Personalis

Software Engineer 2

Personalis$130K — $155K *
Pharmaceuticals & Biotech
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • B.S. degree in Computer Science, Engineering, or related field.
  • 2-5 years of professional software development experience.
  • Strong proficiency in Python or Java.
  • Proven experience with AWS for application deployment.
  • Solid experience with relational databases and REST API development.
  • Experience with version control systems like Git.
  • Excellent problem-solving skills for complex tasks.

Responsibilities

  • Design, develop, test, and maintain LIMS software systems and features.
  • Develop and optimize backend services and APIs with Python/Java.
  • Implement solutions using relational and graph databases.
  • Take ownership of AWS service deployment and maintenance.
  • Participate in code reviews, design discussions, and technical documentation.
  • Troubleshoot complex technical issues in development and production.
  • Collaborate with cross-functional teams to translate business needs into technical solutions.

Benefits

  • Opportunity to own significant features and projects end-to-end.
  • Deepen expertise in AWS services and cloud architecture.
  • Valuable experience in a regulated life sciences environment.
  • Clear career growth pathways into a senior engineering role.
Full Job Description
Summary:

We are seeking a Software Engineer II to design, develop, and maintain our Laboratory Information Management Systems (LIMS). This role is a key contributor to our engineering team, taking ownership of feature development for both existing systems and new cloud-based platforms. You will work with senior engineers to tackle complex problems and deliver high-quality, scalable solutions that power our laboratory operations in a regulated environment.

Onsite: Monday, Tuesday, and Thursday

Responsibilities:
  • Design, develop, test, and maintain software systems and features supporting laboratory operations.
  • Develop and optimize backend services and APIs using Python and/or Java.
  • Implement solutions using a variety of database technologies, including relational and graph databases.
  • Take ownership of deploying and maintaining services in our AWS cloud environment.
  • Actively participate in code reviews, design discussions, and technical documentation to ensure quality and maintainability.
  • Troubleshoot and resolve complex technical issues in development and production environments.
  • Collaborate with cross-functional teams to translate business requirements into robust technical solutions.

Qualifications:
  • B.S. degree in Computer Science, Engineering, or a related technical field.
  • 2-5 years of professional software development experience.
  • Strong proficiency in at least one programming language such as Python or Java.
  • Proven experience building and deploying applications on AWS.
  • Solid experience with relational databases (e.g., PostgreSQL, MySQL) and developing REST APIs.
  • Experience with version control systems (e.g., Github, Bitbucket) and CI/CD concepts.
  • Excellent problem-solving skills and the ability to work independently on complex tasks.

Preferred:
  • Experience with web frameworks like Flask or FastAPI.
  • Familiarity with modern JavaScript frameworks (e.g., React, Angular, or Vue.js).
  • Experience in the life sciences, healthcare, or another regulated industry.
  • Familiarity with containerization technologies (e.g., Docker).
  • Exposure to graph databases or NoSQL technologies.

What You'll Gain:
  • Opportunity to take ownership of significant features and projects from design to deployment.
  • Deepen your expertise in AWS services and cloud architecture.
  • Gain valuable experience working in a regulated life sciences environment.
  • Clear pathways for career growth into a senior engineering role through mentorship and impactful work.

The hiring range for this position is $130,000 to $155,000 per year, which may factor in various geographic regions. The base pay actually offered will take into account internal equity and also may vary depending on the candidate's geographic region, job-related knowledge, skills, and experience among other factors. Our full-time regular positions also include an annual performance-based bonus (or a sales incentive plan) and long-term incentive units (equity) provided as part of our compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the level and position offered.

#LI-KK1 #LI-Hybrid

About Personalis

Personalis is a biotechnology company that specializes in genomic sequencing and analysis. The company provides services to pharmaceutical and biotech companies, as well as research institutions. Personalis was founded in 2011 and is headquartered in Menlo Park, California.
Learn more about Personalis
Size
325 employees
Market Cap
$80.6 million
Industry
Net Income
-$41.2 million
Founded
2011
Revenue
$78.6 million
NASDAQ

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