Full-Time

Junior Backend Engineer

Posted on 9/5/2025

Baselayer

Baselayer

11-50 employees

Modular data center infrastructure with DCIM

Compensation Overview

$122k - $142k/yr

+ Equity 0.05% - 0.25%

San Francisco, CA, USA

Hybrid

In office 3 days/week

Category
Software Engineering (1)
Required Skills
LLM
Python
Machine Learning
REST APIs
Reinforcement Learning
Requirements
  • 1-3 years of experience in backend development, working with Python and building APIs
  • Comfortable working with large-scale data and enjoy optimizing performance for high-volume systems
  • Strong interest in AI/ML integration, particularly with LLMs, and eager to learn about new technologies
  • Prioritize security and compliance in backend systems, especially in regulated environments like KYC/KYB
  • Keen eye for detail and take pride in writing clean, maintainable code while optimizing for performance
  • Thrive in a high-trust, ownership-focused environment and are comfortable working across different levels of abstraction
  • Problem-solver who navigates the unknown confidently
  • Proactive self-starter who thrives in dynamic settings
  • Incredibly intelligent and clever. You take pride in your code
  • Highly feedback-oriented.
Responsibilities
  • Build and maintain RESTful APIs and integrate them with various data sources, ensuring scalability, high performance, and adaptability for autonomous agents in the GTM space
  • Architect and design core backend services that support KYC/KYB processes, leveraging knowledge graphs and LLMs for dynamic use cases
  • Develop and maintain robust data pipelines for identity data processing, focusing on scalability and performance when handling large-scale, high-performance data flows
  • Collaborate with AI/ML teams to integrate models, including reinforcement learning from human feedback (RLHF) and fine-tuning (e.g., LoRA), to improve LLMs for specific use cases within the identity space
  • Build the infrastructure to support future AI/ML hires and projects, creating a scalable platform foundation for continued innovation
  • Ensure backend systems meet industry standards for security, privacy, and compliance, particularly around KYC/KYB regulations
  • Implement optimizations for large-scale data management, ensuring backend services can efficiently process identity data while maintaining reliability
  • Write unit tests, debug issues, and monitor backend services for performance and reliability, while continuously improving backend architecture to handle diverse data and use cases.

Baselayer provides modular data center infrastructure and DCIM software, along with consulting services. Its CORE line (C10, C20) targets scalable core infrastructure, while the EDGE line (X2, XC, XA) focuses on robust edge deployments. The company designs 24/7 systems using operators with multi-discipline expertise and offers custom, over-engineered solutions that aim to save customers money over time. Baselayer sells modular hardware and software and uses consulting to tailor solutions and meet tight schedules.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Chandler, Arizona

Founded

2008

Simplify Jobs

Simplify's Take

What believers are saying

  • Socure partnership integrates Baselayer's Business Identity Network into RiskOS, expanding market reach significantly.
  • Named top 20 KYB leader by Liminal's 2025 report, validating competitive positioning and credibility.
  • Raised $6.5M seed funding in May 2024 to accelerate business verification and fraud prevention growth.

What critics are saying

  • Socure's scale and RiskOS integration commoditizes Baselayer's fraud consortium data, reducing standalone value.
  • Trulioo and LexisNexis capture institutions with broader global KYB coverage and deeper integrations.
  • 25-person team cannot scale to serve 2,000 clients, risking service outages and competitor churn.

What makes Baselayer unique

  • AI-powered platform unifies public records, AI agents, networked intelligence for real-time business risk assessment.
  • Proprietary machine learning searches government records, web, private databases for compliance and fraud insights.
  • Serves 2,000+ financial institutions and government agencies with modular KYB, fraud, credit solutions.

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Benefits

Flexible Paid Time Off

Remote Work Options

Hybrid Work Options

Healthcare

401(k) Retirement Plan

Company Equity

Company News

Baselayer
Aug 7th, 2025
Announcing Our Integration with Socure: Next-Gen Business Identity Verification via RiskOS(TM)

is thrilled to announce that Baselayer has partnered with Socure to bring Baselayer Business Identity Network and Fraud Consortium data directly into Socure's RiskOS(TM) platform.

PR Newswire
Aug 7th, 2025
Socure and Baselayer Partner to Deliver Next-Gen Business Identity Verification via RiskOS(TM)

As highlighted in Liminal's 2025 Business and Entity Verification Report, Socure and Baselayer were both named among the top 20 leaders shaping the future of KYB.

ExploreBit
May 3rd, 2024
EB Daily - 03 May 2024

Baselayer raises USD 6.5M seed funding.

INACTIVE