaborate with frontend engineers, blockchain developers, and DevOps teams to deliver seamless user experiences.
• Write clean, maintainable, and well‑tested code, participating in code reviews.

Requirements

• 5+ years of professional experience in backend software development .
• Strong proficiency in backend languages such as Go, Node.js, Python, or Java.
• Experience working with blockchain technologies and understanding of their underlying principles.
• Expertise in designing and building RESTful APIs and microservices.
• Solid understanding of database technologies (SQL and NoSQL) and caching mechanisms.
• Familiarity with cloud platforms (AWS, GCP, Azure) and containerization is a plus.

Benefits

• Competitive salary and performance-based incentives.
• Hybrid work model offering a blend of office and remote work.
• Exposure to exciting projects in the blockchain and crypto space.
• Comprehensive health, dental, and vision insurance.
• Opportunities for professional development and skill enhancement.