IT Backend, IT Front end dan IT Support / IT Operations

PT. Lunexa Digital Nusantara; Jakarta Selatan; On-site; IDR 100.000.000 - 200.000.000; Full time

Job summary

A tech company in Indonesia is seeking a passionate Back End Developer to design, develop, and maintain their web applications while building high-performance systems. This role involves collaboration with cross-functional teams, integrating external systems, and ensuring system reliability. The ideal candidate should have experience with PHP and NodeJS frameworks, strong understanding of object-oriented programming, and be detail-oriented. Fresh graduates are encouraged to apply.

Qualifications

• Experience with PHP (Laravel / Lumen), NodeJS (NestJS / ExpressJS / FastifyJS / HapiJS).
• Familiar with Agile methodologies and CI/CD pipelines.
• Strong problem-solving abilities and a collaborative mindset.

Responsibilities

• Design, develop, and maintain web applications, both backend and frontend.
• Build and manage APIs, databases, and server-side logic for high performance.
• Integrate external systems and services through REST APIs.

Skills

PHP

NodeJS

Java

TypeScript

OOP

FP

FRP

Asynchronous programming

Multithreaded programming

SaaS architecture

RDBMS

NoSQL

REST API

Microservice architecture

Version Control (GIT)

Containerization (Docker)

Education

Senior/Vocational High School or equivalent

Tools

MySQL

PostgreSQL

MongoDB

ElasticSearch

Redis

CockroachDB

Job description

We are seeking a talented and passionate Back End Developer, Front End Developer, and IT Support / IT Operations to join our team. We are seeking a motivated and detail‑oriented software engineer. If you are passionate about building high‑performance systems and working in a collaborative environment, we encourage you to apply.

Responsibilities

• Design, develop, and maintain web applications, both backend and frontend.
• Build and manage APIs, databases, and server‑side logic for high performance and scalability.
• Develop responsive and user‑friendly interfaces using modern frontend frameworks.
• Collaborate with cross‑functional teams (Frontend, Backend, DevOps, Design, and Product) to deliver high‑quality solutions.
• Implement security best practices, authentication, and access control across systems.
• Optimize applications for speed, compatibility, and scalability.
• Integrate external systems and services through REST APIs or other protocols.
• Perform testing, debugging, and troubleshooting to ensure system reliability.
• Manage and maintain servers, networks, and IT infrastructure to ensure uptime and performance.
• Provide technical support to internal teams, resolving hardware, software, and network issues.
• Handle user account management, data backup, and system monitoring.
• Participate in CI/CD pipelines, version control (GIT), and deployment automation.
• Maintain clear documentation for systems, configurations, and operational procedures.
• Collaborate with vendors and IT service providers for procurement and maintenance.
• Ensure compliance with IT policies, data protection, and cybersecurity standards.
• Stay up to date with emerging technologies and propose improvements to enhance system performance and reliability.

IT Back End Developer Requirements

• Educational requirement: At least Senior/Vocational High School (or equivalent).
• Fresh Graduates and Entry Level applicants are encouraged to join.
• Maximum 35 years old.
• Passionate about technology and continuous learning.
• Experienced with programming languages and frameworks: PHP (Laravel / Lumen), NodeJS (NestJS / ExpressJS / FastifyJS / HapiJS), Java.
• Familiarity with TypeScript is a plus.
• Strong understanding of OOP (Object‑Oriented Programming), FP (Functional Programming), and FRP (Functional Reactive Programming).
• Experienced with Asynchronous and Multithreaded programming.
• Good understanding of SaaS or Multi‑Tenant architecture.
• Proficient in both RDBMS and NoSQL databases.
• Knowledge of AMQP, RabbitMQ, or MQTT.
• Experience with Kafka is a plus.
• Skilled in MySQL, PostgreSQL, MongoDB, ElasticSearch, and Redis.
• Experience with CockroachDB is preferred.
• Understanding of ISO8583 is an advantage.
• Familiar with REST API, RPC, and their integrations.
• Experienced in building Microservice-based systems.
• Proficient in Version Control (GIT).
• Good understanding of CI/CD pipelines.
• Experienced in Containerization (Docker / Podman).
• Strong problem‑solving and communication skills.
• Highly motivated, responsible, and detail‑oriented.
• Able to work independently and as part of a team.

IT Front End Developer Requirements

• Educational requirement: At least Senior/Vocational High School (or equivalent).
• Fresh Graduates and Entry Level applicants are encouraged to join.
• Maximum 35 years old.
• Passionate about technology and continuous learning.
• Experienced with PHP Frameworks, preferably Laravel 8.
• Proficient in HTML5 and CSS.
• Strong understanding of OOP (Object‑Oriented Programming), FP (Functional Programming), and FRP (Functional Reactive Programming).
• Familiar with Asynchronous and Multithreaded programming.
• Able to optimize applications for performance, compatibility, and scalability.
• Good understanding of SaaS or Multi‑Tenant architecture.
• Knowledge of RDBMS and NoSQL databases.
• Proficient in MySQL, PostgreSQL, MongoDB, and ElasticSearch.
• Experienced in application and system security.
• Fullstack experience is highly preferred.
• Familiar with REST API development and integration.
• Experienced in using Version Control (GIT).
• Familiar with CI/CD practices.
• Experienced in containerization using Docker or Podman.
• Strong problem‑solving and communication skills.
• Highly motivated, responsible, and detail‑oriented.
• Able to work independently and as part of a team.

IT Support / Operation Requirements

• Educational requirement: At least Senior/Vocational High School (or equivalent).
• Fresh Graduates and Entry Level applicants are encouraged to join.
• Maximum 35 years old.
• Passionate about technology and continuous learning.
• Strong understanding of Windows, macOS, and Linux operating systems.
• Knowledge of networking concepts (TCP/IP, DNS, DHCP, VPN, firewalls, routers, switches).
• Familiarity with Active Directory, Microsoft 365, and email management.
• Experience with virtualization (VMware, Hyper‑V) is a plus.
• Knowledge of basic scripting (PowerShell, Bash, or Python) is an advantage.
• Familiar with IT ticketing systems and remote support tools.
• Good understanding of data backup and recovery procedures.
• Strong problem‑solving and communication skills.
• Ability to work independently and handle multiple tasks efficiently.

How many years' experience do you have as a Backend Developer?