Senior Applied AI Engineer

Salary: $103,000 - 143,000 per year Requirements:

• We require 5+ years of professional software engineering experience, including at least 2+ years building and shipping LLM-powered applications.
• We require a Bachelors or Masters degree in Computer Science, Data Science, or a related engineering discipline.
• We expect expert-level proficiency in JavaScript and TypeScript.
• We need proven experience working with LLMs, prompt chaining, and feedback loops.
• We look for hands-on experience with LangChain, LangGraph, and/or LlamaIndex.
• We value a strong understanding of software stacks, database modeling, CI/CD, and service-oriented architectures.
• We want familiarity with multimodal models (vision + text) and a proactive interest in staying current with AI advances.
• We need the ability to explain complex technical ideas to a range of stakeholders and collaborate effectively.
• Nice to have: 7+ years of overall engineering experience.
• Nice to have: Experience with Python or web automation frameworks such as Playwright.
• Nice to have: Deep knowledge of machine learning methods, including regression, neural networks, and deep learning.
• Nice to have: Experience with self-hosted models, LoRA adapters, and fine-tuning.
• Nice to have: Exposure to cloud environments such as AWS or Azure, and deployment tools like Jenkins.

• We build agentic systems with multi-step workflows that use reasoning, self-reflection, and adaptive execution.
• We design retrieval-augmented generation (RAG) and memory-augmented architectures to support long-term adaptability.
• We tune LLM performance by refining prompts, testing few-shot approaches, and using fine-tuned models to improve accuracy and efficiency.
• We explore NLP techniques, embeddings, and vector databases to continuously enhance the system.
• We develop robust evaluation frameworks to verify the reliability, accuracy, and safety of AI-driven products.
• We collaborate with high-performing cross-functional teams to turn product vision into production-ready features.

• AI
• AWS
• Azure
• CI/CD
• Cloud
• Fine-tuning
• Support
• JavaScript
• Jenkins
• LLM
• Machine Learning
• Playwright
• Python
• RAG
• TypeScript
• Web
• Architect
• LESS
• Network

More:

We are BOLD, an established global organization that helps people find jobs and create stronger resumes, cover letters, and CVs. Our AI Technology Team within our Product Technology Group acts as our internal incubator for applied AI, using the latest large language models to solve complex challenges. We offer competitive compensation, including salary, bi-annual bonus, 401(k) match, equity, flexible spending accounts, internet and home office reimbursement, and catered breakfast and lunches. We also provide full health benefits, wellness support, flexible PTO, sick time, and observed holidays. This role is hybrid and requires work in Puerto Rico; we welcome applicants already living there or willing to relocate. We are an equal opportunity employer and value diversity and inclusion.

last updated 35 week of 2026