1,513,533open jobs
91,226companies
233,835added this week
Browse all
Salary
≈ $36k – $104k per year (Estimated)
Location
Hybrid (Serbia, Bulgaria)
Seniority
Senior · 6+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Jul 22, 2026.

Overview
Company
Impact
Profile match
Constructor Tech is one integrated platform for science, research and education. 8 apps that share data, accounts, and analytics, so your institution runs on one system instead of ten.

Our mission

Constructor’s mission is to enable all educational organisations to provide high-quality digital education to 10x people with 10x efficiency. 

With strong expertise in machine intelligence and data science, Constructor’s all-in-one platform for education and research addresses today’s pressing educational challenges: access inequality, tech clutter, and low engagement of students.

Please send your resume in English only.

IMPORTANT NOTE! This is a one-year fixed-term employment contract to cover maternity leave, with the possibility of extension or conversion to a permanent employment contract, if the opportunity arises.

Duties and Responsibilities:

  • Most of your time will be devoted to coding and reviewing the code of your teammates. Unit tests are a must. 
  • You will help DevOps prepare products for build and deployment, adding support for necessary product configuration options. 
  • Develop integration solutions to join our platform with customers' data. 
  • Dig into complex product issues reported by customers. 
  • Build APIs in a serverless microservice architecture

Qualifications and Experience:

  • Bachelor’s degree or higher in computer science or related field 
  • 6+ years' work experience in frontend or backend development 
  • Strong C#, good knowledge of .Net Core and SQL  
  • Your code must be readable, testable, and follow best practices like SOLID 
  • Customer-centric ideas to shape and improve the product 
  • Experience with continuous delivery. 
  • Hands-on experience with Azure stack 

Nice to Have but not Obligatory:  

  • Microservices, cloud-based, event-driven architecture experience 
  • Basic experience in JavaScript/TypeScript and one of the well-known client frameworks: React, VueJS  
  • Mobile app development experience 
  • Some experience with AI/ML 

What We Offer

  • Choice of work equipment (e.g., laptop, monitor, etc.)
  • English classes (iTalki - $130 monthly)
  • Flexible schedule (we usually work between 09:00/10:00 and 18:00/19:00)
  • Newborn bonus (€500 per child)
  • Patent remuneration
  • Paid leave
  • Remote work in locations without our offices
  • Hybrid work in locations with offices (2 days in-office, 3 days remote)

Constructor fosters equal opportunity for people of all backgrounds and identities. We are led by a gender-balanced board committed to building a diverse and inclusive organisation where everyone can become their best self. We do not discriminate based on age, disability, gender identity, sexual orientation, ethnicity, race, religion or belief, parental and family status, or other protected characteristics. We welcome applications from women, men and non-binary candidates of all ethnicities and socio-economic backgrounds. We encourage people belonging to underrepresented groups to apply.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,513,533 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Serbia
$44k – $73k per year • In office • Contractor • South Africa
SQL
C#
C#
.NET
DevOps
Rest API
WebSockets
Azure
CI/CD
Git
Apply
$113k – $125k per year • Remote (United States) • 5+ years exp • Bachelor's Degree • United States
Python
JavaScript
TypeScript
Bash
Python
FastAPI
Frontend
Vue.js
Angular
React.js
DevOps
Azure
Git
Docker
Kubernetes
Azure AKS
Linux
Apply
$72k – $87k per year • Hybrid • 5+ years exp • Kraków
DevOps
Platform Engineering
Linux
Apply
$80k – $98k per year • Hybrid • 10+ years exp • Kraków
Java
SQL
Java
Maven
Spring Boot
DevOps
Rest API
gRPC
Kubernetes
Apply
$40k – $51k per year (gross) • Hybrid • Kraków
JavaScript
TypeScript
Node JS
Databases
PostgreSQL
AI/ML
Model Context Protocol
Function Calling
AI Agents
DevOps
Platform Engineering
Apply
≈ $24k – $49k per year (Estimated) • In office • 5+ years exp • Moscow
SQL
DevOps
Istio
CI/CD
GitOps
ArgoCD
Jenkins
Git
Docker
Kubernetes
Gitflow
Service Mesh
Unix
Cryptography
OpenSSL
Management
Agile
Scrum
Apply
≈ $43k – $77k per year (Estimated) • In office • Full-Time • 3+ years exp • High School Diploma • Indianapolis
DevOps
Azure
Incident Management
Windows
Management
Service Desk
Apply
$70k – $80k per year • In office • Bachelor's Degree • Lyndhurst
Python
JavaScript
DevOps
Rest API
Azure DevOps
Azure
AWS
Management
Jira
Apply
Hybrid
Go
Java
Java
Spring Boot
Databases
Apache Kafka
DevOps
GCP
Prometheus
CI/CD
AWS
Kubernetes
Grafana
Apply
In office
SQL
Management
Agile
Scrum
Apply
≈ $39k – $112k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Serbia • Bulgaria
Python
Rust
Python
FastAPI
Asyncio
Mypy
Databases
PostgreSQL
NATS
Qdrant
RabbitMQ
Apache Kafka
AI/ML
LangGraph
LangChain
LLM
RAG
OpenAI
Anthropic
Mobile
Clean Architecture
Dependency Injection
DevOps
Rest API
gRPC
CI/CD
Kubernetes
Apply
≈ $48k – $90k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Bulgaria
Python
Rust
Python
FastAPI
Asyncio
Mypy
Databases
PostgreSQL
NATS
Qdrant
RabbitMQ
Apache Kafka
AI/ML
LangGraph
LangChain
LLM
RAG
OpenAI
Anthropic
Mobile
Clean Architecture
Dependency Injection
DevOps
Rest API
gRPC
CI/CD
Kubernetes
Apply
≈ $49k – $143k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Istanbul
Python
Rust
Python
FastAPI
Asyncio
Mypy
Databases
PostgreSQL
NATS
Qdrant
RabbitMQ
Apache Kafka
AI/ML
LangGraph
LangChain
LLM
RAG
OpenAI
Anthropic
Mobile
Clean Architecture
Dependency Injection
DevOps
Rest API
gRPC
CI/CD
Kubernetes
Apply
Hybrid • Internship • Bremen
Python
JavaScript
SQL
C#
C++
C#
ASP.NET Core
Databases
PostgreSQL
Apache Kafka
DevOps
Rest API
CI/CD
Git
Management
Agile
Apply
≈ $45k – $85k per year (Estimated) • Hybrid • Full-Time • 6+ years exp • Bachelor's Degree • Bulgaria
JavaScript
TypeScript
SQL
C#
C#
.NET
Frontend
Vue.js
React.js
DevOps
Azure
CI/CD
Apply
≈ $41k – $122k per year (Estimated) • Remote (Serbia) • 10+ years exp • Serbia
JavaScript
SQL
C#
C#
.NET
Databases
MySQL
PostgreSQL
Frontend
React.js
DevOps
Azure
CI/CD
Apply
$27k per year • Remote (likely Serbia) • 3+ years exp • Serbia
Go
Databases
MySQL
NATS
Apache Kafka
DevOps
Prometheus
CI/CD
ArgoCD
Docker
Kubernetes
Grafana
Opsgenie
GitLab
Apply
≈ $38k – $110k per year (Estimated) • Remote (Serbia) • Serbia
Python
JavaScript
TypeScript
SQL
Python
FastAPI
Celery
Databases
Apache Kafka
Frontend
GraphQL
React.js
Mobile
Clean Architecture
DevOps
Rest API
Terraform
CloudFormation
CI/CD
AWS
Docker
Kubernetes
Apply
Fullstack Developer 4 days ago
Remote (Serbia) • 2+ years exp • Serbia
JavaScript
TypeScript
SQL
Node JS
Node JS
Nest.JS
Databases
MySQL
Couchbase
Frontend
GraphQL
Next.js
Angular
React.js
Apply
In office • High School Diploma • Serbia
Management
Microsoft Office
Apply
See all jobs
This is one of many
1,513,533 more open roles from verified company boards, updated every day.