Fullstack Developer (Golang, React Js) - English Speaker

Sigmatech · IT Consulting & Digital Transformation · IT Staffing & Staff Augmentation · Go · JavaScript · TypeScript · 6 days ago
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Salary
$7.4k – $8.2k per year (gross)
Location
In office (Jakarta)
Seniority
Middle · 3+ years exp
Employment
Contractor

First seen by Alion on Oct 28, 2026.

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Sigmatech

Sigmatech is an Indonesian IT services and consulting company that supplies software engineers, cloud engineers, quality assurance specialists and business analysts to clients including banks. Its job ads cover Salesforce, Azure and web development roles, many requiring English-speaking staff. The company is based in Jakarta, Indonesia.
sigmatech.co.id · HQ: Jakarta, Indonesia · IT Consulting & Digital Transformation · IT Staffing & Staff Augmentation
Tech stack of Sigmatech

Requirements:

• Go

• ReactJs/NextJs

• Typescript

• Bachelor Degree

• Experience: Min 3 years

Jobdesc:

● Design and enhance cutting edge services in GO language setting a high standard for availability, scalability, latency, and efficiency of Grab's range of products 

● Build and deploy performant modern web applications in React, Redux, Webpack, ES6, and Flow 

● Work with the engineering team to explore and create new design/architectures geared towards scale and performance 

● Participate in code and design reviews to maintain our high development standards

● Engage in service capacity and demand planning, software performance analysis, tuning, and optimization

● Collaborate with product and experience teams to define and prototype feature specifications

● Work closely with infrastructure team in building and scaling back-end services as well as performing root cause analysis investigations

● Design, build, analyze and fix large-scale systems

● Learn full-stack performance tuning and optimization

● Debug and modify complex, production software that serve millions of users in Southeast Asia 

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