Python Backend Engineer (Live team)

Join Quartr as a Python Backend Engineer specializing in audio streaming to help deliver seamless, high-quality financial intelligence to our users.

About The Live Team

Quartr’s Live Team processes thousands of hours of live and recorded audio from events, delivering scalable, high-performance solutions that enable seamless streaming and data delivery. By joining this team, you’ll have the opportunity to tackle exciting challenges in audio processing and data acquisition.

Responsibilities

• Build and maintain scalable audio streaming pipelines, ensuring reliability and performance across Quartr’s platform
• Collaborate with cross-functional teams to enhance backend infrastructure for a flawless, user-centred streaming experience
• Develop and optimise solutions for processing live and recorded audio data efficiently
• Participate in ensuring data accuracy, reliability, and real-time availability to end users
  
  

Required Technical Skills

• 2+ years of professional experience as a backend engineer with a focus on Python
• Solid understanding of data formats, binary I/O, memory management, and real-time constraints
• Familiarity with web data extraction tools and data extraction frameworks
• Strong Python and AWS skills, particularly in services like ECS, EC2, and S3
• Proficiency with Docker for managing and deploying backend services
  
  

Preferred Technical Skills

• Advanced experience in handling live and recorded audio streaming pipelines or familiarity with frameworks such as FFmpeg and Gstreamer
• Knowledge of ETL processes and data engineering workflows for data ingestion
• Solid backend architecture skills for creating scalable and maintainable systems
• Background in systems programming, DSP, memory management (Go, Rust, or C/C++ a plus)
  
  

Desired qualities

• Be self-driven, proactive, and take full ownership of your projects
• Demonstrate strong problem-solving skills and work independently on technical challenges
• Communicate clearly and effectively, thriving in a high-paced, collaborative environment
• Be passionate about Quartr’s mission and dedicated to delivering high-quality, valuable data
  
  

What We Offer

• Competitive salary
• Company option plan
• Top-notch equipment of your choice
• Wellness allowance
• Flexible work arrangements (remote or on-site in Stockholm/Gothenburg) – must be based in Sweden with a valid work permit
• Employee pension (Tjänstepension)
  
  

Note: We are not seeking assistance from consultants or recruitment agencies.

About Quartr

Every day, leading companies and financial institutions worldwide rely on Quartr to make better decisions faster. The product suite includes: Quartr API, enabling third parties to build custom solutions powered by Quartr's unique live earnings calls and transcription technology, and its extensive global database of IR material – including public company filings, archived earnings call transcripts, and slide deck presentations. Quartr Pro, a desktop research platform that increases efficiency and precision in qualitative public market research for top hedge funds, asset managers, equity research departments, and IR professionals. A free mobile app allowing users to always stay informed and conduct research anytime, anywhere.