Python Backend Developer

Job Title: Backend Developer 
Location: Mc Lean, VA
Duration : 8+ months Contract

Must Have Qualifications: 7+ years of backend development- Python required. Strong 

database skills-SQL Server or DB2, data extraction using Snowflake, and solid data 

analysis experience.

Interview Information:  

Rounds: 2 Rounds  

Duration: 30 minutes|60 minutes  

Interview Type: Virtual-video mandatory| On-site interview required. 

Supplier Vetting Questions: Glider assessment (or similar) on Python, Microservices, 

Database Domain, and Snowflake.  

JOB DESCRIPTION 

Today, Client makes home possible for one in four home borrowers and is one of the 

largest sources of financing for multifamily housing. Join our smart, creative and dedicated 

team and you’ll do important work for the housing finance system and make a difference in 

the lives of others. 

Responsibilities: 

· Work closely with LPMS Business, SF Securitization, and I&CM BTO support teams to 

support technology delivery activities in support of Data Transformation Program. 

· Play a key role in analyzing and converting complex SQL queries to align with new data 

sources, supporting large-scale data migrations, and ensuring seamless data integration 

across multiple systems. 

· Update LPMS applications to source securitization data from Nexus. 

· Support and execute data migration activities, ensuring data integrity and accuracy. 

· Work with Snowflake for data warehousing, migration, and advanced analytics. 

Basic Requirements: 

· 7+ years of Python and microservices experience is a must.

· 5+ years of hands-on experience with SQL, including complex query analysis and 

optimization. 

· 1 – 3 years of experience in integrating with Snowflake APIs and/or GraphQL for data 

extraction and manipulation. 

· 7-10 years of IT experience in design, development, integration and testing of software 

solutions based on Python, REST/SOAP Webservices, and web development. 

· 7-10 years of experience with relational databases including Sybase, SQL Server, and 

MySQL. Good knowledge and experience with database technologies such as SQL and 

NoSQL 

· Demonstrated ability to analyze and join large datasets across multiple sources. 

· Proficient in integrating with Snowflake APIs and/or GraphQL for data extraction and 

manipulation. 

· 3-5 years of experience with managing, building, and deploying code through tools 

including Jira, Eclipse, GIT, Bitbucket, Gradle, Docker, and Jenkins. 

· 3-5 years of experience designing and executing unit tests using python testing framework 

based on business requirements and functional specifications.  

· Experience with popular Python frameworks such as Django, and FAST API. 

· In-depth understanding of the Python software development stacks, ecosystems, 

frameworks and tools such as Numpy, Scipy, Pandas, Dask, spaCy, NLTK, sci-kit-learn. 

· Bachelor’s degree in computer science or related field. 

Preferred Skills: 

· Work independently contributing to the success of assigned project(s). 

· Collaborate with cross-functional teams including data architects, business analysts, and 

project managers. 

· Demonstrated business acumen, problem solving skills, intellectual maturity, and 

relationship management skills. 

· Prior Freddie Mac experience and understanding Corporate Data Warehouse is a plus. 

· Experience with ETL tools and data pipeline orchestration