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Описание: |
We are looking for a Senior Backend Developer (Node.js) for 6+ months for a project from scratch.
Responsibilities
* Design, develop, and maintain scalable backend services using Node.js and NestJS (TypeScript).
* Architect and optimize a multi-tenant SaaS platform ensuring performance, scalability, and security.
* Work extensively with PostgreSQL, including: writing advanced queries, designing indexes, implementing partitioning, configuring Row-Level Security (RLS).
* Develop and maintain data models using Prisma ORM (or similar ORMs).
* Implement secure authentication and authorization (JWT, OAuth2, MFA).
* Follow and enforce SOC 2—aligned security practices (encryption, access controls, logging).
* Build and manage background jobs with BullMQ and Redis.
* Deploy and operate applications on AWS (EC2, RDS, S3, CloudFront, CloudWatch).
* Set up and maintain CI/CD pipelines using GitHub Actions, including automated unit and E2E testing.
* Monitor, debug, and optimize backend performance under high-load conditions.
* Collaborate closely with the team to deliver a production-ready system from scratch within the project timeline.
Must-Have Qualifications
* 5+ years of professional backend development experience.
* Strong expertise with Node.js and NestJS (TypeScript).
* Advanced experience with PostgreSQL (queries, indexes, partitioning, RLS).
* Proficiency with Prisma ORM or similar ORM frameworks.
* Proven experience building and scaling multi-tenant SaaS platforms.
* Hands-on experience with AWS (EC2, RDS, S3, CloudFront, CloudWatch).
* Solid understanding of security best practices: JWT / OAuth2, MFA, encryption standards, SOC 2 principles.
* Experience with BullMQ and Redis for background processing.
* Familiarity with CI/CD and GitHub Actions.
* Ability to architect and optimize systems for high load and reliability.
Nice-to-Have
* Experience integrating Stripe and/or DocuSign.
* Knowledge of monitoring and observability tools: Sentry, Datadog, CloudWatch.
* Domain experience in marketplaces, fintech, or pharma.
* Experience working with RDKit in PostgreSQL.
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