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Prompt Engineer Jobs in Wellesley, MA (NOW HIRING)

Bevi

GTM Engineer

Boston, MA · Hybrid

Practical experience with LLM APIs (Claude, OpenAI) and prompt engineering; you've shipped AI ... powered workflows in production, not just experimented * Deep Salesforce fluency: data model ...

Fairygodboss

Staff Software Engineer (Agentic AI)

Lowell, MA · On-site

$129.50 - $186.10/hr

Strong understanding of prompt engineering, context engineering, and agent design patterns (ReAct, Chain‑of‑Thought, tool use, multi‑agent collaboration). * Experience integrating agents with ...

Klaviyo

Senior AI Engineer

Boston, MA · On-site

$113K - $155K/yr

... prompt engineering, few-shot learning, fine tuning and evaluation. • Experienced backend engineer with a strong track record of building scalable, distributed systems, especially in the service of ...

UKG

Staff Software Engineer (Agentic AI)

Lowell, MA · On-site

Implement agent-specific testing strategies including prompt validation, multi-step workflow ... Mentor junior engineers on building production-grade agents, designing tool integrations, and ...

Klaviyo

Senior AI Engineer

Boston, MA · On-site

$113K - $155K/yr

... prompt engineering, few-shot learning, fine tuning and evaluation. • Experienced backend engineer with a strong track record of building scalable, distributed systems, especially in the service of ...

Third Way Health

Senior QA Engineer

Cambridge, MA · On-site

... prompt injection resistance, guardrail robustness, and graceful degradation under ambiguous patient inputs. • Champion 'shift-left' quality practices: embed eval criteria into prompt engineering ...

Third Way Health

Senior QA Engineer

Cambridge, MA · On-site

Champion "shift-left" quality practices: embed eval criteria into prompt engineering workflows, define acceptance criteria for new agent behaviors, and make quality a first-class concern in the ...

Winaxis

AI/ML Engineer

Boston, MA · On-site

$32 - $35/hr

Nice to Have AI Agent Development Multi-Agent Systems Prompt Engineering Fine-tuning LLMs Knowledge Graphs MLOps Certification Cloud Certifications (AWS, Azure, GCP)

Winaxis

AI/ML Engineer

Boston, MA · On-site

$35 - $45/hr

Prompt Engineering * Fine-tuning LLMs * Knowledge Graphs * MLOps Certification * Cloud Certifications (AWS, Azure, GCP)

Winaxis

AI/ML Engineer

Boston, MA · On-site

$124K - $149K/yr

Nice to Have AI Agent Development Multi-Agent Systems Prompt Engineering Fine-tuning LLMs Knowledge Graphs MLOps Certification Cloud Certifications (AWS, Azure, GCP)

Winaxis

AI/ML Engineer

Boston, MA · On-site

$124K - $149K/yr

Nice to Have AI Agent Development Multi-Agent Systems Prompt Engineering Fine-tuning LLMs Knowledge Graphs MLOps Certification Cloud Certifications (AWS, Azure, GCP)

Winaxis

AI/ML Engineer

Boston, MA · On-site

$30 - $35/hr

Nice to Have AI Agent Development Multi-Agent Systems Prompt Engineering Fine-tuning LLMs Knowledge Graphs MLOps Certification Cloud Certifications (AWS, Azure, GCP)

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Prompt Engineer information

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$11

$51

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How much do prompt engineer jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for prompt engineer in Wellesley, MA is $51.65, according to ZipRecruiter salary data. Most workers in this role earn between $39.28 and $66.73 per hour, depending on experience, location, and employer.

What skills and qualifications are needed to be a prompt engineer?

To thrive as a Prompt Engineer, you need a strong grasp of natural language processing (NLP), machine learning concepts, and experience crafting effective prompts for large language models, usually supported by a technical degree or relevant experience. Familiarity with tools such as OpenAI's API, Hugging Face, or other AI platforms, as well as knowledge of programming languages like Python, is highly valuable. Creative thinking, analytical problem-solving, and cross-functional communication skills help differentiate top candidates in this field. These abilities are crucial for optimizing AI outcomes and ensuring collaboration with both technical and non-technical teams.

What does a prompt engineer do?

A typical day for a Prompt Engineer involves designing, testing, and refining prompts to enhance the performance of AI language models, often collaborating closely with data scientists, software engineers, and product managers. You might analyze the results of model outputs, integrate user or stakeholder feedback, and iterate on prompt strategies to solve diverse business challenges. Your role will usually include documentation, troubleshooting, and keeping up with the latest advances in AI technologies. Expect a mix of independent work and regular team meetings in a dynamic, fast-evolving environment focused on innovation and improvement.

Are prompt engineers still in demand?

Prompt engineers are currently in demand as organizations seek professionals skilled in designing effective prompts for AI language models. The role often requires knowledge of natural language processing, machine learning, and familiarity with AI tools like GPT. Demand is expected to grow as AI integration expands across industries.

What is a prompt engineer?

A Prompt Engineer is a professional who designs, refines, and optimizes prompts to improve interactions with AI models, such as ChatGPT. Their role involves understanding model behavior, crafting precise queries, and experimenting with phrasing to achieve desired outputs. They may work in AI research, software development, or content generation to maximize AI efficiency. Strong skills in language, logic, and sometimes coding are essential for success in this role.

What exactly is prompt engineer work?

A prompt engineer designs and optimizes prompts used to interact with AI language models, ensuring accurate and relevant outputs. The role requires understanding of AI systems, natural language processing, and often involves testing and refining prompts to improve model performance.
What cities near Wellesley, MA are hiring for Prompt Engineer jobs? Cities near Wellesley, MA with the most Prompt Engineer job openings:
Prompt Engineer jobs near you
Infographic showing various Prompt Engineer job openings in Wellesley, MA as of August 2026, with employment types broken down into 78% Full Time, 18% Part Time, and 4% Contract. Highlights an 67% In-person, and 33% Remote job distribution, with an average salary of $107,430 per year, or $51.6 per hour.

Intelligent Systems Solutions Engineer- Liberty Mutual Investments Technology

Liberty Mutual Insurance

Boston, MA • On-site

$145K/yr

Full-time

Re-posted 14 days ago

Liberty Mutual rating

8.9

Company rating: 8.9 out of 10

Based on 148 frontline employees who took The Breakroom Quiz

48th of 304 rated insurance

Job description

Description
Liberty Mutual Investments manages Liberty Mutual Insurance Group's global financial assets across public and private domains, to create capital and generate income. With over $100 billion in AUM and staffed with 300+ investment, finance and operations professionals located in Boston, MA., Liberty Mutual Investments offers the best of both worlds; the look and feel of a boutique investment firm, and the reputation and financial strength of a Fortune 100 company.
Liberty Mutual Investments Technology (LMI Tech) is actively searching for a Solutions Engineer to work across our organization to design and shape our overall Generative AI strategy. Join a green-field initiative to embed Generative AI across our Investments organization. You'll be the technical quarterback tracking the fast-moving Gen AI ecosystem, translating capabilities into high-value investment use cases, and leading an engineering pod from whiteboard to production.
Note: This role has a required hybrid work arrangement (3x per week in Boston or NYC).
About the role:
Key responsibilities
  • 40% Solution & architecture design: Map LLM/Gen AI capabilities to business needs; craft secure, scalable solution designs and guide the team through reviews and delivery
  • 40% Hands-on engineering: Rapidly prototype and code Gen AI proofs-of-concept; contribute production-quality Python (and occasional React) services running on AWS
  • 20% Stakeholder & product collaboration: Partner with the Product Owner and Investments stakeholders to refine requirements, set technical direction, and evangelize Gen AI opportunities. Liaise with Compliance, Privacy, and central GenAI teams.

Additional duties
  • Continuously scan the Gen AI landscape: model releases, orchestration frameworks, prompt-engineering trends?and assess fit for our roadmap
  • Establish engineering standards for code quality, observability, cost-efficient LLM usage, and secure development
  • Mentor MLOps engineers and full-stack developers; foster a dynamic, collaborative culture that earns trust across technical and business teams

Highly qualified applicants will have:
  • Design of end-to-end solutions as an architect or senior engineer; proven Tech Lead for small, agile teams and the ability to work through others
  • Advanced Python skills; experience building services that integrate with LLM APIs (OpenAI preferred).
  • Solid understanding of AWS primitives (Lambda/ECS/Fargate, S3, IAM, networking) and secure-by-design principles.
  • Comfort with MLOps concepts (model lifecycle, evaluation, monitoring) and CI/CD automation.
  • Ability to communicate complex AI concepts to non-technical stakeholders and influence decision-makers with a calm, measured style.
  • Nice-to-haves: knowledge of MCP server patterns, React, LangChain or similar orchestration tools, Investments domain exposure

Why join us
  • Mission impact: Shape the Gen AI strategy for a highly regulated, high-stakes Investments environment where innovation drives real portfolio value.
  • Green-field canvas: Build new capabilities from scratch with executive sponsorship and strong R&D investment.
  • Growth & visibility: Own both the architecture vision and the code, interfacing with senior leadership while mentoring a hand-picked team.
  • People-centric culture: Collaborative, inclusive, and outcome-focused backed by competitive benefits and work-life balance

If you're passionate about turning cutting-edge Gen AI into tangible investment insights, and enjoy both coding and architectural leadership, let's talk. Submit your resume that highlights your experience with Gen AI solutions you've designed or built.
Qualifications
  • Advanced knowledge of agile development methodologies as typically acquired through a Bachelor`s or Master`s degree in technical or business discipline or equivalent experience
  • At least 10 years of related experience
  • Design of end-to-end solutions as an architect or senior engineer; proven Tech Lead for small, agile teams and the ability to work through others
  • Advanced Python skills; experience building services that integrate with LLM APIs (OpenAI preferred).
  • Solid understanding of AWS primitives (Lambda/ECS/Fargate, S3, IAM, networking) and secure-by-design principles.
  • Comfort with MLOps concepts (model lifecycle, evaluation, monitoring) and CI/CD automation.
  • Ability to communicate complex AI concepts to non-technical stakeholders and influence decision-makers with a calm, measured style.
  • Nice-to-haves: knowledge of MCP server patterns, React, LangChain or similar orchestration tools, Investments domain exposure; prompt engineering

About Us
Pay Philosophy: The typical starting salary range for this role is determined by a number of factors including skills, experience, education, certifications and location. The full salary range for this role reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role.
At Liberty Mutual, our goal is to create a workplace where everyone feels valued, supported, and can thrive. We build an environment that welcomes a wide range of perspectives and experiences, with inclusion embedded in every aspect of our culture and reflected in everyday interactions. This comes to life through comprehensive benefits, workplace flexibility, professional development opportunities, and a host of opportunities provided through our Employee Resource Groups. Each employee plays a role in creating our inclusive culture, which supports every individual to do their best work. Together, we cultivate a community where everyone can make a meaningful impact for our business, our customers, and the communities we serve.
We value your hard work, integrity and commitment to make things better, and we put people first by offering you benefits that support your life and well-being. To learn more about our benefit offerings please visit: https://www.libertymutualgroup.com/about-lm/careers/benefits
Liberty Mutual is an equal opportunity employer. We will not tolerate discrimination on the basis of race, color, national origin, sex, sexual orientation, gender identity, religion, age, disability, veteran's status, pregnancy, genetic information or on any basis prohibited by federal, state or local law.
Fair Chance Notices
  • California
  • Los Angeles Incorporated
  • Los Angeles Unincorporated
  • Philadelphia
  • San Francisco

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About Liberty Mutual

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Since 1912, we've grown into the fifth largest global property and casualty insurer based on 2022 gross written premium. We also rank 86 on the Fortune 100 list of largest corporations in the US based on 2022 revenue. ​At Liberty Mutual Insurance we work hard every day to support our customers and our people, so they can protect their families, build their businesses and invest in their futures. We are headquartered in Boston, but our people, our customers and our reach span the globe. So to better serve our global customers and employees, we are organized into three business units.

Industry

Insurance services

Company size

10,000+ Employees

Headquarters location

Boston, MA, US

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