Senior Data Scientist

Software Engineer

This is an opportunity to work at the intersection of software development, machine learning, and financial data—delivering real-world impact from day one.

You’ll develop tools, infrastructure, and applications that transform raw data into actionable insight. You'll collaborate closely with analysts, quants, and operations teams to build production-ready systems that drive decision-making across the firm.

Roles & Responsibilities:

• Design and build robust, maintainable software systems to support data pipelines, analytics, and AI applications.
• Collaborate with domain experts to scope, build, and iterate on AI-driven tools tailored to business needs.
• Develop efficient data ingestion, transformation, and validation pipelines using Python, SQL, and modern libraries.
• Integrate large language models (LLMs) and generative AI APIs (e.g., OpenAI, HuggingFace) into internal tooling.
• Create clean, intuitive user interfaces and data visualizations with libraries like Plotly and Dash.
• Optimize database access and performance for large structured and semi-structured datasets.
• Ensure tools are scalable, secure, and aligned with end-user workflows and UX needs.
• Take projects from concept to production, including testing, documentation, deployment, and iteration.

Qualifications

• Strong programming skills in

  Python

  , with exposure to software engineering best practices (version control, testing, modular code).
• Proficiency with

  SQL

  and relational databases.
• Experience working with

  data pipelines

  ,

  ETL workflows

  , and

  data wrangling

  techniques.
• Familiarity with

  ML frameworks

  such as PyTorch, and data libraries like Pandas and Numpy.
• Exposure to

  generative AI

  or LLM APIs and frameworks (e.g., OpenAI, Cohere, HuggingFace Transformers, DSPy, LangChain).
• Understanding of fundamental

  machine learning

  and

  data science

  concepts.
• Strong written and verbal communication skills, especially in explaining complex technical topics to diverse stakeholders.
• User-focused mindset: you care about who’s using your tools and how to make them intuitive, reliable, and useful.
• Team-oriented: you work well with others, ask great questions, and contribute to a collaborative culture.

Interested candidates can share your updated resume at vishnu.gadila@cesltd.com