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Salary
≈ $45k – $85k per year (Estimated)
Location
Hybrid (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 Sep 25, 2025.

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.

The type of contract is a full-time legal agreement in Bulgaria, Serbia, and Turkey, not a B2B contract.

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.

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