Senior NativeScript Engineer (Part - time)

Job Description

About Valor
Valor is an international IT company specializing in software development, consulting, and support of modern technology solutions.

As we continue to grow, we’re looking for a skilled NativeScript Engineer to take on a part-time role (approx. 5–15 hours once in 2–3 months).

Location - Europe, Latam

What You'll Do:

• Support NativeScript controls in Formcell/SectionedTable containers – allow MDK developers to use any NativeScript controls in MDK apps

• Support Custom Control – a simple way for MDK developers to use their own native controls/components in Formcell/SectionedTable containers

• Identify and resolve memory leak issues in iOS/Android MDK Runtime

• Improve async handling by replacing setTimeout with native-layer callbacks

• Upgrade MDK Runtime to Webpack 5 for better efficiency and performance

• Refactor requiring and packaging logic to support ESM instead of CommonJS

Nice to have:

• Experience with hybrid mobile runtimes

• Familiarity with Webpack, Rspack, or other bundlers

• Understanding of mobile memory profiling/debugging

• Experience with MDK or enterprise runtime components

• Knowledge of JavaScript module systems (CJS, ESM)

Requirements:

• 5+ years of experience in JavaScript/TypeScript development

• Solid understanding of mobile architecture and bundling

• Strong problem-solving skills, code quality mindset, and ability to work independently

• Good written and verbal communication in English

What We Offer:

• Part-time remote role (5–15 hours every 2–3 months)

• Competitive hourly rate via B2B contract

• Flexible working hours

• Opportunity to work on runtime-level improvements with impact

• Collaborative and supportive international team