Competera

In Competera, we are building a place where optimal pricing decisions can be made easily. We believe that AI technologies will soon drive all challenging decisions and are capable of helping humans be better.
We are now seeking a Junior Data Scientist to play a key role in reshaping the way we deliver our solutions.

What you will do

• Conduct Exploratory Data Analysis (EDA) to uncover hidden patterns and formulate hypotheses that shape the modeling strategy.
• Design and analyze A/B tests to measure the impact of your models and ideas.
• Train and evaluate predictive models, (feature engineering/ hyperparameter tuning), for challenges like demand forecasting and price elasticity estimation.
• Map business requirements into well-defined machine learning problems under consultancy.
• Communicate complex model outputs as clear, actionable insights for business stakeholders.
   

You have:

• SQL basics.
• A strong math background (Computer Science-related education is preferred).
• Scientific python toolkit (NumPy, pandas, scikit-learn, Keras / TensorFlow or PyTorch).
• Deep understanding of ML basics: overfitting, metrics, cross-validation, hyperparameter tuning, classification of ML tasks and models (classification, regression, clustering etc.).
• Good communication English skills (Intermediate+).
• 1+ year of hands-on experience in a data science.

Pleasant extras:

• Proven graduation from ML/AI MOOCs (Coursera, etc.).
• Participation in ML competitions (i.e. Kaggle).

Soft skills:

• Analytical mindset and critical thinking to solve complex problems.
• Agile approach, with the ability to experiment and test hypotheses in a dynamic business environment.
• Business-oriented thinking, capable of translating complex models into clear business insights.
• Curiosity and a drive for continuous learning in the data domain.
• Strong team player, able to collaborate across cross-functional teams.

You’re gonna love it, and here’s why:

• Rich innovative software stack, freedom to choose the best suitable technologies.
• Remote-first ideology: freedom to operate from the home office or any suitable coworking.
• Flexible working hours (we start from 8 to 11 am) and no time tracking systems on.
• Regular performance and compensation reviews.
• Recurrent 1-1s and measurable OKRs.
• In-depth onboarding with a clear success track.
• Competera covers 70% of your training/course fee.
• 20 vacation days, 15 days off, and up to one week of paid Christmas holidays.
• 20 business days of sick leave.
• Partial medical insurance coverage.
• We reimburse the cost of coworking.

Drive innovations with us. Be a Competerian.

In Competera, we are building a place where optimal pricing decisions can be made easily. We believe that AI technologies will soon drive all challenging decisions and are capable of helping humans be better. We are now looking for a Senior Software Engineer to take ownership over Data Delivery engineering growth and direction.

Our stack:
Programming Languages: Python.

Tech Stack: PostgreSQL, asyncio, FastAPI, Apache Kafka, ClickHouse, BigQuery, GCS, Scrapy, Selenium, Pyppeteer.

Infrastructure: Kubernetes, Helm, ArgoCD, Grafana, Prometheus, Sentry, OpsGenie.

You could be a perfect match for the position if

You want to:

• Design and implement scalable and efficient services for a web scraping system using Python and relevant libraries.
• Lead the development team in overcoming anti-scraping measures such as CAPTCHAs, rate limiting, and dynamic content loading.
• Mentor and guide junior engineers in the team, fostering their growth and development.
• Automate existing scraper development processes using tools and frameworks to improve efficiency and maintainability.
• Monitor system performance and proactively identify and address any issues.
• Design and implement microservices architecture for modularity and scalability.
• Apply Domain-Driven Design (DDD) principles to ensure clean and maintainable code.
• Stay up-to-date with the latest advancements and best practices in web scraping.

You have:

• 5+ years of experience as a Software Engineer with a strong track record in web scraping.
• Proven expertise in Python and relevant libraries like Scrapy, Selenium, Pyppeteer, Playwright.
• In-depth understanding of web protocols and how modern web works (SSL, proxies, cookies, headers, browsers).
• Experience with anti-scraping detection and bypass techniques.
• Experience with Kafka, Redis, and microservices architecture.
• Familiarity with Domain-Driven Design (DDD) principles.
• Eng — interm +

Pleasant extras:

• Experience with cloud platforms like AWS or GCP.
• Experience with data quality and cleaning techniques.
• Knowledge of machine learning and data analysis techniques.

Soft skills:

• Ability to lead and mentor junior engineers in overcoming technical challenges.
• Proactive approach to identifying and solving problems, seeking out new opportunities.
• Ability to work independently and as part of a team in a fast-paced environment.
• Ability to learn new technologies and adapt to changing web scraping landscapes.

You’re gonna love it, and here’s why:

• Rich innovative software stack, freedom to choose the best suitable technologies.
• Remote-first ideology: freedom to operate from the home office or any suitable coworking.
• Flexible working hours (we start from 8 to 11 am) and no time tracking systems on.
• Regular performance and compensation reviews.
• Recurrent 1-1s and measurable OKRs.
• In-depth onboarding with a clear success track.
• Competera covers 70% of your training/course fee.
• 20 vacation days, 15 days off, and up to one week of paid Christmas holidays.
• 20 business days of sick leave.
• Partial medical insurance coverage.
• We reimburse the cost of coworking.

Drive innovations with us. Be a Competerian.