nexos.ai

R&D Engineer, Mid-Senior, Python

nexos.ai

full-time

Posted on:

Location Type: Hybrid

Location: VilniusLithuania

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Salary

💰 €4,400 - €7,000 per month

Job Level

About the role

  • Build and improve systems that collect, normalize, and store data from external services and APIs.
  • Design robust integrations with third-party APIs and LLMs, handling errors, rate limits, retries, and evolving interfaces.
  • Explore responsible automated browser interactions or scraping.
  • Automate scheduled collection workflows and make sure they run reliably every day with good observability and alerting.
  • Collaborate with engineering peers on design, architecture, reviews, and shared tooling.

Requirements

  • Strong Python backend experience, especially for integrations and automation.
  • Hands-on experience with RESTful APIs, LLMs or AI frameworks (e.g. LiteLLM, Langchain, OpenAI/Anthropic/Gemini APIs) and external system integration.
  • Comfortable experimenting, troubleshooting, and tackling unfamiliar problems with curiosity and initiative.
  • Experience with workflow scheduling/orchestration frameworks (e.g., Dagster) and reliable automation.
  • Familiarity with Docker, Kubernetes, Git and modern CI/CD practices.
  • Nice to have: experience with web scraping/browser automation tools (e.g., Selenium, Playwright) and observability tools (e.g., Prometheus, Grafana).
Benefits
  • Professional growth. Internal and external events, online training, conferences, books - everything you need to reach full potential.
  • Health benefits. Private health insurance, online and on-site workouts, consultations to feel and be your best.
  • Team spirit. Team buildings and parties with games, shows, tastings, food coupons, gifts, and it’s on us.
  • More free time. Stay with us and additional vacation days will be added to your calendar.
  • Additional paid leave. Additional days are covered by us in cases of illness or special occasions.
  • Flexibility. Flexible working time arrangement.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
PythonRESTful APIsLLMsAI frameworksworkflow schedulingorchestration frameworksDockerKubernetesGitCI/CD practices
Soft skills
curiosityinitiativetroubleshootingproblem-solvingcollaboration