Senior Data Scientist (Optimization)

Tasks:

• Business understanding, Data understanding/preparation, Modeling, Evaluation and Deployment of solutions – following CRISP-DM methodologies.

• Understanding of optimization methodologies including linear/integer/nonlinear programming and heuristics for finding the best solution to the business problem.

• Being able to propose, design and act as Tech Lead/ solution architect in the project.

• Experience with business requirements gathering, transforming them into technical plan, data processing, feature engineering, hypothesis testing, transforming findings into tasks.

• Proactive approach for areas where improvement is needed, like suggestions of improving existing pipelines (tests, support, and improvements).

• Creation and following of standards to improve competency quality.

Requirements:

• At least 7 years in a similar position.

• Commercial experience proven by successful projects in the area of data science.

• Experience in optimization methodologies, including use of various optimization libraries (e.g. CPLEX, Gurobi, ortools, etc.).

• Strong Python coding skills (including Object oriented programming concepts), including using ML libraries and basic working knowledge of SQL.

• Experience in feature engineering techniques and/or usage of external data sources helpful in forecasting problems.

• Experience working in cloud technologies (MS Azure especially, GCP nice-to-have).

• Familiarity with theory behind various machine learning concepts.

• Experience with business requirements gathering, transforming them into technical plan, data processing, feature engineering, models evaluation, hypothesis testing and model deployment.

• Experience in CRISP-DM projects delivery and with Agile project (like Scrum, Kanban).

• Experience in working with client-facing role.

• Experience with leading delivery projects.

• Able to apply independent research, gather information, and give recommendation how to solve problems of diverse scope.

• Great communication skills.

• English at least B2.

Our offer:

• Stable employment. On the market since 2008, 1500+ talents currently on board in 7 global sites.

• “Office as an option” model. You can choose to work remotely or in the office.

• Great Place to Work® certified employer.

• Flexibility regarding working hours and your preferred form of contract.

• Comprehensive online onboarding program with a “Buddy” from day 1.

• Cooperation with top-tier engineers and experts.

• Unlimited access to the Udemy learning platform from day 1.

• Certificate training programs. Lingarians earn 500+ technology certificates yearly.

• Upskilling support. Capability development programs, Competency Centers, knowledge sharing sessions, community webinars, 110+ training opportunities yearly.

• Internal Gallup Certified Strengths Coach to support your growth.

• Grow as we grow as a company. 76% of our managers are internal promotions.

• A diverse, inclusive, and values-driven community.

• Autonomy to choose the way you work. We trust your ideas.

• Create our community together. Refer your friends to receive bonuses.

• Activities to support your well-being and health.

• Plenty of opportunities to donate to charities and support the environment.

• Modern office equipment. Purchased for you or available to borrow, depending on your location.