Senior Full Stack Developer

Senior Full-Stack Developer Remote-friendly | Occasional on-site meetings (Italy) — Subject: Senior Full-Stack Developer ENGLISH VERSION Overview We are seeking a Senior Full-Stack Developer to maintain and evolve our platform, a sports betting odds comparison service. The role is split between DevOps (40%) and Frontend Development (60%), requiring strong autonomy and the ability to work independently on complex refactoring tasks. 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 DevOps (40%) AWS Infrastructure Management: Maintain and evolve AWS infrastructure using CDK (TypeScript) Manage ECS Fargate services for web server and data import processes Configure and optimize Application Load Balancers Monitor and improve VPC architecture (public/private subnets) Manage MongoDB Atlas Cluster Handle Docker image builds and deployments Implement infrastructure improvements and cost optimizations CI/CD & Deployment: Execute deployment scripts for creatives and services Manage AWS SSO authentication and profiles Monitor application health and performance Debug production issues and implement fixes Frontend Development (60%) Creative System Development: Refactor 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 delivery Landing Pages & Templates: Develop 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 generation Code Quality & Architecture: Lead refactoring initiatives to improve code maintainability Implement shared modules and DRY principles Write clean, well-documented code Create reusable components across creatives and landing pages REQUIRED TECHNICAL SKIILS Frontend: Expert-level JavaScript (ES6+), EJS templating, HTML5, CSS3/SASS Backend: Node.js, Express.js DevOps: AWS (ECS, EC2, VPC, ALB, IAM), Docker, CDK (TypeScript) Build Tools: Webpack, npm scripts Database: MongoDB (basic queries, connection management) Version Control: Git, GitHub workflows AWS Services Expertise Required: ECS Fargate, EC2, VPC, ALB, IAM, CDK Nice to have: CloudWatch, S3, CloudFront, Route53 Frontend Specialization Advanced Webpack configuration (custom loaders, plugins, optimization) CSS architecture and responsive design Cross-browser compatibility and testing Performance optimization (lazy loading, code splitting, image optimization) Understanding of advertising standards and banner development Experience 5+ years of full-stack development experience 2+ years with AWS infrastructure and CDK 3+ 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 with minimal supervision Soft Skills Autonomy: Ability to take ownership of refactoring projects and see them through Problem Solving: Strong 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 awareness Time Management: Balance between DevOps firefighting and long-term frontend improvements Nice to Have Experience 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 delivery Experience with MongoDB performance tuning Work Environment Remote-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: Senior Full-Stack Developer (DevOps + Frontend) ______________________________________________________________________ VERSIONE ITALIANA Panoramica della Posizione Cerchiamo uno Sviluppatore Full-Stack Senior per mantenere ed evolvere la nostra piattaforma, un servizio di comparazione quote per scommesse sportive. Il ruolo è suddiviso tra DevOps (40%) e Sviluppo Frontend (60%), richiedendo forte autonomia e capacità di lavorare indipendentemente su task complessi di refactoring. Contesto Aziendale La piattaforma è un'applicazione Node.js che serve quote e creatività pubblicitarie per una piattaforma di scommesse sportive, con integrazioni verso multipli clienti italiani. Responsabilità Principali DevOps (40%) Gestione Infrastruttura AWS: Mantenere ed evolvere l'infrastruttura AWS utilizzando CDK (TypeScript) Gestire servizi ECS Fargate per web server e processi di import dati Configurare e ottimizzare Application Load Balancer Monitorare e migliorare l'architettura VPC (subnet pubbliche/private) Gestire cluster MongoDB su Atlas Gestire build e deployment di immagini Docker Implementare miglioramenti infrastrutturali e ottimizzazioni di costo CI/CD & Deployment: Eseguire script di deployment per creatività e servizi Gestire autenticazione AWS SSO e profili Monitorare salute e performance dell'applicazione Debug di problemi in produzione e implementazione di fix Sviluppo Frontend (60%) Sviluppo Sistema Creatività: Refactoring 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 asset Landing Page & Template: Sviluppare 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-specific Qualità Codice & Architettura: Guidare iniziative di refactoring per migliorare manutenibilità codice Implementare moduli condivisi e principi DRY Scrivere codice pulito e ben documentato Creare componenti riutilizzabili tra creatività e landing page Competenze Tecniche Richieste Tecnologie Core: Frontend: JavaScript livello expert (ES6+), templating EJS, HTML5, CSS3/SASS Backend: Node.js, Express.js DevOps: AWS (ECS, EC2, VPC, ALB, IAM), Docker, CDK (TypeScript) Build Tools: Webpack, npm scripts Database: MongoDB (query base, gestione connessioni) Version Control: Git, workflow GitHub Esperienza Servizi AWS Richiesto: ECS Fargate, EC2, VPC, ALB, IAM, CDK Nice to have: CloudWatch, S3, CloudFront, Route53 Specializzazione Frontend Configurazione avanzata Webpack (loader custom, plugin, ottimizzazione) Architettura CSS e design responsive Compatibilità cross-browser e testing Ottimizzazione performance (lazy loading, code splitting, ottimizzazione immagini) Comprensione standard pubblicitari e sviluppo banner Esperienza Richiesta 5+ anni esperienza sviluppo full-stack 2+ anni con infrastruttura AWS e CDK 3+ anni sviluppo frontend avanzato Esperienza comprovata con sistemi build complessi (Webpack, Rollup, o simili) Esperienza con server-side rendering e templating engine Comfort nel lavorare indipendentemente con supervisione minima Soft Skills Autonomia: Capacità di prendere ownership di progetti refactoring e portarli a termine Problem Solving: Forti 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 brand Time Management: Bilanciamento tra firefighting DevOps e miglioramenti frontend long-term Nice to Have Esperienza 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 MongoDB Ambiente di Lavoro Remote-friendly con requisiti on-site occasionali Ambiente fast-paced con deployment in produzione Team collaborativo con product, design e sviluppatori backend Metodologia Lean Candidati inviando CV a: — Subject: Senior Full-Stack Developer (DevOps + Frontend)