Middle Backend Developer (Node.js / NestJS)

Location: Remote

Type: Full-time

Company: LeadTower.io

About Us:

LeadTower.io is an ambitious startup building a modern platform to automate LinkedIn outreach and sales at scale. Our team is growing, and we’re looking for a Backend Developer (Middle level) to join us in building scalable backend services and integrations.

We work with a modern backend stack including NestJS, RabbitMQ, PostgreSQL, Redis, and Prisma, with a strong focus on clean architecture, microservices, and async processing.

Stack We Use:

• Node.js / NestJS

• PostgreSQL + Prisma

• RabbitMQ (async tasks, queues)

• BullMQ

• Redis (caching, queues)

• Microservices architecture

• Docker for local development

• Git + GitHub + CI workflows

Responsibilities:

• Develop and maintain backend services and REST APIs using NestJS

• Work with PostgreSQL and Prisma for data modeling and querying

• Implement message-based architecture with RabbitMQ / BullMQ

• Use Redis for caching and queuing tasks

• Participate in designing scalable backend architecture

• Collaborate with frontend developers and product managers

• Participate in code reviews and contribute to code quality

• Write clean, maintainable, and testable code

Requirements:

• 2+ years of commercial backend development experience

• Solid knowledge of Node.js and NestJS

• Experience with relational databases (PostgreSQL) and ORMs (Prisma or similar)

• Familiarity with messaging systems like RabbitMQ, BullMQ

• Experience working with Redis in production

• Understanding of RESTful API design principles

• Experience with Git and collaborative workflows

• Good communication and problem-solving skills

• Intermediate+ English (reading docs & team communication)

Nice to Have:

• Experience in microservices and distributed systems

• Familiarity with task queues, rate limiting, and caching strategies

• Unit/integration testing experience (Jest, Supertest, etc.)

• Experience in startup or fast-paced product teams

We Offer:

• Work on a fast-growing product with real users and traction

• Full remote and flexible schedule

• Clear tasks, no meetings chaos

• Direct impact on product architecture and features

• Friendly, fast-moving team with strong tech culture

• Competitive salary based on your level

Join LeadTower.io and help us build a powerful backend that scales sales automation to the next level.