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Mid Level Software Engineer Jobs in Millbrae, CA

RheoSense, Inc.

Software Engineer

San Ramon, CA · On-site

$120K - $155K/yr

Minimum Qualifications (Mid-Level Software Engineer) * 3+ years of professional, hands-on Windows development experience (C# / .NET, C++). * Experience developing WinForms and/or WPF/XAML ...

CreativeCircle

Software Engineer

San Mateo, CA · On-site

$90 - $95.79/hr

... mid-level software engineer with strong C++ skills and experience processing large-scale datasets ... Candidates who have built robust data pipelines, backend services, or distributed systems (and have ...

Rainier Recruiting

Software Engineer

San Francisco, CA · Remote

Location: 100% remote, anywhere in the US, but observing 10am-3pm PST working hours Compensation: $140,000 plus bonus and equity We're looking for a mid-level Software Engineer to take ownership of ...

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All JobsMid Level Software Engineer JobsMid Level Software Engineer Jobs in Millbrae, CA

Mid Level Software Engineer information

See Millbrae, CA salary details

$73.7K

$171.3K

$238.6K

How much do mid level software engineer jobs pay per year?

As of Jul 28, 2026, the average yearly pay for mid level software engineer in Millbrae, CA is $171,264.00, according to ZipRecruiter salary data. Most workers in this role earn between $139,300.00 and $200,800.00 per year, depending on experience, location, and employer.

What is a Mid Level Software Engineer job?

A Mid Level Software Engineer is a professional with a few years of experience who develops, tests, and maintains software applications. They work independently on tasks, contribute to code reviews, and collaborate with teams to design and implement solutions. Mid-level engineers are expected to write clean, efficient code, troubleshoot issues, and improve system performance. They may also mentor junior developers and participate in architectural discussions. Typically, they have strong problem-solving skills and proficiency in programming languages relevant to their role.

What typical responsibilities can I expect as a Mid Level Software Engineer?

As a Mid Level Software Engineer, you will be involved in designing, coding, testing, and maintaining software applications, often working on both new and existing projects. You’ll collaborate with other engineers, product managers, and QA teams to deliver features that meet business requirements, while also participating in code reviews and contributing to architectural decisions. Your responsibilities may also include troubleshooting bugs, refining development processes, and occasionally mentoring junior engineers. This role typically offers a blend of technical challenge, teamwork, and opportunities for continued skill development.

What are the key skills and qualifications needed to thrive in the Mid Level Software Engineer position, and why are they important?

To thrive as a Mid Level Software Engineer, you need a solid understanding of software development principles, programming languages such as Java, Python, or C#, and a bachelor’s degree in computer science or a related field. Experience with version control systems like Git, familiarity with agile methodologies, and sometimes certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are advantageous. Strong problem-solving skills, teamwork, and effective communication are standout soft skills in this position. These combined skills enable engineers to deliver high-quality code, collaborate efficiently within development teams, and adapt to evolving project requirements.

What are the most commonly searched types of Software Engineer jobs in Millbrae, CA? The most popular types of Software Engineer jobs in Millbrae, CA are:
What cities near Millbrae, CA are hiring for Mid Level Software Engineer jobs? Cities near Millbrae, CA with the most Mid Level Software Engineer job openings:
Mid Level Software Engineer jobs near you
Infographic showing various Mid Level Software Engineer job openings in Millbrae, CA as of June 2026, with employment types broken down into 86% Full Time, 10% Part Time, and 4% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $171,264 per year, or $82.3 per hour.
Software Engineer (Contract)

Software Engineer (Contract)

VantageScore

San Francisco, CA

$70 - $80/hr

Contractor

Posted 6 days ago

Job description

About The Role

We are seeking a mid-level Software Engineer with strong Python experience to join our growing engineering team. You will design, build, and maintain scalable applications and services, collaborate cross-functionally, and help drive best practices in coding, testing, and deployment.

This role is ideal for an engineer who is comfortable working in fast-moving environments and is passionate about building high-quality software.
This is a 1099 independent contractor position.

Key Responsibilities

  • Design, develop, and maintain backend services, APIs, and data pipelines using Python.
  • Migrate and convert existing SAS code to Python, ensuring functionality and performance parity.
  • Collaborate with product managers, designers, and fellow engineers to define requirements and deliver solutions.
  • Write clean, maintainable, and well-tested code.
  • Participate in code reviews and provide constructive feedback.
  • Debug, troubleshoot, and improve application performance and reliability.
  • Contribute to architectural discussions and implementation strategies.
  • Help automate workflows and improve development processes.
  • Maintain documentation of systems, workflows, and features.
  • Support production systems and participate in on-call rotations (if applicable).

Required Qualifications:

  • Bachelor's Degree
  • Candidates must be based within 1 Hr. commuting proximity to our office in the San Francisco Peninsula
  • 3–5 years of professional software development experience.
  • Strong proficiency in Python and familiarity with frameworks such as Django, Flask, or FastAPI.
  • Experience building RESTful or GraphQL APIs.
  • Solid understanding of software engineering fundamentals: data structures, algorithms, OOP.
  • Experience with relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB).
  • Familiarity with version control (Git) and CI/CD pipelines.
  • Working knowledge of cloud platforms (AWS, GCP, or Azure).
  • Ability to write unit/integration tests.
  • Excellent problem-solving and communication skills.

Preferred:

  • Experience with AWS services (Lambda, EC2, DynamoDB, S3, API Gateway, etc.).
  • Experience with containerization (Docker, Kubernetes).
  • Data pipeline or ETL experience.
  • Experience with Terraform for infrastructure as code.
  • Experience with monitoring and observability tools.
  • Experience with SAS.
  • Exposure to Agile/Scrum methodologies.

Compensation: $70 - $80/HR