Join Us as a Senior Data Scientist at Jappware

About the company:

Jappware is a software development company that delivers innovative and reliable digital solutions for international clients.

We specialize in end-to-end product development — from ideation and design to architecture, development, and DevOps support.

About the project:

We are looking for a Senior Data Scientist to join our growing team in Lviv or remotely.

We’re building a brand-new Real Estate platform with an AI-powered Lead Generation Pipeline at its core.

This is a hands-on role combining Data Science, Analytics, and Data Engineering—perfect for someone who wants to build from scratch and influence product direction.

Responsibilities:

Build the end-to-end Lead Generation Pipeline for Real Estate
Create and manage structured property feature sets
Run EDA, modeling, and hypothesis testing
Design and maintain ETL/ELT pipelines
Work with feature stores (Parquet, etc.)
Collaborate with engineering to integrate models into production
Shape data architecture and validate product ideas through prototypes

Requirements:

5+ years in Data Science
Strong Python & SQL knowledge
Proven ability to build analytical and data pipelines from scratch
Experience with LLM-based systems development (RAG, agents, inference)
Experience in LLM optimization (latency, cost, caching)
Experience taking GenAI solutions to production from scratch
Hands-on, autonomous, proactive mindset
Strong communication and analytical thinking skills

What we are offering:

Challenging and innovative environments.
Flexible schedule and remote-friendly culture.
20 paid vacations and 15 sick leave days.
Quarterly budget for learning & development activities.
Team events, workshops, and internal tech meetups.
IT Club membership.

Steps to Expect in Jappware's Hiring Process:

Intro Interview
Technical Interview
Offer

Our Mission:

To build innovative software in trustworthy partnerships.

We aim to become a reliable and forward-thinking technology partner, helping businesses grow through innovation and mutual trust.

Our Value:

Trust - Every successful partnership is built on openness, honesty, and sincerity.

Openness - We encourage people to share ideas freely and foster transparent communication.

Partnership - We treat our clients’ and teammates’ goals as our own.

Proactiveness - We act ahead of possible outcomes and anticipate challenges to deliver the best results.

Social Responsibility:

At Jappware, we stand with our people and our country.

We proudly support Ukraine’s resilience, innovation, and global contribution to the IT Community.

Through donations, volunteering, and social initiatives, we help strengthen our local communities and the nation’s future.

Jappware stands with Ukraine - Glory to Ukraine!