🟠 Since 2019, COXIT has been augmenting and forming software development teams for startups and corporations. As an exclusive talent vendor, we offer our clients full-time, top-notch Engineers and focus on their retention.
6 лютого 2026

Senior TypeScript/Python Developer with AI Experience

віддалено $4000–6000

🟠 Details: we are looking for a Senior Software Engineer specializing in Large Language Models (LLMs) integrations, such as GPT-4, Claude-3.5 sonet, and similar. You will be involved in developing and testing Python or TypeScript applications, integrating LLMs, and implementing complex RAG pipelines.

🟠 Qualifications:

  • At least 3 years of experience with Python or TypeScript as a primary programming language.
  • In-depth knowledge and experience with different LLMs, including GPT-3/4 and Claude.
  • Experience with Retrieval-Augmented Generation (RAG) and related technologies.
  • Proficiency in working with vector databases such as Pinecone, Weaviate, or FAISS.
  • Experience with OpenAI API and SDK.
  • Knowledge of prompt engineering techniques and prompt optimization approaches.
  • Hands-on experience with tools for data set collection, evaluation, and validation, like LangSmith, DeepEval/ConfidentAI, etc.
  • Experience with setting up basic CI/CD, for example, with GitHub Actions.
  • Experience with Linux CLI tools.
  • Experience with at least one SQL database and an ORM such as Postgres, MySQL, etc.
  • English language proficiency at B2 level (upper-intermediate) and above.

🟠 Would be a plus:

  • Knowledge of Grafana, Prometheus, and Loki.
  • Preferably, experience in NLP (Natural Language Processing).
  • Basic knowledge of AWS/GCP or Cloudflare for base deployment purposes.

🟠 Responsibilities:

  • Developing LLM integrations from scratch or optimizing existing solutions using embeddings, vector storage, vector search, prompt engineering, and Retrieval-Augmented Generation (RAG).
  • Implementing and managing vector databases for efficient storage and retrieval of embeddings.
  • Working with the OpenAI API and exploring the integration of other AI technologies.
  • Ongoing R&D in AI technologies.
  • Collaborating with the development team and client stakeholders to achieve set business goals.

🟠 Interview steps:

  • Screening with the recruiter (about 30 minutes).
  • Take-home task.
  • Technical interview with the CEO (about 1 hour).
  • Optional live coding session with a Python or TypeScript Developer (about 1 hour).

🟠 By joining us, you will get:

  • Accounting coverage and lawyer support.
  • Paid Vacations.
  • Paid 4 paid public holidays (New Year, Independence Day, Day of the Defender of Ukraine, and Christmas).
  • Flexible working hours and the possibility to work remotely.
  • Best-class working equipment (laptop and accessories).
  • Good conditions for skills development: the possibility of upgrading your English for business needs due to working time and 50% coverage for studying English; the offer of internal workshops; and wellbeing sessions as one-to-one meetings.

🟠 Our office in Lviv:

  • FuturaHUB, located in Lviv (Kulparkivska 200a).
  • An inspiring, modern workplace with a great atmosphere and development culture.
  • “Happy Hours” parties.
  • Yoga and sports training in FuturaHUB.
  • Chill-out area: gaming zone with PlayStations, table tennis & table soccer.
  • Beer, coffee, tea, cookies, etc.
  • Conference rooms.

🟠 Some of our Values:

  • No overtime and pressure.
  • Regular rest and burnout control.
  • Clean relationships within the company and with the client.
  • Responsibility for the own development, ideas, and interests communication, as well as for the problems that stand in the way of this development.
  • Openness to the new, readiness for changes.
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