Senior Backend Developer (NestJS, AI)

Company: Creally.io

Salary: 3000-4000 USD

What to do:

• Design, develop, and maintain scalable B2B backend services and APIs using NestJS and TypeScript
• Build and maintain integrations with third-party APIs, considering rate limits, failures, and concurrency
• Design multi-step asynchronous pipelines for processing large volumes of data
• Build and maintain an email delivery infrastructure: delivery, bounce handling, warming
• Integrate LLM APIs into product features for content generation and data analysis
• Design and maintain PostgreSQL database schemas using Prisma ORM
• Own features end-to-end – from schema design to deployment, write clean and maintainable code

Requirements:

• 5+ years of professional experience in backend development
• Proficient in NestJS framework, Node.js, and TypeScript
• Experience with PostgreSQL and Prisma ORM: database design and optimization
• Hands-on experience with message queues and multi-step asynchronous pipelines: orchestration, retry strategies, and failure recovery (BullMQ)
• Third-party API integration: working with unreliable and rate-limited external services, graceful error handling, managing quotas and concurrency
• Email delivery infrastructure: SMTP/IMAP servers, deliverability, bounce and complaint handling, warming, sending suppression
• Strong communication skills for working in a multicultural team
• Ability to take responsibility for one's work
• English - B1 and above
• Russian - fluent
• Location - anywhere except the RF

Desirable:

• Experience integrating LLM APIs into product features (OpenAI API, etc.)
• Experience with cloud platforms (AWS or similar)
• Proficient with Docker: containerization and orchestration
• Familiarity with monitoring and logging tools
• Understanding of data processing patterns and ETL pipelines
• Knowledge of security best practices and authentication protocols (OAuth, JWT)

Conditions:

• Fully remote work with flexible hours
• Work in a diverse and passionate team from different countries
• Participation in developing business-changing B2B projects
• Opportunities for professional growth and continuous learning
• Salary in dollars (3-4k$, discussed individually)

CONTACT

https://t.me/annabirdie