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Jahnel Group · 1 day ago

Senior Backend Engineer (AI/Data Platform)

Brooklyn, New York, United States

Full-time

Onsite

Senior Level

5+ years exp

Jahnel Group’s mission is to provide the absolute best environment for software creators to pursue their passion by connecting them with great clients doing meaningful work. The Senior Backend Engineer (AI/Data Platform) will lead the architecture of scalable systems for an AI-powered procurement platform, integrating LLMs and managing complex data ingestion pipelines while collaborating closely with the founding team.

Information TechnologyProduct DesignSoftware

Growth Opportunities

H1B Sponsor Likely

Responsibilities

Designs and implements scalable systems for data ingestion, transformation, and AI workflows using Python, NestJS, and PostgreSQL

Integrates LLM APIs (OpenAI, Anthropic, etc.) into production environments using frameworks like LangChain to enable intelligent sourcing decisions

Owns the development and maintenance of REST APIs, services, and background jobs while building robust ETL pipelines and analytics-ready data formats

Implements infrastructure-as-code using Terraform and manages deployments via AWS (ECS, Lambda, S3, API Gateway)

Optimizes data models and queries, ensures system reliability, and leads initiatives to enhance observability, monitoring, and CI/CD practices

Works cross-functionally with product and AI teams to ship impactful features and provides mentorship to junior engineers, driving best practices

Makes critical technical decisions to ensure system scalability, performance, and extensibility as the platform evolves

Other duties and projects as assigned

Qualification

PythonPostgreSQLAWSLLM IntegrationTerraformNode.jsETL SystemsDockerCI/CDProblem-solvingCommunication

Required

5+ years of backend or full-stack engineering experience, preferably in high-growth or startup environments

Strong proficiency in Python and Node.js (NestJS)

Deep experience with PostgreSQL, including data modeling and query optimization

Hands-on integration of LLM APIs such as OpenAI or Anthropic into real-world applications

Familiarity with LangChain or similar LLM orchestration frameworks

Proven experience building scalable data pipelines and ETL systems

Infrastructure expertise with AWS services (ECS, Lambda, S3, API Gateway)

Proficiency with Terraform and Docker

Solid understanding of CI/CD pipelines and testing frameworks

Excellent problem-solving and debugging skills

Strong communication, collaboration, and ownership mindset

Company

Jahnel Group

Jahnel Group is a computer software company that specializes in software development, project management, and UX design services.

Founded in 2009

Schenectady, New York, USA

51-200 employees

https://jahnelgroup.com

H1B Sponsorship

Jahnel Group has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2024 (1)

2021 (2)

2020 (2)