Senior backend developer

Casefleet; United States; Remote; USD 140,000 - 210,000; Full time

Job summary

Casefleet is seeking a senior backend engineer to lead hands-on development of our document review and evidence processing platform. You will own core services handling very large case collections, with fast, reliable APIs for legal professionals.

You''ll design scalable data models, ingestion pipelines, and search features, while mentoring teammates and guiding architectural decisions. This is a full-time remote role in the United States with substantial ownership.

Qualifications

• Several years of production web backend experience with deep Python.
• Strong Django or equivalent framework, REST API design, and relational databases.
• Deep AWS experience and Terraform for infrastructure as code.
• Solid understanding of caching, indexing, and database performance at scale.
• Experience building CI pipelines and a security-focused mindset.
• Clear written communication suited to remote teams.
• Experience with Redis, OpenSearch/Elasticsearch, and Docker is a plus.

Responsibilities

• Build and maintain backend features for document review, chronologies, transcripts, reporting, and AI-assisted fact extraction.
• Design APIs and data models scalable to hundreds of thousands of documents.
• Develop ingestion and processing pipelines for PDFs, log files, transcripts, and media.
• Maintain full-text search and improve result relevance and reliability.
• Explore language-model applications for litigation workflows with trustworthy output.
• Review code, mentor teammates, and contribute to architectural decisions.

Skills

Python

Django framework

REST API design

Relational databases

Caching & performance

CI pipelines

Security mindset

Written communication

Tools

AWS

Terraform

OpenSearch/Elasticsearch

Redis

Docker

Job description

Role overview

Lead hands‑on backend development for software that supports document review, evidence processing, fact extraction, and reporting. The systems must handle very large case collections while keeping APIs fast, reliable, and useful for legal professionals. This is a full‑time remote role for the US, with substantial ownership and a senior contribution to technical decisions.

Responsibilities

• Build and maintain backend features for document review, chronologies, transcripts, reporting, and AI‑assisted fact extraction.
• Design APIs and data models that remain effective as case collections grow to hundreds of thousands of documents.
• Develop ingestion and processing pipelines for PDFs, load files, transcripts, and media.
• Maintain full‑text search and help improve the relevance and reliability of results.
• Explore practical applications of language models for litigation workflows where users need trustworthy output.
• Review code, mentor colleagues, and contribute to architecture decisions.

Requirements

• Several years building and operating production web backends, with deep Python experience.
• Strong experience with Django or a comparable framework, RESTAPI design, and relational databases.
• Deep AWS experience and fluency with Terraform for infrastructure as code.
• Strong understanding of caching, query tuning, indexing, and database performance at scale.
• Experience building and maintaining CI pipelines, plus a security‑focused approach.
• Clear written communication suited to a remote team.
• Comfort with background jobs, Redis or RQ, OpenSearch or Elasticsearch, and Docker.

Nice to have

• Experience with document processing, search relevance, or production features backed by language models.