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xAQUA India
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Kolkata · On-site · 5-8 Yrs · Oct 3
1 views
1 open role0 posted in 7d1 in 30d
Hiring: Engineering
Job description
Overview
Senior Python Developer to lead the development of scalable, high-performance backend systems and data-driven applications.
Responsibilities
- Design and develop robust Python-based backend services and microservices.
- Build RESTful APIs and integrations with third-party systems and internal tools.
- Work with data workflows involving ingestion, transformation, and validation.
- Develop and maintain ETL/ELT pipelines using Python, SQL, and Airflow.
- Collaborate with DevOps teams to deploy, monitor, and scale applications in cloud environments (AWS, Azure, GCP).
- Optimize code for performance, scalability, and maintainability.
- Write unit and integration tests, participate in code reviews, and follow CI/CD best practices.
- Work with cloud storage, databases, and data lake technologies like S3, Parquet, and DuckDB.
- Collaborate with data scientists, analysts, and engineers to enable data access and modeling.
Qualifications
- 5+ years of experience in backend software development, primarily in Python.
- Strong understanding of OOP, modular design, and Python design patterns.
- Experience with web frameworks (e.g., Flask, FastAPI, Django).
- Hands-on experience with data processing tools like Pandas, SQLAlchemy, PyArrow.
- Proficiency with SQL and database technologies (PostgreSQL, DuckDB, etc.).
- Experience with Airflow for workflow orchestration.
- Knowledge of building scalable, distributed applications and microservices.
- Familiarity with cloud platforms (AWS, Azure, GCP) and containerization tools (Docker, Kubernetes).
- Solid understanding of version control (Git), testing frameworks (PyTest), and CI/CD pipelines.
- Excellent problem-solving, debugging, and communication skills.
Nice to have
- Experience with data processing frameworks like Apache Spark or Vaex.
- Familiarity with data storage formats and tools like Parquet, Iceberg.
- Exposure to data streaming platforms (Kafka, Kinesis, Flink).
- Experience integrating backend systems with AI/ML pipelines or BI platforms.
- Understanding of security standards and compliance (GDPR, HIPAA, SOC2).
- Background in metadata-driven or event-driven architectures.
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Job application FAQ
Last updated 30 October 2026
- How do I apply for Senior Python Developer/Data Engineer at xAQUA India?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. xAQUA India may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this Senior Python Developer/Data Engineer role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is Senior Python Developer/Data Engineer remote or on-site in Kolkata, West Bengal?
- This listing is marked on_site with location Kolkata, West Bengal. Confirm details on the job description before applying.
- What skills matter for this Senior Python Developer/Data Engineer role at xAQUA India?
- This is a senior Senior Python Developer/Data Engineer role. Key skills include skills listed in the job description. Feedback AI highlights matched vs missing skills on your profile after signup.