Staff Software Engineer at Tellius

San Francisco, California, United States

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Not SpecifiedCompensation

Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Technology, AI, AnalyticsIndustries

Requirements

2-6 years of professional software engineering experience
Deep knowledge of AI engineering and agent frameworks (LangChain, LlamaIndex, or similar)
Strong backend skills with Python, SQL, and database design
Experience working with data systems and building scalable infrastructure

Responsibilities

Architect and implement core infrastructure for AI agents and orchestration (e.g., LangChain, custom frameworks)
Build and optimize backend services using Python and SQL to support AI workloads
Engage with design partners and early customers to validate architecture, use cases, and product direction
Develop robust data pipelines and work with large, complex datasets
Contribute to agentic application design, grounding LLMs in structured data and business logic
Collaborate with AI researchers, product managers, and design to ship production-ready features
Collaborate with and mentor junior engineers

Skills

Key technologies and capabilities for this role

PythonSQLLangChainLlamaIndexSparkScalaETLData PipelinesDatabase DesignAI Agents

Questions & Answers

Common questions about this position

What experience level is required for this Staff Software Engineer role?

The role requires 2-6 years of professional software engineering experience.

What are the must-have technical skills for this position?

Candidates need deep knowledge of AI engineering and agent frameworks like LangChain or LlamaIndex, strong backend skills with Python, SQL, and database design, plus experience with data systems and scalable infrastructure.

What is the company culture like at Tellius?

Tellius offers a small team environment with big ownership, where your work directly shapes the product, and emphasizes collaboration with strong product-market momentum.

Is this a remote position or does it require office work?

This information is not specified in the job description.

What is the salary or compensation for this role?

This information is not specified in the job description.

Tellius

Decision intelligence platform for data analysis

About Tellius

Tellius provides a decision intelligence platform that combines data exploration, visualization, and machine learning to assist businesses in making informed decisions. The platform enables organizations to analyze large datasets, uncover insights, and predict future trends, which is essential for optimizing operations, enhancing customer experiences, and increasing revenue. Tellius caters to a wide range of clients, including Fortune 100 companies and B2B enterprises, by offering features like automated machine learning, interactive visualizations, and predictive analytics. Unlike many competitors, Tellius allows users to derive insights without needing extensive data science expertise. The company operates on a subscription-based software-as-a-service (SaaS) model, providing clients with scalable access to its cloud-hosted platform. The goal of Tellius is to empower businesses to make data-driven decisions efficiently and effectively.

Reston, VirginiaHeadquarters

2016Year Founded

$32.4MTotal Funding

SERIES_BCompany Stage

Data & Analytics, Enterprise Software, AI & Machine LearningIndustries

51-200Employees