KMM Technologies, Inc.
Senior Big Data Developer
Rockville, Maryland · Senior
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odds of building a lasting career here
Thin sponsorship signal and lottery-bound (~15% per draw). A low-probability bet with your clock running. Prioritize cap-exempt roles and proven entry-level sponsors first.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
The bottom of this range ($75) is below the Level I prevailing wage of $102,086. An H-1B cannot be filed below the prevailing wage, so an offer at the floor of this band could not be sponsored as posted.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · Washington-Arlington-Alexandria, DC-VA-MD-WV. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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About the role
- The ideal candidate will have deep expertise in distributed systems, cloud platforms, and modern big data technologies such as Hadoop, Spark etc.
Responsibilities
- Design, develop, and maintain large-scale data processing pipelines using Big Data technologies (e.g., Hadoop, Spark, Python, Scala).
- Implement data ingestion, storage, transformation, and analysis of solutions that are scalable, efficient, and reliable.
- Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions.
- Optimize and enhance existing data pipelines for performance, scalability, and reliability.
- Develop automated testing frameworks and implement continuous testing for data quality assurance.
- Work with data scientists and analysts to support data-driven decision-making across the organization.
- Ability to write and maintain automated unit, integration, and end-to-end tests
Requirements
- Demonstrated technical expertise in Object Oriented and database technologies/concepts which resulted in deployment of enterprise quality solutions.
- Past experience with developing enterprise quality solutions in an iterative or Agile environment.
- Ability to maintain focus and develop proficiency in new skills rapidly.
- Ability to work in a fast paced environment.
- Experience with object oriented programming languages such as Java, Scala or Python.
Nice to have
- Experience with managing production data pipelines/ETL systems
- Experience with CI/CD
- Experience writing test cases
- AWS certifications
- Bachelor's degree in Computer Science, Information Systems or related discipline with at least five (5) years of related experience, or equivalent training and/or work experience
- Master's degree and past Financial Services industry experience preferred.
Skills
- AI Tool Proficiency: Hands-on experience with AI development tools (GitHub Copilot, Q Developer, ChatGPT, Claude, etc.)
- Technical Background: Strong software development background with ability to contribute to technical discussions
- Agile Methodology: Extensive experience with Scrum, Kanban, and continuous improvement practices
- Big Data technologies
- Experience with Big data technologies such as Hadoop, Spark, Hive & Trino
- Evaluate understanding of common issues like:
- Data skew and strategies to mitigate it.
- Working with massive data volumes in PetaBytes.
- Troubleshooting job failures due to resource limitations, bad data, scalability challenged.
- Look for real-world debugging and mitigation stories.
- Prompt Engineering: Proficiency in crafting effective prompts for AI coding assistants and analysis tools
- Data Analysis: Ability to interpret AI-generated insights and translate them into actionable team improvements
Compensation
- $0k-$0k
Benefits
- Education/Experience
Visa & Work Authorization
- Only H1B on C2C through employers
This listing is sourced directly from KMM Technologies, Inc.'s careers page and normalized into a canonical job model.