Backend Engineer (Python)
Intermediate backend engineer developing Python APIs, email-rendering components and CI/CD pipelines for MDPI Pulse (Scholar Newsletter) and email-marketing campaigns, working onsite in Belgrade with data, marketing, product, QA, UX and DevOps teams to scale targeted email communication.
- Compensation
- Not disclosed
- Location
- Beograd, RS
- Work setup
- Not specified
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- 2+ years
- Category
- Backend
- Posted
Skills
Must have
- Bachelor's degree in Computer Science, Software Engineering or a related field
- 2–5 years of experience in backend/server-side software development using Python
- Familiarity with email templating and rendering (HTML email)
- Experience with REST API development, relational databases and SQL, including database design, ORM frameworks, migrations and basic query optimization
- Experience with automated testing, including unit and integration tests
- Good knowledge of Git and CI/CD practices, with an understanding of service monitoring and observability
- Excellent written and spoken English
- Collaborative mindset and willingness to share knowledge and support other team members
Full description
We are looking for an Intermediate Backend Engineer responsible for developing and maintaining backend features and services for MDPI Pulse (Scholar Newsletter) and related email-marketing campaigns. This role focuses on building and maintaining APIs, supporting campaign personalization, developing email rendering components and ensuring the reliability and quality of owned services through testing and CI/CD.
You will work closely with the Data Engineer assigned to the project, as well as the Belgrade email-marketing operations team and other teams such as Product, QA, UX and DevOps, with a mutual goal to help scale Pulse and targeted email campaigns across more institutions and countries.
Working primarily with Python, you will contribute to improving content engagement and enabling more targeted and relevant email communication.
Core Responsibilities
- Own end-to-end development of backend features, services and email-rendering components for MDPI Pulse and related marketing campaigns within a defined scope, ensuring quality delivery and documentation.
- Design and implement API contracts for Pulse and campaign services, producing documented and versioned interfaces.
- Design technical solutions for scoped backend problems, producing documented design decisions.
- Optimize database queries and indexing strategies for owned components, improving backend performance metrics and achieving measurable efficiency gains.
- Write integration tests and maintain comprehensive test coverage for owned components.
- Perform code reviews, providing constructive feedback to improve team code quality.
Additional Responsibilities
- Own and maintain CI/CD pipeline configurations for owned backend services.
- Apply observability principles to owned services, contributing to service health monitoring and alerting.
- Support and mentor junior engineers occasionally, sharing knowledge within the team and contributing to documentation.
Requirements
- Bachelor’s degree in Computer Science, Software Engineering or a related field.
- 2–5 years of experience in backend/server-side software development using Python.
- Familiarity with email templating and rendering (HTML email).
- Experience with REST API development, relational databases and SQL, including database design, ORM frameworks, migrations and basic query optimization.
- Experience with automated testing, including unit and integration tests.