Senior JavaScript Engineer (iGaming)

TL;DR

Senior JavaScript Engineer (iGaming): Building and optimizing modern solutions for a sports betting content management system with an accent on code quality standards, technical assessment of business requirements, and software design. Focus on creating and reviewing software feature design documents and proactive communication with team members and client.

Location: Remote from Poland

Company

hirify.global is a custom product engineering company providing technology solutions for multinational organizations and scaling startups.

What you will do

• Communicate proactively with team members and clients.
• Create and maintain modern solutions according to unit standards.
• Follow and improve code quality standards.
• Perform technical assessment of business requirements.
• Create and review software feature design documents.

Requirements

• Strong understanding of design patterns and development principles.
• Proficiency in HTML/CSS, JavaScript/TypeScript (Core, performance, security).
• Experience with React (JSX, virtual DOM, hooks, state management).
• Knowledge of testing approaches, types, and tooling.
• Understanding and usage of CI/CD and authorization (JWT).
• Familiarity with Git branching strategies and Agile principles.
• English: Upper-Intermediate (B2) required.

Nice to have

• Experience with other modern frameworks (Angular, Vue, ReactNative).
• Knowledge of Micro-frontends and Cloud platforms.
• Experience with code quality tools (Sonarqube) and CI/CD setup (Docker, GitlabCI, CircleCI).
• Familiarity with UX concepts such as Information Architecture.

Culture & Benefits

• Work alongside top professionals in a friendly, open-door environment.
• Opportunity to work on large-scale projects with global impact.
• Access to internal events, Udemy, language courses, and company-paid certifications.
• Internal mobility options to explore diverse domains.
• Full remote working possibilities.
• Company-paid medical insurance, mental health support, and financial & legal consultations.