Senior Systems Developer (Fullstack) - Call Center

Description

Job Summary: This role involves developing and maintaining robust web applications and APIs, optimizing databases, and integrating external systems to contribute to the company's technological evolution. Key Highlights: 1. Develop robust web applications and APIs using Next.js and Node.js. 2. Optimize MongoDB, MySQL, and SQL Server databases. 3. Participate in technical and architectural decision-making. **Who We Are?** At Âncora, we drive personal achievements, professional growth, and dream fulfillment — always striving to help and innovate while prioritizing the core values embedded in our culture: ethics, evolution, and empathy. **Your Challenges:** * Develop and maintain web applications using **Next.js (Pages Router)** and **React**, with a focus on performance, stability, and user experience. * Build robust APIs using **Next.js API Routes/Handlers**, ensuring organization, security, and scalability. * Work daily with **MongoDB**, **MySQL**, and **SQL Server**, writing efficient queries, pipelines, aggregations, and advanced optimizations. * Develop integrations with external services (payments, ERPs, commercial partners, internal automations, and legacy systems). * Implement backend logic with **Node.js**, adhering to architectural patterns, data validation, and performance best practices. * Participate in technical and architectural decisions to help evolve Âncora’s systems. * Monitor and optimize production applications, resolving performance issues and ensuring stability. * Contribute to code reviews, coding standards, and development best practices. **What We’re Looking For?** Solid experience with: * JavaScript and TypeScript. * Next.js (Pages Router) and React (hooks, SSR, SSG, rendering optimization). * Node.js using Next.js API Routes. * MongoDB (aggregations, indexes, performance, Atlas Search). * SQL: MySQL — relational modeling, joins, indexes, EXPLAIN, stored procedures; SQL Server — procedures, views, complex joins, optimized queries. * Git, version control best practices, and collaborative development. Important Differentiators: * Experience integrating external services via REST, webhooks, and third-party APIs. * Knowledge of MongoDB Atlas Search (text and vector search). * Experience with Tailwind and UI libraries such as Radix UI. * Experience with Docker and deployment on platforms like Railway, Render, Coolify, Hetzner, AWS, and Heroku. * Familiarity with Kanban and iterative development. **What We Offer?** * Fixed salary \+ bonus. Join one of the best companies to work for! **\#VenhaSerÂncora**