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Software Engineer, AI Data - Košice, Slovakia

Speechify - Remote - Remote - posted 2026-10-20

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Salary: USD 30,000 - 60,000 / annual

Speechify is a text-to-speech platform used by over 50 million people to convert PDFs, books, Google Docs, news articles, and websites into audio. The company was named Chrome Extension of the Year by Google and received Apple's 2025 Design Award for Inclusivity. With ~200 employees globally in a fully distributed setting, Speechify is building next-generation AI products focused on making reading accessible to all learners. You will join the AI team as a Software Engineer focused on data infrastructure. Your primary responsibility is building and maintaining the data pipelines that power model training and next-generation AI products. You'll work at petabyte scale, combining engineering, infrastructure, and research to create high-quality datasets efficiently and cost-effectively. Key responsibilities include: - Discovering new sources of audio data and building reliable pipelines to integrate them into training datasets - Building and improving large-scale data-processing systems, optimizing for data quality, throughput, and cost - Collaborating closely with AI Scientists to enhance training datasets and support next-generation model development - Taking ownership of engineering projects from problem discovery through implementation and continuous improvement You'll work in a dynamic environment that values innovation, intuition, and drive, with significant autonomy to foster focus and creativity. The role offers the opportunity to have meaningful impact at the intersection of artificial intelligence and audio technology, particularly benefiting users with learning differences like dyslexia and ADD. **Requirements:** - Bachelor's degree in Computer Science or related field, or equivalent practical experience - 5+ years of professional software engineering experience with strong backend development fundamentals - Proficiency in Python and Bash in Linux environments - Experience building and operating production systems, ideally involving data pipelines or large-scale data processing - Strong problem-solving skills, initiative, and ability to work independently in ambiguous environments **Nice to Have:** - Experience with web crawlers, data acquisition, or distributed data-processing systems - Experience with cloud infrastructure and Infrastructure as Code, particularly GCP and Terraform - Familiarity with ML training data, dataset quality, or audio processing

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