Senior Backend Engineer - AI-Focus at Pear VC

New York, New York, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Pharma, Medtech, Life SciencesIndustries

Requirements

5+ years backend engineering experience in fast-paced product teams
2+ years of Python experience, including async programming
Expertise with one or more frameworks: FastAPI, Flask, Django
Strong experience with SQL (PostgreSQL) and ORMs (SQLAlchemy or equivalent)
Experience building APIs, background workers, and distributed systems
Understanding of how LLMs, embeddings, or RAG workflows function
Startup experience or demonstrated ownership in complex backend projects
Nice to haves
Familiarity with Celery, LangChain, LlamaIndex, or other LLM orchestration tools
Exposure to RAG or context injection workflows
Experience with AWS, Terraform, Kafka, or PyTorch
Background in healthcare, data security, or

Responsibilities

Design and own major modules of our backend architecture (APIs, workers, orchestration)
Optimize performance and reliability of data processing and AI inference systems
Build and maintain LLM-powered backend features and multi-step workflows
Collaborate with product and AI teams to launch performant, production-grade AI features
Improve observability, traceability, and modularity of backend systems
Lead customer-focused feature delivery with high attention to security and compliance

Skills

Key technologies and capabilities for this role

Data PipelinesAPIsReal-time InferenceLLM OpsSystem DesignMulti-Tenant InfrastructureAI Performance TuningRetrieval PipelinesAsync WorkersSecure APIs

Questions & Answers

Common questions about this position

What is the salary for this Senior Backend Engineer role?

This information is not specified in the job description.

Is this position remote or onsite, and where is it located?

This is an in-person role based in NYC, with flexibility for remote work on some days as needed. Location Type is listed as OnSite.

What skills and experience are required for this backend engineer position?

The role requires expertise in designing backend architecture including APIs, workers, and orchestration; optimizing data processing and AI inference systems; building scalable data pipelines, robust APIs, real-time inference, LLM Ops, multi-tenant infrastructure, AI performance tuning, and RAG pipelines.

What is the company culture like at Atrix AI?

Atrix AI is a small, focused team working fast, listening to customers, and shipping quickly, with an emphasis on building beautiful products and infrastructure that's elegant and reliable.

What makes a strong candidate for this Senior Backend Engineer role?

Strong candidates thrive on solving deep technical problems, love optimizing systems for speed and scale, and get energized by seeing their work used in high-stakes environments, particularly in AI workflows and backend infrastructure.

Pear VC

Venture capital firm for early-stage startups

About Pear VC

Pear VC specializes in providing venture capital for pre-seed and seed stage investments. The firm collaborates with founders to transform innovative ideas into successful companies across various sectors, including AI, healthcare, fintech, and more. Their investment strategy focuses on early-stage startups, offering not just financial support but also expertise and a strong network to help these businesses grow. Pear VC distinguishes itself from competitors through its hands-on approach, providing strategic advice and operational assistance to ensure startups remain agile and focused on their customers. The goal of Pear VC is to guide startups through their early development phases, helping them achieve significant growth and success.

San Francisco, CaliforniaHeadquarters

2013Year Founded

$2,738.4MTotal Funding

UNKNOWNCompany Stage

Venture Capital, Fintech, AI & Machine LearningIndustries

51-200Employees

Risks

Increased competition from other VC firms in AI and biotech sectors.

Potential overvaluation of startups could lead to investment losses.

Regulatory challenges in biotech and healthcare may impact growth strategies.

Differentiation

Pear VC specializes in pre-seed and seed investments across diverse sectors.

The firm offers hands-on strategic advice and operational support to startups.

Pear VC focuses on innovation in AI, fintech, SaaS, healthcare, and deep tech.

Upsides

Growing interest in AI-driven healthcare solutions presents new investment opportunities.

Rising demand for cell engineering platforms suggests lucrative biotech investments.

Fitness tech startups focusing on community building are gaining traction.

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