Full-Stack Product Engineer Job at LlamaIndex (San Francisco)

Senior Full-stack Engineer, Product Partnerships

Braze's open and flexible customer engagement platform is designed to seamlessly...

Location

United States , New York City

Salary:

154800.00 - 275400.00 USD / Year

Braze

Expiration Date

Until further notice

Requirements

6+ years of full-stack development experience
Strong understanding of design, data structures, and algorithms
Excellent communication and organizational skills
Proven track record of tackling ambiguous and complex problems
Professional experience in Ruby, Ruby on Rails, React, SQL, and NoSQL databases, distributed systems, API design/monitoring/best practices
Professional experience building software at scale
Experience with agile processes

Job Responsibility

Take ownership of large-scale projects, from expanding our e-commerce offerings to optimizing the performance and resiliency of our complex backend systems that power integrations like Shopify
Be a driving force behind our most critical initiatives
Shape the future of our integration platform
Design and code high-impact, foundational features
Contribute to the team's technical and product strategy
Lead by example, mentoring other engineers and ensuring the work of the team is maximally effective

What we offer

Competitive compensation that may include equity
Retirement and Employee Stock Purchase Plans
Flexible paid time off
Comprehensive benefit plans covering medical, dental, vision, life, and disability
Family services that include fertility benefits and equal paid parental leave
Professional development supported by formal career pathing, learning platforms, and a yearly learning stipend
A curated in-office employee experience, designed to foster community, team connections, and innovation
Opportunities to give back to your community, including an annual company-wide Volunteer Week and donation matching
Employee Resource Groups that provide supportive communities within Braze

Technical Lead - Full-Stack AI Engineer - Private Equity SaaS

Our client, a cutting-edge SaaS platform for private equity and venture capital,...

Location

United States , Chicago

Salary:

170000.00 - 200000.00 USD / Year

Selby Jennings

Expiration Date

Until further notice

Requirements

6+ years in full-stack development
Strong skills in Go, Python, Node.js, and modern frontend frameworks (React, Next.js.)
Hands-on with LLMs (OpenAI, Anthropic preferred) and vector search (Pinecone, pgvector.)
Experience deploying in cloud environments (AWS, Azure, GCP.)
Startup-ready: thrives in ambiguity and owns projects end-to-end while moving fast and not overthinking.

Job Responsibility

Build scalable full-stack applications integrating AI agents into a secure SaaS platform.
Develop and optimize LLM pipelines, prompts, and backend systems (Supabase, Postgres, vector DBs).
Architect APIs and microservices for data processing and retrieval.
Implement responsive, high-performance frontend interfaces for complex workflows.
Ensure compliance with SOC 2, GDPR, and SEC standards.
Collaborate with product and design teams to translate requirements into seamless user experiences.

What we offer

equity

Fulltime

Founding Full-Stack Software Engineer – AI for Biopharma

Founding Full-Stack Engineer role at Equator, an AI-native startup building next...

Location

Spain , Barcelona

Salary:

70000.00 EUR / Year

Blu Selection

Expiration Date

Until further notice

Requirements

4–6 years of software engineering experience (mid to senior level)
Strong backend engineering skills with Python
Proficiency in React, Next.js, TypeScript, Node.js
Experience building data-heavy or versioned backend systems
Strong clean-code discipline and architectural thinking
English (Advanced/C1+)
Valid Spain work permit (no sponsorship available)

Job Responsibility

Architect scalable, auditable backend systems (Python, PostgreSQL, modern frameworks)
Build APIs enabling seamless collaboration between humans and AI agents
Develop clean, modular frontend interfaces using React, Next.js, and TypeScript
Implement and maintain data-heavy systems and structured knowledge frameworks
Write clean, precise code and contribute to strong engineering standards
Collaborate closely with founders, designers, and early users to deliver impactful features
Influence product, technical direction, and architectural decisions as a founding engineer

What we offer

Gym membership

Fulltime

Senior Full-Stack Engineer (Python + React)

We are looking for an experienced Senior Full-Stack Engineer (Python + React) to...

Location

Ukraine

Salary:

Not provided

Binariks

Expiration Date

Until further notice

Requirements

5+ years of experience with Python, Django, and Django REST Framework
Solid knowledge of React
Experience building and maintaining microservices-based architecture
Experience working with Microsoft Azure
Experience with MS SQL
Experience or strong interest in Agentic Frameworks, specifically BMAD Method (v6)
Experience working in the healthcare domain
English Upper-Intermediate or higher
Strong collaboration and communication skills
Technology-oriented mindset with the ability to proactively suggest solutions and contribute to technical decisions

Job Responsibility

Design, develop, and maintain backend services using Python, Django, and Django REST
Implement and support microservices-based solutions
Contribute to frontend development using React where needed
Work with MS SQL database, ensuring efficient data access and well-structured schemas
Collaborate closely with product managers, business analysts, and engineers to clarify requirements and propose technical solutions
Write clean, maintainable, and well-tested code
Participate in code reviews and contribute to architectural discussions
Take initiative in improving code quality, system design, and development practices

What we offer

18 days of paid annual leave
10 sick leaves
Additional days off for special occasions
Medical Care
Health check-up
English Class
Play Room
IT Cluster membership
Business Trip
Tech Talks

Senior Full-Stack Engineer (Python + React)

We are looking for an experienced Senior Full-Stack Engineer (Python + React) to...

Location

Ukraine

Salary:

Not provided

Binariks

Expiration Date

Until further notice

Requirements

5+ years of experience with Python, Django, and Django REST Framework
Solid knowledge of React
Experience building and maintaining microservices-based architecture
Experience working with Microsoft Azure
Experience with MS SQL
Experience or strong interest in Agentic Frameworks, specifically BMAD Method (v6)
Experience working in the healthcare domain
English Upper-Intermediate or higher
Strong collaboration and communication skills
Technology-oriented mindset with the ability to proactively suggest solutions and contribute to technical decisions

Job Responsibility

Design, develop, and maintain backend services using Python, Django, and Django REST
Implement and support microservices-based solutions
Contribute to frontend development using React where needed
Work with MS SQL database, ensuring efficient data access and well-structured schemas
Collaborate closely with product managers, business analysts, and engineers to clarify requirements and propose technical solutions
Write clean, maintainable, and well-tested code
Participate in code reviews and contribute to architectural discussions
Take initiative in improving code quality, system design, and development practices

What we offer

18 days of paid annual leave
10 sick leaves
Additional days off for special occasions
Medical Care
Health check-up
English Class
Play Room
IT Cluster membership
Business Trip
Tech Talks

Full Stack Engineer

Our client, an ambitious Silicon Valley-based startup in the generative AI space...

Location

United States , Sunnyvale

Salary:

180000.00 - 200000.00 USD / Year

80Twenty

Expiration Date

Until further notice

Requirements

Bachelor’s degree in a STEM field from a reputable institution (or equivalent experience)
Minimum of 10 years of relevant full-stack software development experience
Frontend expertise: JavaScript, TypeScript, and experience with modern frameworks such as Angular, React or Vue
Backend expertise: API design/implementation, ORM concepts and frameworks, database schema design, experience with databases such as MongoDB, PostgreSQL, MySQL, DynamoDB
Deep experience in building highly-available, scalable and performant applications
Proficiency with cloud platforms (e.g., AWS, GCP) and experience with microservices architecture and containerisation
Participation in or contributions to open-source projects—ideally in the AI/ML domain
Prior startup experience is preferred
Willingness and ability to work onsite ~4-5 days a week at the company’s Sunnyvale, CA office

Job Responsibility

Design robust APIs, architect and implement cloud-based microservices to fulfil those APIs
Build user interfaces on top of those APIs and integrate the APIs into the UI of other products
Rapidly prototype ideas to meet user needs and technical feasibility, then productionise them with well-architected, testable code
Practice test-driven development: build and maintain test suites and frameworks to uphold high code quality
Document and maintain software functionality, troubleshoot, debug and upgrade existing systems
Integrate software components into a cohesive, fully-functional system and ensure the software evolves with new features and scale requirements

What we offer

equity

Fulltime

Backend-leaning Full-stack Engineer

A high-growth AI startup is redefining one of the world’s most complex industrie...

Location

United Kingdom , London

Salary:

150000.00 GBP / Year

Arrows Groupe

Expiration Date

Until further notice

Requirements

3+ years’ experience as a backend or full-stack engineer
Strong proficiency in Python and relational databases (PostgreSQL)
Experience building distributed systems or data platforms

Job Responsibility

Architect secure, scalable backend infrastructure
Build and maintain data pipelines, microservices, and DevOps tooling
Work across the stack to deliver fast, end-to-end product iterations
Collaborate directly with users to shape product and engineering direction

What we offer

equity
Full visa sponsorship + generous relocation support
Greenfield AI product work in a high-autonomy environment

Fulltime

Sr. Full-Stack Engineer, Product

We’re looking for an experienced product-focused full-stack engineer to join our...

Location

United States

Salary:

175000.00 - 215000.00 USD / Year

Zora

Expiration Date

Until further notice

Requirements

4+ years of experience as a software engineer working on user-facing or product-centric systems
Strong experience building both front-end applications at scale (React, React Native, Next.js, TypeScript) and back-end systems & APIs (Node/TypeScript, GraphQL, or similar)
Ability to move fluidly across the stack: Front-end (React/React Native), Back-end (TypeScript/Node, GraphQL, Python), Smart contracts or on-chain logic (Solidity) — or a willingness to learn
A strong product sense and a user-first mindset
Comfort owning features from ideation through implementation and production support
Familiarity with or desire to learn crypto/web3 concepts
Desire to stay current with modern software best practices across full-stack development
MUST be located in a US Time Zone

Job Responsibility

Build and continuously improve trading-related features across web, mobile, backend services, and on-chain components
Design, build, and maintain APIs, services, and user interfaces that support high-scale trading and creation experiences
Own projects end-to-end—from system design to implementation, testing, rollout, and post-launch iteration
Work closely with PMs and Designers to shape product direction and ensure user needs are kept at the center
Participate in code reviews, RFCs, technical design discussions, and architecture planning
Collaborate with engineers across the stack, contributing wherever the product needs you most
Participate in on-call rotation and help maintain reliability of core trading surfaces
Communicate clearly with cross-functional stakeholders on status, risks, and milestones

What we offer

Remote-First Culture: Work from anywhere in the world!
Competitive Compensation: Including salary, pre-IPO stock options, token compensation, and additional financial incentives
Comprehensive Benefits: Robust healthcare options, including fully covered medical, dental, and vision for employees
Retirement Contributions: Up to 4% employer match on your 401(k) contributions
Health & Wellness: Free memberships to One Medical, Teladoc, and Health Advocate
Unlimited Time Off: Flexible vacation policies, company holidays, and recharge weeks to prioritize wellness
Home Office Reimbursement: To cover home office items, monthly home internet, and monthly cell phone (if applicable)
Ease of Life Reimbursement: To cover everything from an Uber home in the rain, childcare, or meal delivery
Career Development: Access to mentorship, training, and opportunities to grow your career
Inclusive Environment: A culture dedicated to diversity, equity, inclusion, and belonging

Fulltime

Full-Stack Product Engineer

LlamaIndex

Location:
United States , San Francisco

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 10, 2025

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