Junior Frontend Developer

Junior Front End Developer Remote-friendly | Occasional on-site meetings (Italy) — Subject : Junior Front End Developer ENGLISH VERSION Overview We are seeking a Junior Frontend Developer to maintain and evolve our platform,a sports betting odds comparison service. About the Platform Our system is a Node.js application serving odds and advertising creatives to multiple customers within the sports betting industry. It handles high-traffic environments with continuous deployments. Key Responsibilities Frontend Development Creative System DevelopmentRefactor and maintain advertising creatives (banners, widgets) using EJS templates Implement new creative formats across multiple sports (football, tennis, basketball) Work with Webpack build system (EJS preprocessing, SASS compilation, image optimization) Ensure cross-customer compatibility with dynamic stylesheet loading Optimize creative performance and asset deliveryLanding Pages & TemplatesDevelop and maintain server-side rendered landing pages Integrate with Logix.OddsFeed API for real-time odds Implement comprehensive betting market support (1X2, Handicaps, Over / Under, BTTS, etc.) Ensure consistent UI / UX across different brands Handle Italian localization and market-specific text generationCode Quality & ArchitectureLead refactoring initiatives to improve code maintainability Implement shared modules and DRY principles Write clean, well-documented code Create reusable components across creatives and landing pagesRequired Technical SkillsFrontend : Expert-level JavaScript (ES6+), EJS templating, HTML5, CSS3 / SASS Backend : Node.js, Express.js Build Tools : Webpack, npm scripts Database : MongoDB (basic queries, connection management) Version Control : Git, GitHub workflowsFrontend SpecializationCSS architecture and responsive design Cross-browser compatibility and testing Performance optimization (lazy loading, code splitting, image optimization) Understanding of advertising standards and banner developmentExperience3+ years of advanced frontend development Proven experience with complex build systems (Webpack, Rollup, or similar) Experience with server-side rendering and templating engines Comfortable working independently and with supervisionSoft SkillsProblem Solving : Good analytical skills to debug production issues across the stack Communication : Clear technical communication in English (Italian is a plus) Attention to Detail : Pixel-perfect implementation and brand consistency awarenessNice to HaveExperience with sports betting or gambling industry Knowledge of Italian language and betting terminology Familiarity with real-time data feeds and WebSocket integrations Experience with A / B testing frameworks Understanding of CDN optimization and asset deliveryWork EnvironmentRemote-friendly setup with occasional on-site meetings. Fast-paced production environment. Collaborative and lean team structure with Product, Design, and Backend engineers. Apply by sending your CV to : — Subject : Junior FE Developer ______________________________________________________________________ VERSIONE ITALIANA Panoramica Cerchiamo uno Sviluppatore Frontend Junior per mantenere ed evolvere la nostra piattaforma,un servizio di comparazione quote per scommesse sportive. Contesto Aziendale La piattaforma è un’applicazione Node.js che fornisce quote e creatività pubblicitarie per una piattaforma di scommesse sportive, integrata con diversi clienti e API esterne ad alto traffico. Responsabilità Principali Sviluppo Frontend Sviluppo Sistema CreativitàRefactoring e manutenzione creatività pubblicitarie (banner, widget) usando template EJS Implementare nuovi formati creatività su multipli sport (calcio, tennis, basket) Lavorare con sistema build Webpack (preprocessing EJS, compilazione SASS, ottimizzazione immagini) Garantire compatibilità cross-customer con caricamento dinamico stylesheet Ottimizzare performance creatività e delivery assetLanding Page & TemplateSviluppare e mantenere landing page server-side rendered Integrare con API Logix.OddsFeed per quote real-time Implementare supporto completo mercati scommesse (1X2, Handicap, Over / Under, Goal / NoGoal, etc.) Garantire UI / UX consistente tra diversi brand Gestire localizzazione italiana e generazione testi market-specificQualità CodiceImplementare moduli condivisi e principi DRY Scrivere codice pulito e ben documentato Creare componenti riutilizzabili tra creatività e landing pageRequisiti e Competenze Tecniche Tecnologie CoreFrontend : JavaScript livello expert (ES6+), templating EJS, HTML5, CSS3 / SASS Backend : Node.js, Express.js Build Tools : Webpack, npm scripts Database : MongoDB (query base, gestione connessioni) Version Control : Git, workflow GitHubSpecializzazione FrontendArchitettura CSS e design responsive Compatibilità cross-browser e testing Ottimizzazione performance (lazy loading, code splitting, ottimizzazione immagini) Comprensione standard pubblicitari e sviluppo bannerEsperienza Richiesta3+ anni sviluppo frontend Esperienza comprovata con sistemi build complessi (Webpack, Rollup, o simili) Esperienza con server-side rendering e templating engine Comfort nel lavorare indipendentementeo con supervisione minimaSoft SkillsProblem Solving : Capacità analitiche per debug problemi produzione cross-stack Comunicazione : Comunicazione tecnica chiara in italiano e inglese Attenzione al Dettaglio : Implementazione pixel-perfect e awareness consistenza brandNice to HaveEsperienza con industria scommesse sportive o gambling Conoscenza terminologia italiana scommesse Familiarità con feed dati real-time e integrazioni WebSocket Esperienza con framework A / B testing Comprensione ottimizzazione CDN e delivery asset Esperienza con performance tuning MongoDBAmbiente di LavoroPossibilità di lavoro remoto con incontri on-site occasionali. Ambiente dinamico con deployment continui. Team collaborativo e metodologia Lean. Candidati inviando CV a : — Subject : Junior FE Developer #J-18808-Ljbffr