We are building the world's greatest community of remote technologists.
Organizations that embrace remote work gain access to the brightest minds across the globe. Our clients rely on our community to build or expand their teams with best-in-class remote software engineers, designers, and Agile practitioners—rapidly deployed without compromising on quality.
Join our Remobi community to work on meaningful, innovative freelance projects and help shape how companies operate.
Start Date: ASAP
Location: Anywhere in LATAM
Contract Length- 6 months initially
Contract Type: Freelance / B2B / Contract
Senior Backend Developer (NestJS / Digital Banking Platform)
Position Overview
We are seeking a Senior Backend Developer with 10+ years of experience and deep expertise in NestJS, API architecture, and multi-tenant systems to join our team. You will lead backend development for a next-generation digital banking platform, enabling account creation, secure transfers, real-time dashboards, and deposit tracking.
This is a hands-on leadership role for an engineer who thrives in fast-paced environments, challenges assumptions, and mentors a young and ambitious engineering team while driving backend excellence.
Key Responsibilities
Backend Development & Architecture
* Design, build, and optimize scalable multi-tenant APIs for a digital banking system.
* Implement secure account creation, transfers, and real-time banking dashboards.
* Lead API architecture discussions, testing (unit, integration, e2e), and deployments.
Leadership & Mentorship
* Mentor and coach a growing engineering team, instilling best practices in backend systems.
* Facilitate code reviews, technical discussions, and knowledge-sharing sessions.
* Challenge existing approaches and propose better architectural and technical solutions.
Event Streaming & Observability
* Drive the adoption of event streaming (Kafka) for real-time transaction processing.
* Implement strong monitoring, logging, and observability with tools such as Datadog or Grafana.
Collaboration & Delivery
* Work closely with frontend engineers (React/Next.js, React Native) to deliver seamless banking experiences.
* Contribute to onboarding processes by setting up tools, frameworks, and engineering standards.
* Collaborate cross-functionally with stakeholders to ensure reliable and timely delivery.
Requirements
* 10+ years of experience in backend development.
* Deep expertise with NestJS (architecture, testing, and production deployment).
* Strong background in multi-tenant API systems and scalable backend architectures.
* Experience in financial services or digital banking is highly desirable.
* Hands-on experience with Kafka or similar event streaming platforms.
* Knowledge of observability tools such as Datadog, Grafana.
* Strong leadership, mentoring, and coaching skills.
* Excellent communication skills in both English and Spanish.