Flex

Software Development Engineer

Flex$110K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor’s or Master’s degree in Computer Science, Data Science, Engineering, or related field.
  • 5+ years of experience in software engineering, data science, or machine learning.
  • Strong proficiency in C# and SQL with .NET technologies for application development.
  • Experience in building and deploying machine learning models in production environments.
  • Familiarity with MLOps tools and CI/CD pipelines.

Responsibilities

  • Design and develop intelligent web applications that leverage machine learning.
  • Build and deploy machine learning models supporting production systems.
  • Collaborate with stakeholders to translate business needs into technical solutions.
  • Ensure model performance through troubleshooting and optimization techniques.
  • Support the full software lifecycle from data exploration to application deployment.

Benefits

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement
Full Job Description
Job Summary

We are seeking a highly capable Software Development Engineer III (SDE III) who also functions as a Data Scientist, combining strong software engineering expertise with advanced analytics and machine learning capabilities. This position will be based onsite in Austin, TX.

This hybrid role is responsible for designing intelligent web applications, building and deploying ML models, and supporting production systems. You will work across the full lifecycle—from data exploration and model development to scalable application deployment and ongoing support.

What a typical day looks like:

  • Bachelor’s or Master’s degree in Computer Science, Data Science, Engineering, or a related field.
  • 5+ years of experience in software engineering, data science, or machine learning.
  • Strong proficiency in C# and SQL with experience developing frontend and backend applications, APIs, and automation solutions using .NET technologies
  • Python or Vanilla JS experience a plus
  • Experience building, deploying, and supporting machine learning models and data-driven applications in production environments.
  • Knowledge of machine learning frameworks, statistics, data analysis, feature engineering, and model optimization.
  • Strong understanding of software design, data structures, algorithms, and system architecture.
  • Ability to troubleshoot, debug, and resolve complex application and model performance issues.
  • Experience collaborating in Agile development environments and communicating effectively with technical and business stakeholders.
  • Self-motivated with strong problem-solving skills, an ownership mindset, and the ability to independently deliver complex solutions.

The experience we’re looking to add to our team

  • Experience with MLOps tools, CI/CD pipelines, and model monitoring.
  • Hands-on experience with Generative AI, LLMs, and OpenAI APIs.
  • Proven ability to bridge data science experimentation with production-grade software engineering.

What you'll receive for the great work you provide:

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

Job Posting Start Date 08-14-2026 Job Posting End Date 08-19-2026 Job CategoryProduction Engineering

Is Sponsorship Available?

No

About Flex

Flex Ltd. is an American Singaporean-domiciled multinational electronics contract manufacturer. It is the third largest global electronics manufacturing services (EMS), original design manufacturer (ODM) company by revenue, behind only Pegatron for what concerns original equipment manufacturers. Flex has manufacturing operations in over 30 countries, totaling approximately 200,000 employees.
Learn more about Flex
Size
172,648 employees
Market Cap
$9.7 billion
Industry
Net Income
$421 million
Founded
2016
5 Year Trend
+1.8%
Revenue
$23.3 billion
NASDAQ

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