Job Description

Reflexive Concepts is seeking a skilled Software Engineer III to join our team!

The Software Engineer will be responsible for evolving an existing Streamlit-based UI prototype into a production-grade interface, with a roadmap toward extending availability beyond the corporate enterprise. The role blends modern front-end development with the data-engineering and big-data tooling that powers the BEAREXPRESS mission within HPDA.

Qualifications: 

• Active TS/SCI + FS Polygraph
• Master's degree in Computer Science or related discipline from an accredited college or university, plus 5 years of experience as a SWE, in programs and contracts of similar scope, type, and complexity OR
• Bachelor's degree in Computer Science or related discipline from an accredited college or university, plus 7 years of experience as a SWE, in programs and contracts of similar scope, type, and complexity OR
• 9 years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

Required Skills + Experience

• Experience using the Linux CLI and Linux tools
• Experience developing Bash scripts to automate manual processes
• Recent software development experience using Python and Java
• Familiar with Streamlit, a Python framework for building interactive web applications
• Experience developing front-end applications using TypeScript, HTML, and CSS
• Experience with JavaScript frameworks such as React, Angular, and Vue
• Familiar with Distributed Big Data processing engines including Apache Spark
• Experience using Jupyter Notebook
• Experience with data wrangling and preprocessing using tools such as pandas, NumPy
• Experience working with structured, semi-structured, and unstructured data such as Parquet, JSON, CSV, XML
• Familiarity with data quality concepts, data validation, and anomaly detection
• Experience with Git Source Control System

Desired Skills + Experience

• Experience using Apache Airflow (DAG design, scheduling, operators, sensors) to orchestrate, schedule, and monitor complex workflows
• Experience with SQL technologies such as MySQL, MariaDB, and PostgreSQL for querying, joining, and aggregating large datasets
• Familiar with HPC Job Scheduling tools including Slurm
• Experience using the Atlassian Tool Suite (JIRA, Confluence)