Backend Developer (TypeScript / Node.js / NestJS)

Senior

Bulgaria

Hybrid

Wiser Technology designs, builds, and scales complex software systems that power real-world impact. With 500+ engineers and over 25 years of experience in mission-critical environments, we help global organizations turn ambitious ideas into working solutions. Across Europe, MENA, and North America, we combine deep engineering expertise with AI and data to support leading companies in aerospace & defense, automotive, telecom & media, IT, and financial services.

We are looking for 2 Mid/Senior Backend Developers to join a client project. You will build and run backend services with TypeScript, Node.js (NestJS) and PostgreSQL in a large-scale datacenter and cloud environment.

RESPONSIBILITIES:

Design, build and maintain backend services in TypeScript with Node.js (NestJS).
Design and develop clean, well-documented APIs and integrations with other services.
Model data and write efficient queries in PostgreSQL; own schemas and migrations.
Package and deploy services with Docker and Kubernetes; build and maintain CI/CD
pipelines in Jenkins.
Run and support services in a large-scale datacenter, cloud, and network environment.
Write automated tests and keep code quality high.
Work in an Agile team built on trust, empowerment, and continuous learning.

REQUIRED QUALIFICATIONS:

Minimum 4 years of professional software development experience.
Strong working experience with TypeScript and Node.js, specifically NestJS.
Working experience with PostgreSQL.
Working experience with Jenkins, Docker containers, and Kubernetes.
Experience with a public cloud provider (GCP preferred; AWS or Azure is also fine).
Bachelor’s or master’s degree in computer science or another technical field.
Fluent English and Bulgarian.

PREFERRED QUALIFICATIONS:

Experience with any SAP product.
Hands-on experience with Google Cloud Platform (GCP).
An Agile mindset and experience working in Agile teams.

WHAT'S IN IT FOR YOU?

Culture & Development:

Friendly Environment: We take pride in our culture and love spending time together.
Team Spirit: Be part of a supportive team that uplifts each other.
Mentorship and coaching: Our colleagues are experts in their field, and you can expect to have a solid team to rely on.
Personalized Development Program: We realize that one size doesn't fit all, so you'll receive an individual development plan tailored to your career aspirations.

Social Benefits:

Work Flexibility: Embrace flexible working hours and choose from remote, hybrid, or onsite work models.
Multiple Office Locations: In Sofia, Plovdiv, Stara Zagora, and Nis, you can choose where you would like to work.
A Suite of Perks: Enjoy food vouchers, additional health insurance, and more.
Community and Connections: Engage in exciting social events and team initiatives.

Ready to advance your career with a tech leader passionately driven by innovation?

Wiser, We Have The Code®