Big Data Developer

Job Title: Senior Data Scientist

Location: Pune

Job Type: Full-Time

About TVARIT

TVARIT GmbH specializes in developing and delivering cutting-edge artificial intelligence (AI) solutions for the metal industry, including steel, aluminum, copper, cast iron, and more. Our software products empower customers to make intelligent, data-driven decisions, driving advancements in Predictive Quality (PsQ), Predictive Maintenance (PdM), and Energy Consumption Reduction (PsE), etc.

With a strong portfolio of renowned reference customers, state-of-the-art technology, a talented research team from prestigious universities, and recognition through esteemed awards such as the EU Horizon 2020 AI Prize, TVARIT is recognized as one of the most innovative AI companies in Germany and Europe.

We are looking for a self-motivated person with a positive "can-do" attitude and excellent oral and written communication skills in English.

About the Role

We are looking for a highly skilled and motivated Senior Data Scientist who is passionate about solving complex data problems and developing cutting-edge solutions. This role requires someone with a strong technical background in data science, with full-stack development exposure from requirement gathering to solution deployment. The ideal candidate will be comfortable working as an individual contributor and as an active team member.

Key Responsibilities

· Translate business challenges into ML solutions by understanding customer needs and the broader context.

· Perform exploratory data analysis (EDA) and feature engineering on large-scale datasets.

· Write clean, efficient, and maintainable Python code for data processing, modeling, and analysis, following MLOps best practices.

· Build, optimize, deploy, and monitor scalable machine learning models and pipelines on cloud platforms (Azure preferred; AWS/GCP is a plus)

· Actively participate in code reviews, technical discussions, and knowledge-sharing sessions to drive innovation and best practices.

· Lead client discussions and present actionable insights and recommendations to stakeholders effectively.

· Mentor junior data scientists, providing guidance on model development, best practices, and technical problem-solving.

Qualifications

· Bachelor’s or master's degree in Metallurgy, mechanical, IT, Computer, or a related field from IIT, NIT, or top university.

· 4+ years of experience in data science and machine learning.

· Experience in the metal industry, manufacturing industry, or similar industry exposure

Technical Skills

· Strong Python programming skills with experience in libraries like Pandas, Scikit-learn, TensorFlow, or PyTorch.

· Strong foundation in ML & AI, covering statistical analysis, time series forecasting, deep learning, and optimization, with expertise in ML techniques like Random Forest, Gradient Boosting, Neural Networks, SVM, Clustering, PCA, Reinforcement Learning and and optimization algorithms.

· Proficiency in cloud platforms such as Azure [Preferred], AWS, or GCP.

· Good to have experience with real-time AI model deployment in industrial environments [On-premises, cloud or edge]

· Familiar with SQL and NoSQL databases.

· Understanding of MLOps, including model versioning, monitoring, and deployment.

· Good to have knowledge of deep learning architectures and techniques for computer vision, NLP, and generative AI is plus

· Strong analytical and problem-solving skills with a structured approach to debugging and optimization.

· Effective communicator and team collaborator in agile, fast-paced environments.

· Ability to work in a fast-paced, agile environment and adapt to changing priorities.

Job Title: QA Engineer – WebUI Automation (WebdriverIO) Location: Remote (India)

Work Hours: Full-time, UK Hours

About BigRio:

BigRio is a remote-based, technology consulting firm headquartered in Boston, MA. We specialize in delivering advanced software solutions that include custom development, cloud data platforms, AI/ML integrations, and data analytics. With a diverse portfolio of clients

across industries such as healthcare, biotech, fintech, and more, BigRio offers the opportunity to work on cutting-edge projects with a team of top-tier professionals.

Job Description:

BigRio is seeking a highly skilled and detail-oriented QA Engineer with a strong background in WebUI testing and automation using WebdriverIO. The ideal candidate will be passionate about ensuring software quality and possess experience working in agile, fast-paced

environments. You will play a key role in our QA team, designing and executing test strategies for modern web applications.

Key Responsibilities:

·        Design, develop, and execute automated test scripts using WebdriverIO

·        Perform functional, regression, and UI testing across web-based applications

·        Collaborate closely with developers, product owners, and other QA engineers to ensure test coverage and quality standards

·        Develop and maintain robust test automation frameworks

·        Identify, document, and track bugs using test management and issue tracking tools

·        Review product requirements and technical documentation to write effective test cases

·        Contribute to the continuous improvement of QA processes and best practices

Required Skills & Experience:

·        3+ years of experience in QA with a focus on WebUI automation testing

·        Strong hands-on experience with WebdriverIO and related automation frameworks

·        Proficient in JavaScript/TypeScript for test automation

·        Familiarity with CI/CD pipelines and integration of automated tests

·        Experience in working with tools like Jenkins, Git, JIRA, and test management tools

·        Solid understanding of software QA methodologies, tools, and processes

·        Excellent analytical and problem-solving skills

·        Strong verbal and written communication skills

Nice to Have:

·        Experience with other testing tools like Selenium, Cypress, or Playwright

·        Knowledge of BDD tools like Cucumber

·        Exposure to cloud-based test execution platforms (e.g., BrowserStack, Sauce Labs)

This position is for a tester with strong coding skills who likes challenges - someone who is constantly striving for excellence in software test automation.

Responsibilities include:

• Develop automated test cases on a day-to-day basis
• Gather and prioritize user requirements, feed these requirements into overall Automation Framework requirements and test plans
• Train team members on tool use and test automation tools, practices, techniques and best practices
• Communicate cross-functionally throughout the engineering organization
• Continuously monitor and boost test coverage across the product

Minimum Job Qualifications:

• Bachelor’s degree or better in CS or related field, with 3+ years experience in software test.
• Exposure to best practices in SQA including code reviews, debugging, troubleshooting and CI processes
• Experience in backend Testing using Java, API-Testing,Rest assured ,and Performance testing using Jmeter
• Excellent communications and technical presentation skills
• Initiative to research and build solutions to tough problems in domains like Flash, OpenGL, WebGL where off-the-shelf automation tools might not be available
• Some experience/comfort with working in a Linux/Unix environment
• Excellent analytical, problem-solving, troubleshooting skills.

Preferred (Bonus) Qualifications:

• Knowledge of current build and test automation tools and processes, such as JUnit/TestNG, Maven, Jenkins, Mockito, JBehave, Git, etc
• Experience with whitebox testing, code reviews, SDK testing
• Experience with performance testing, stress testing, and advanced aspects of system testing automation.
• Knowledge of at least one scripting language (Python, Bash, Ruby or comparable).

• Candidate should have strong knowledge of Javascript and HTML5 Canvas
• Should have knowledge of HTML5 Canvas Drawing Pad
• Experience in HTML5 Canvas is a must
• Thorough semantics-level understanding of HTML5 Canvas
• Good understanding of JavaScript programming and DOM manipulation
• Understanding and deployment of Responsive Web Design
• Understanding of how web design/dev is related to web Performance

• Candidate should be available to join immediately