DaCodes
Computer Software
SeniorNode.jsBackendEngineer(APIs&Integrations)
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“Senior Node. js Backend Engineer (APIs & Integrations) at DaCodes. Skills: Node. js, APIs, Integrations, Backend Engineering, Event-driven architectures. Design and build scalable backend services using Node. js. Develop and maintain robust, secure APIs”
What You'll Achieve.
build high-impact software solutions; design, implement, and maintain robust, scalable, and secure backend systems
Industry & Context.
Solve challenges around scalability, reliability, and distributed systems; Identify and solve performance, concurrency, and scalability challenges
What They're Looking For.
Must Have
4+ years developing backend systems in production, experience in integrations, experience in distributed architectures, experience with Node. js in production environments, Experience building and working with APIs, Familiarity with authentication and authorization mechanisms (OAuth2, JWT or similar), Experience integrating with external systems or third-party services, Solid understanding of backend fundamentals (performance, scalability, reliability), Advanced English
Nice to Have
Experience with event-driven architectures or webhooks, Experience with iPaaS tools (Mulesoft, Workato, Boomi, etc.), Experience integrating with ERPs (NetSuite, SAP, Business Central), Experience with high-concurrency systems, Familiarity with CI/CD practices
What You'll Do.
Design and build scalable backend services using Node. js
Develop and maintain robust
Work on integrations between SaaS platforms
Implement event-driven flows (webhooks
Contribute to authentication and authorization flows (OAuth2
Identify and solve performance
and scalability challenges
Improve observability
and error handling in production
How You'll Work.
Team & Collaboration
Collaborate with a highly senior team; Collaborate with senior teams; Collaborative, senior-level environment
Communication Scope
Advanced English
Full Job Description
### **About DaCodes** At DaCodes, we build high-impact software solutions for startups and global companies across LATAM and the U.S. We work with senior teams who value ownership, technical excellence, and high-quality engineering standards. ### **Role Overview** We are looking for a **Senior Backend Engineer** with a strong focus on integrations, capable of designing, implementing, and maintaining robust, scalable, and secure backend systems, primarily using Node.js, APIs, and event-driven architectures. This is not a low-code configuration role. It requires deep understanding of backend engineering, protocols, concurrency, and security. ### **Why this role is interesting** * Work on **complex backend systems and real-world integrations** (SaaS, APIs, ERPs) * Solve challenges around **scalability, reliability, and distributed systems** * Collaborate with a **highly senior team** with strong technical ownership * Work directly with **U.S.-based clients and products with real impact** **What You’ll Do** * Design and build **scalable backend services using Node.js** * Develop and maintain **robust, secure APIs** * Work on **integrations between SaaS platforms, ERPs, and internal systems** * Implement **event-driven flows** (webhooks, retries, idempotency) * Contribute to **authentication and authorization flows** (OAuth2, JWT, API keys) * Identify and solve **performance, concurrency, and scalability challenges** * Improve **observability, logging, and error handling in production** * Participate in **technical decisions and architecture discussions** **Requirements** * 4+ years developing backend systems in production, with experience in integrations and distributed architectures. * Strong experience with **Node.js in production environments** * Experience building and working with **APIs** * Familiarity with **authentication and authorization mechanisms** (OAuth2, JWT or similar) * Experience integrating with external systems or third-party services * Solid underst
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