# Senior Software Engineer - C Programmer

**Company:** [Fivetran](https://hotfix.jobs/companies/fivetran)
**Location:** Novi Sad, Serbia
**Role:** Backend Engineering
**Experience:** 5+ years
**Skills:** C, Python, Postgres, Oracle, SQL Server, Make, Jenkins, GCP, Microsoft Azure, AWS, Git, Kubernetes, Docker, Data Replication, Network Protocols
**Posted:** 2026-08-13

> Senior software engineer developing and improving high-performance data integration systems, with C as the primary language and Python for testing. The role requires experience with system design, relational databases, cloud services, networking, serialization, and memory management.

## Job Description

## Responsibilities

- Learn deeply about Fivetran to focus development on practical and relevant system improvements.
- Contribute to roadmap development and planning.
- Collaborate with a small core team and broader stakeholders.
- Work across the project lifecycle, including requirements, design, prototyping, implementation, review, release, and monitoring.
- Review and approve pull requests.
- Take ownership of the product and apply engineering skills to improve it.

## Requirements

- Experience working carefully within a high-impact software team, including making decisions with cascading implications and measuring system performance before implementation.
- Ability to collect diverse input, build consensus, make decisive choices, and iterate on systems in production.
- Experience and productivity with modern and legacy software development environments.
- Ability to design and code effective, intuitive, easy-to-operate, and maintainable systems.
- Experience with cloud services, network protocols, serialization, and relational databases.
- Knowledge of complex data structures, object orientation, exceptions, and memory management techniques.
- Familiarity with C, Python, relational databases, build tooling, version control, and development environments across macOS, Linux, Unix, and Windows.

## Nice-to-haves

- Experience with data replication and ETL/ELT tools.
- Experience with cloud and software-defined infrastructure tools, such as AWS CloudFormation, Kubernetes, and Docker.
- Familiarity with API technologies and analytics.
- Knowledge of DBMS internals.
- Familiarity with encoding and network communication internals.
- Familiarity with system-level programming, including process management, memory management, and inter-process communication.

## Technologies

- C
- Python
- PostgreSQL
- Oracle
- SQL Server
- Make
- GitHub Copilot
- Claude Code
- Jenkins
- Google Cloud
- Microsoft Azure
- AWS
- Git

## Compensation and Benefits

- 100% employer-paid medical insurance, subject to country and worker type.
- Generous paid time off, paid sick time, inclusive parental leave, holidays, a global week of rest, and volunteer days off.
- RSU stock grants, subject to country and worker type.
- Professional development and training opportunities.
- Company virtual happy hours, free food, and team-building activities.
- Monthly cell phone stipend.
- Access to a mental health support platform with therapy, coaching, and self-guided mindfulness resources for covered employees and dependents.

## Work Arrangement

- Full-time position based in the Novi Sad office.
- Hybrid work model combining remote flexibility and in-person collaboration.

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**Apply:** https://hotfix.jobs/jobs/17075031-7e8a-4077-9db8-876aa4e3623a
**Canonical:** https://hotfix.jobs/jobs/17075031-7e8a-4077-9db8-876aa4e3623a