- Contract
- Poland
Espeo Software
Espeo Software is recruiting a Senior Software Engineer specializing in Scala and Python to strengthen our partner's backend engineering team as we accelerate the development of AI-integrated services for their SaaS solution.
The Opportunity
This is a contract position focused on building and scaling backend infrastructure while pioneering AI functionality across the platform. Your work will span both Scala—the foundation of the existing platform—and Python, where much of the day-to-day development occurs. You'll take ownership of integrating cutting-edge AI models and external AI services into production systems that serve real users at scale.
Day-to-Day Responsibilities
- Build, maintain, and iterate on backend services using Scala and Python
- Architect and deploy AI-driven functionality throughout the platform
- Connect and orchestrate third-party and internal AI services, including large language models and similar systems, through their APIs
- Drive ongoing refinement of the backend infrastructure and AI capabilities
- Collaborate with the existing engineering team to ship robust, well-tested code
Who We're Looking For
Must-have expertise:
- Proven track record shipping Scala code in commercial production systems
- Deep hands-on proficiency with Python
- Senior engineer mindset grounded in software engineering fundamentals: testing, source control, automated deployment pipelines, and agile practices
Nice-to-have strengths:
- Direct experience building with large language models
- Work on AI-based transcription platforms or comparable AI solutions
- Familiarity with ElasticSearch
- Prior exposure to API-based AI service integration
- PHP development background
- Practical knowledge of AWS, Azure, or GCP's AI offerings
About Espeo Software
Espeo Software partners with ambitious companies to architect and deliver sophisticated software solutions. This role is part of a growing engagement where we're staffing a dedicated team to accelerate our client's SaaS platform with modern backend practices and AI-driven innovation.
Apply Today
To apply, complete your application directly on this page, or you'll be redirected to the employer's application platform to finish submitting there.
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Explore Espeo Software online
Working in Poland
Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, and borders Lithuania and Russia to the northeast; Belarus and Ukraine to the east; Slovakia and the Czech Republic to the south; and Germany to the west. The territory has a varied landscape, diverse ecosystems, and a temperate climate. Poland is composed of sixteen voivodeships and is the fifth most populous member state of the European Union (EU), with over 38 million people, and the fifth largest EU country by land area
🇵🇱 Relocation safety for Poland: Very Safe — via Warnely, CC BY 4.0
National unemployment rate in Poland: 3.0% — via World Bank
Job details above are provided by the employer/source. The sections on this page are compiled from public data sources with AI assistance.
Accommodations: if you need a workplace accommodation to apply for or perform this job, see ADA.gov or EEOC.gov for guidance on your rights and how to request one.
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