# Senior Infrastructure Software Engineer

**Company:** [Dropbox](https://hotfix.jobs/companies/dropbox)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** PLN333k – PLN451k/yr
**Experience:** 9+ years
**Skills:** Python, Go, C, C++, Java, Operating Systems, Filesystems, Databases, Computer Networks, Compilers, Distributed Systems, Backend Systems, Analytics Platforms, Data Infrastructure
**Posted:** 2026-08-05

> Builds and scales distributed backend infrastructure supporting massive file metadata, data volumes, and concurrent connections. The role requires 9+ years of software development experience, strong programming skills, and expertise in systems such as operating systems, filesystems, databases, and networks.

## Job Description

## Responsibilities
- Build infrastructure capable of managing metadata for hundreds of billions of files, handling hundreds of petabytes of user data, and facilitating millions of concurrent connections.
- Lead the expansion of Dropbox's function as the data fabric, connecting hundreds of millions of applications, devices, and services globally, while driving interoperability and adaptability across diverse ecosystems.
- Measure and optimize the analytics platform to extract meaningful insights from vast data volumes.
- Collaborate with cross-functional teams to improve the performance, reliability, and security of infrastructure.
- Identify opportunities and drive improvements across projects, teams, and products.
- Navigate ambiguous situations and uncertainties with adaptability and strategic thinking.
- Participate in occasional on-call work to address bugs, outages, and operational issues.

## Requirements
- Bachelor's, master's, or doctoral degree in Computer Science or a related technical field involving coding, or equivalent technical experience.
- 9+ years of professional software development experience.
- Experience constructing and managing expansive, multithreaded, geographically distributed backend systems.
- Proficiency programming and debugging in Python, Go, C, C++, or Java.
- Experience with operating system internals, filesystems, databases, networks, and compilers is advantageous.
- Ability to navigate ambiguity and solve open-ended problems.
- Ability to own long-term projects through completion.
- Ability to set medium- to long-term strategy for business-impacting projects.

## Nice to Have
- Experience defining technical roadmaps for a team.

## Compensation
- Poland pay range: **333 200 zł–450 800 zł PLN**.

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