Backend Engineer

Join to apply for the Backend Engineer role at Rocket.Chat . You will report to our Senior Engineering Manager and join the Engineering team. You can view the complete structure of our organization, including information about every team member, hiring managers and the size of each department. We’re seeking a Mid-Level Backend Engineer who thrives on building robust, high-performing systems that scale. The ideal candidate has a deep understanding of designing and implementing low-latency, high-availability applications and takes pride in writing clean, reusable, and testable code. You’ll be responsible for crafting real-time APIs, optimizing database schemas, and ensuring every feature is secure, efficient, and production-ready. Responsibilities Design and implementation of low-latency, high-availability, and performant applications. Design and implement REST and real-time API endpoints. Write reusable, testable, and efficient code. Write highly scalable, performant, and secure features. Own new features from specification to production release. Work collaboratively with other developers and product owners. Maintain code integrity and organization. Propose and drive improvements to the software proactively. Implement and manage best practices for maintaining source code repositories and branching/merging strategies for multiple codebases and applications. Qualifications & Skills Experience designing and implementing RESTful and real-time APIs. Solid understanding of database design and query optimization (MongoDB). Knowledge of scalable system architecture and performance optimization. Proficiency with version control systems (e.g., Git, GitHub, GitLab). Familiarity with unit testing, integration testing, and CI/CD pipelines. Strong understanding of security best practices for back-end development. Experience with cloud platforms (AWS). Knowledge of database (MongoDB) architecture: storage types, logs, configs, replicasets, and internal commands. Knowledge of containerization and orchestration (Docker, Kubernetes). Familiarity with event-driven architectures or message queues (Kafka, RabbitMQ). Exposure to microservices or serverless architectures. Experience with monitoring and observability tools (Prometheus, Grafana, ELK). Open Source experience or collaboration with Open Source projects is a plus. Genuine enthusiasm for what you do and how it contributes to our company's mission. Proactive in seeking opportunities and challenges to achieve extraordinary results. Take ownership of your work, set high standards, and be accountable for outcomes. Recognize the importance of trust and support and actively work towards a collaborative and inclusive workplace. Communicate openly and transparently to ensure clarity and honesty. Benefits Fully Remote & Flexible Working Hours Flexible Paid Time Off, Holidays and Vacation Company Laptop iTalki, Courses and Books Stock Options Vibrant Company Culture Employment Details Seniority level : Mid-Senior level Employment type : Full-time Job function : Engineering and Information Technology Industries : Software Development Referrals increase your chances of interviewing at Rocket.Chat by 2x. About Rocket.Chat Rocket.Chat is the world's largest open-source communications platform. Built for organizations needing more control over their communications, Rocket.Chat Secure CommsOS™ is a communication platform that unifies messaging, voice, video, AI, and mission-critical applications—ensuring uncompromising security, compliance, and operational efficiency for governments, defense, and critical infrastructure organizations operating in highly-regulated environments. Tens of millions of users in over 150 countries and organizations such as Deutsche Bahn, the U.S. Navy and Credit Suisse trust Rocket.Chat every day to keep their communications completely private and secure. As Rocket.Chat we believe in reconnecting the world, one conversation at a time See yourself in that? So apply now Check out our handbook for more information about our rocket. If you're interested in keeping up with new roles at Rocket.Chat, you can now set up custom job alerts. Just click the link, pick the types of roles you want to hear about, and get notified whenever there’s a match. #J-18808-Ljbffr