Need:: Python Developer - McLean VA *** NO h1B *** W2 position

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Joseph Adams

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Mar 11, 2026, 11:28:28 AM (4 days ago) Mar 11
to jos...@sonsoftinc.com

Hi Professionals-

 

*** THIS IS A W2 POSITION   **LOCALS ONLY

 

In person interview REQUIRED

 

HOT: Python Developer- Freddie Mac- In person interview.

Python Developer

McLean VA – 100% onsite role

Pay Rate: $65/hr + benefits  

Role Overview

  • Position: Java or Python Developer (contractor role; potential contract-to-hire)
  • Location: Fully onsite, 5 days a week
  • Duration: 6-month potential contract-to hire role
  • Restrictions: US Citizen, Green Card only.
  • Interview: Will require in person interview – 1 90 minute technical interview for 7/14 or 7/15

 


Ideal Candidate Profile

  • 5+ years of strong development experience in JavaPython, or both
  • Must have strong mathematical aptitude and experience with data streaming platforms
  • Familiarity with machine learning frameworks like NumPy and Pandas
  • Spring Boot (Java) and Flask (Python) experience required
  • Must be able to code comfortably in Python or Java, with preference toward aptitude and ability to learn quickly
  • Preference: Someone strong in either Java or Python is acceptable if they demonstrate strong numerical and problem-solving skills

Interview & Vetting Details

  • Format: One 90-minute technical interview (coding + numerical problem-solving)
  • Programming assessment will involve numerical/data-focused problem-solving; screen share required with all windows visible
  • Strong emphasis on math aptitudedata structures, and clean, efficient coding

Vetting Question
Please ensure your candidates are prepared to speak about:

  • Their most recent development project
  • Technologies and tools used
  • Whether they lean more toward Python or Java
  • Any experience related to machine learning or data streaming

Project Context
The project focuses on market trading and pricing prediction. It collects data from sources like Bloomberg and trading exchanges, then uses machine learning algorithms trained nightly (on 5-day trading data) to predict realistic price spreads.

  • The front-end service is built in Java to integrate with enterprise tech/APIs
  • The back-end machine learning models are in Python, training data daily and interfacing with Java services
  • This project provides a valuable opportunity for candidates interested in real-world applications of ML in trading

Notes from Sihari (Tech Lead):

  • Open to candidates who are very strong in either Python or Java
  • Priority is given to analytical/mathematical strength, then technical stack
  • Willing to train someone strong in one language who shows potential to pick up the other
  • No hard preference for language – the goal is quality, aptitude, and adaptability
  • Must be able to demonstrate strong, independent problem-solving on video (cheating will be flagged immediately)

Final Notes

  • Interview preference is for Python, with emphasis on numerical logic and Pandas

 

168271 Submission format – please complete in full:

First Middle Last Name

Pay Rate:  

Skill Highlights- please indicate the # of years on each of the following skills:

  • Python
  • Java
  • Spring Boot
  • Numpy
  • Machine Learning
  • Pandas
  • Banking Industry experience
  • Trading platform experience

 

Visa Status:

Location:

Availability to interview in-person on 7/14 and 7/15:

Availability to start:

LinkedIn Profile: 

Phone Number:

Email Address:

Last 4 of SSN:

MM/DD of birth:

Please attach resume and copy of ID (need name and picture clear, all other information can be blurred/blacked out)

 

 

 

 

Thanks and Regard,

 

Joseph Adams

|jos...@sonsoftinc.com| |joseph...@sonsoftinc.com|

|www.sonsoftinc.com|

LinkedIn: https://www.linkedin.com/in/md-waseemuddin-joseph-adams-9121a22b/

               https://www.linkedin.com/in/waseem-uddin-810227344/

|Yahoo IM: josep...@yahoo.com|

|fax: 678 317 9601|

|Land O' Lakes, Florida, United States|

"Coming together is a beginning. Keeping together is progress. Growing together is success...."

 

 

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