Senior Javascript Developer

2 weeks ago

Bucharest, Bucureşti, Romania YOPESO Full time 40,000 - 80,000 per year

Yopeso has been developing a diverse range of software products, from large-scale applications to smaller solutions, for 20 years. With a growing team of over 300 employees across five locations, we are dedicated to fostering a culture of growth, transparency, and professionalism.

At Yopeso, we value authenticity, curiosity, and ambition. These values drive us to build strong connections within our community and with our partners, ensuring trust, integrity, and transparency in all our business practices. We strive to maintain the highest professional standards and continuously challenge ourselves to develop high-quality, high-performance, and secure software solutions.

Our approach is rooted in efficient collaboration among passionate professionals working in agile teams. Guided by curiosity and ambition, we strive to create products that are meaningful and impactful, while remaining true to our authentic selves.

What we offer:

  • Competitive remuneration
  • Remote work
  • 24 days off per year and floating days
  • Private clinic health services Regina Maria Medical Insurance
  • Flexible benefits through Up multibenefits platform
  • Referral bonus scheme
  • Team events, online or at the office
  • Training and development opportunities with allocated budget
  • Professional Certifications
  • Knowledge sharing context

We're looking for a JavaScript developer to work with a desktop application that supports runtime execution of .js hook files inside an embedded JavaScript engine, enabling customization via exposed APIs.

Responsibilities

  • Write vanilla JavaScript hook scripts
  • Use exposed APIs (e.g. Sheet, Table, Utils) to manipulate views, tables, and user actions
  • Implement custom behaviour triggered by app events (e.g. on load, manual, etc.)
  • Read and adapt from existing hook files to create new functionality

Requirements

  • Strong JavaScript knowledge (ES6+)
  • Experience writing modular JavaScript with CommonJS syntax
  • Ability to work in a non-browser environment
  • Understanding of working with exposed APIs or event-driven scripting
  • Familiarity with different data formats, primarily JSON/XML
  • Experience with and running JavaScript in embedded runtimes
  • Experience with GIT version control
  • Fluent in English

Nice to have

  • Testing experience with frameworks like Mocha or Jest
  • Knowledge of backend programming languages such as C++, C#, and Java
  • Experience in agile software development methodologies
  • Knowledge of Squish
  • Basic domain knowledge of HVDC (HGÜ) and FACTS station types

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