Job Description: About C&S: Hello! We are C&S, an IT company with a 40-year presence in the market. We specialize in software development, consulting, and talent outsourcing. We prioritize quality, innovation, transparency, and collaboration among all parties. We foster relationships built on trust and honesty, and we value passion for technology. Responsibilities: Technically and strategically lead frontend solution development, ensuring code quality, scalability, and consistency across various projects. **Mandatory Skills (Non-negotiable)** +8 years of general software development experience, with a high level of seniority and technical leadership. +4 years of verifiable frontend development experience with React and Next.js. Advanced proficiency in JavaScript, TypeScript, HTML, CSS, and Material UI. Solid experience in scalable architectures, performance optimization, and development best practices. Assignment Duration: 10 months, with possibility of extension. Work Model: Hybrid (1–2 office visits per week at our CABA office). Benefits: * Salary reviews three times per year. * Free access to the Udemy platform. * Discounts at academic institutions and language courses. * Fully free online training platform with internationally recognized certification. * Hybrid and/or 100% remote positions. * Expense allowance (internet/electricity). * Extended paternity leave. * Schooling bonus for employees with minor children. * Welcome kit. * Discount voucher booklet for dining, apparel, and academically certified courses. * Birthday day off plus gift. * Social security contribution redirection. * Daycare expense reimbursement. * Referral bonus for successful candidate referrals. * Provision of work equipment.