Robots & Pencils is seeking a seasoned AWS AI Solutions Architect to lead the design and delivery of complex, enterprise-grade generative and agentic AI systems built on Amazon Web Services. You will architect scalable, secure, and production-ready AI platforms leveraging Amazon Bedrock, Amazon Bedrock AgentCore, AWS Strands Agents, AWS AgentCore Gateway, Nova Forge, Nova 2 Sonic, and related AWS AI/ML services. 
 
As an AWS AI Solutions Architect, you will serve as a strategic technical advisor—translating ambiguity into structured AWS-native architectures, validating designs through hands-on prototyping, and ensuring every solution aligns with the AWS Well-Architected Framework (including ML Lens) while delivering measurable business value. 

Key Responsibilities 

Client Engagement & AWS Solutions Architecture 

• Serve as the primary AWS AI architecture partner for strategic clients, driving generative and agentic AI system design from discovery through production. 

• Lead architecture design using Amazon Bedrock (including foundation models and custom models), Bedrock AgentCore, AWS Strands Agents, and AWS AgentCore Gateway. 

• Design advanced RAG, Agentic RAG, and multi-agent orchestration architectures leveraging AWS-native services such as Lambda, Step Functions, API Gateway, DynamoDB, Aurora (pgvector), and OpenSearch. 

• Produce AWS reference architectures, architecture decision records (ADRs), and implementation roadmaps aligned to business objectives. 

• Validate feasibility through hands-on prototyping in Python using Bedrock SDKs, SageMaker, and serverless services. 

• Ensure architectures follow AWS security best practices (IAM, KMS, VPC, PrivateLink) and cost optimization principles. 

Outcome Ownership & Business Impact 

• Own architectural integrity from concept through production deployment on AWS. 

• Align solutions with AWS Well-Architected Framework pillars: Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability. 

• Guide clients through tradeoff decisions across model selection (Bedrock FMs vs custom SageMaker models), latency, cost, governance, and compliance. 
  Accelerate time-to-value through reusable AWS accelerators, Infrastructure as Code (CloudFormation/Terraform/CDK), and CI/CD automation. 

• Continuously evaluate emerging AWS AI capabilities (Nova Forge, Nova 2 Sonic, Bedrock updates, and new AgentCore capabilities). 

Engineering Leadership & Delivery Excellence 

• • Provide architectural oversight to Forward Deployed Engineers and AWS delivery teams. 

• Establish best practices for MLOps on AWS including model lifecycle management, monitoring, and observability using SageMaker, CloudWatch, CloudTrail, and AWS Config. 

• Define governance, responsible AI guardrails, Bedrock Guardrails configuration, and security controls for enterprise environments. 

• Mentor engineers on AWS AI service integration, distributed systems design, and secure multi-account strategies. 

• Make principled tradeoffs under constraints related to privacy, compliance (SOC2, HIPAA, GDPR), cost, and operational complexity. 

Cross-Functional Collaboration 

• Partner with internal product, engineering, research, and customer success teams to evolve AWS-based AI offerings. 

• Contribute AWS reference architectures and reusable infrastructure modules to internal accelerators. 

• Support pre-sales engagements including architecture workshops, AWS migration strategy, and solution scoping. 

• Collaborate across distributed teams and client stakeholders across North America. 

Required Skills & Qualifications 

• Bachelor’s degree in Computer Science, Engineering, or equivalent experience.
  • 7–10+ years of experience in software engineering or cloud architecture with deep AWS ownership. 
  • Deep expertise in Amazon Bedrock, Bedrock AgentCore, AWS Strands Agents, AgentCore Gateway, and related AWS AI services. 
  • Strong familiarity with SageMaker (training, deployment, pipelines), deep learning fundamentals, and model fine-tuning strategies. 
  • Experience architecting RAG, multi-agent, and orchestration systems using AWS-native services. 
  • Strong knowledge of distributed systems, event-driven architectures, and serverless patterns. 
  • Proficiency with Infrastructure as Code (AWS CDK, CloudFormation, Terraform). 
  • Hands-on development capability in Python and AWS SDKs. 
  • Experience implementing observability and monitoring strategies in AWS environments. 
  • Proven success leading enterprise-scale AWS transformations. 
  • Exceptional communication skills for both technical and executive audiences. 
  • AWS Professional Certifications highly preferred (AWS Solutions Architect – Professional, AWS DevOps Engineer – Professional). 

Nice to Have 

• AWS Specialty certifications (Machine Learning – Specialty, Security – Specialty).
  • Experience with advanced agentic reasoning patterns (ReAct,CoT, Tree-of-Thoughts) implemented on Bedrock. 
  • Experience building secure multi-account AWS organizations using Control Tower. 
  • Exposure to data engineering services such as Glue, Redshift, Lake Formation. 
  • Consulting or professional services background. 

Personal Competencies 

• Accountability – Owns AWS architectural direction and client outcomes with rigor.
  • Adaptability – Rapidly adopts new AWS AI releases and evolving generative AI capabilities.
  • Collaboration – Builds trust across engineering and executive stakeholders. 
  • Execution-Focused – Balances innovation with production-ready AWS delivery. 
  • Innovation-Minded – Experiments responsibly with emerging AWS AI services. 
  • Craftsmanship – Designs secure, scalable, and well-documented AWS systems. 
  • Leadership with Courage – Drives architectural alignment in complex environments. 
  • Comfort in Ambiguity – Translates unclear AI requirements into AWS-native solution architectures. 

Why Join Robots & Pencils? 

We build smart systems for a human world — blending creativity, engineering, and AWS-powered AI to help organizations reimagine how they work. As an AWS AI Solutions Architect, you will shape enterprise-scale generative and agentic AI platforms using the most advanced AWS services available. You will define architectures that deliver measurable business value, mentor teams, and directly influence the evolution of our AWS AI practice. 

What You’ll Do:

The Global Data Center Operations team serves as the backbone of our infrastructure, ensuring the seamless performance of our global hyperscale environment. Operating in a high-stakes, 24/7 setting, this team is responsible for safeguarding the availability, stability, and reliability of mission-critical systems that power our most essential services.

About the role:

As a Command Center Technician, you will serve as the front-line mission control for our global data center fleet. In a 24/7 operations environment, you will be responsible for real-time monitoring, coordination, and incident response across critical electrical, mechanical, and environmental systems. Acting as the central point of visibility, you will identify anomalies, coordinate cross-functional response efforts, and drive rapid resolution to ensure maximum uptime, operational continuity, and safety across our infrastructure.

• Provide continuous 24/7 monitoring of global data center infrastructure systems using BMS, EPMS, DCIM, and other monitoring platforms.
• Monitor critical assets including UPS, generators, switchgear, chillers, and fire suppression systems.
• Serve as the first responder for infrastructure alarms, triaging incidents and initiating response actions per SOPs, MOPs, and EOPs.
• Escalate incidents promptly to on-site operations, engineering teams, and leadership based on defined escalation matrices.
• Coordinate incident response activities across multiple teams to minimize risk to production environments.
• Support root cause analysis (RCA) efforts by providing detailed timelines, logs, and incident documentation.
• Act as a central communication hub, providing clear and accurate status updates during incidents and maintenance events.
• Enforce adherence to change management processes and safety requirements within mission-critical environments.
• Maintain detailed event logs and participate in structured shift handovers to ensure operational continuity.
• Make timely, high-quality decisions in high-pressure situations while maintaining a strong focus on safety, uptime, and operational excellence.

Who You Are: 

• 2+ years of experience working in mission-critical environments (data centers, utilities, or industrial operations).
• Foundational technical knowledge of data center electrical and mechanical infrastructure systems.
• Proven experience following and executing SOPs, MOPs, and EOPs in high-availability environments.
• Proficiency with monitoring tools, ticketing systems, and operational dashboards.
• Experience in incident management, technical troubleshooting, and structured escalation.
• Ability to work rotating shifts, including nights, weekends, and holidays, in a 24/7 operations environment.
• Availability to work a flexible schedule within a 24/7 environment.
• Excellent time management, organizational, and communication skills.
• Must be able to prioritize tasks and react quickly to issues.
• Work is primarily performed in a climate-controlled data center. 

Preferred:

• 4+ years of experience working in mission-critical environments
• Prior experience in a hyperscale or large-scale data center environment.
• Hands-on technical background in electrical (UPS, switchgear) or mechanical (chillers, CRAC units) systems.
• Familiarity with specific BMS, EPMS, and DCIM platforms.
• Experience working in a centralized Command Center or Network Operations Center (NOC).Relevant technical certifications (Data Center Operations, electrical/mechanical trades, or mission-critical facilities training).

Wondering if you’re a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences to our teams – even if you aren't a 100% skill or experience match. Here are a few qualities we’ve found compatible with our team. If some of this describes you, we’d love to talk. 

• You love to maintain high situational awareness and dive into the details of complex systems.
• You’re curious about identifying recurring trends or procedural gaps to drive continuous improvement.
• You’re an expert in remaining calm and effective under pressure during high-severity incidents.

Why CoreWeave?

At CoreWeave, we work hard, have fun, and move fast!  We’re in an exciting stage of hyper-growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values: 

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

We support and encourage an entrepreneurial outlook and independent thinking. We foster an environment that encourages collaboration and enables the development of innovative solutions to complex problems. As we get set for takeoff, the organization's growth opportunities continue to expand. You will be surrounded by some of the best talent in the industry, who will want to learn from you, too. Come join us!  

The base salary range for this role is $75,000 to $100,000. The starting salary will be determined by job-related knowledge, skills, experience, and the market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

Who We Are

Cross River builds the infrastructure behind the world’s most innovative financial products. Our technology and capital solutions power payments, cards, lending, and digital asset capabilities that move money safely, instantly, and inclusively — trusted by leading fintechs, enterprises, and disruptors across the globe.

Our mission is simple: to build the financial infrastructure that expands access and opportunity for all. Guided by a culture of collaboration, curiosity, and purpose, Cross River has been named one of American Banker’s Best Places to Work in Fintech year after year. Whether you’re designing code, solving regulatory puzzles, or developing strategy, you’ll join a team where innovation and integrity drive everything we do — and where your work helps shape the future of finance.

Responsibilities:

• Architect & Maintain: Lead the design, architecture, and enhancement of our LLM-based platform. You will be responsible for high-level technical decisions regarding the python or Node.js and React ecosystem.
• Technical Strategy & Collaboration: Work closely with product managers and stakeholders to translate business vision into scalable technical requirements. Lead cross-functional alignment between engineering teams.
• System Performance: Architect applications for extreme speed and reliability. Own the strategies for scaling to handle high traffic and complex real-time data processing.
• Security Leadership: Design and oversee robust authentication and authorization frameworks (Identity Server, OAuth2, OpenID Connect). Ensure the platform meets enterprise-grade security standards for data protection.
• Engineering Excellence: Set the standard for clean, maintainable, and testable code. Lead rigorous code reviews and establish "best practice" guidelines for the entire engineering team.
• Mentorship & Team Growth: Actively mentor junior and mid-level developers. Drive a culture of technical growth, peer learning, and collaborative problem-solving.
• AI Innovation: Stay at the bleeding edge of AI/LLM trends. Beyond application, you will evaluate and integrate emerging tools to enhance product intelligence.
• Operational Reliability: Lead the troubleshooting of complex, systemic issues across the stack. Implement proactive monitoring to ensure high availability.

Qualifications:

• Experience: 4+ years of professional software development experience, with a proven track record of leading complex full-stack projects.
• Front-End Leadership: Solid knowledge of React, modern JavaScript (ES6+), and state management patterns at scale.
• Backend & Architecture: Python or Node.js, Express.js, and designing scalable Microservices architectures.
• Database Mastery: Advanced experience with SQL and NoSQL databases, including performance tuning and schema design for high-load environments.
• AWS Infrastructure: Hands-on experience architecting on AWS (DynamoDB, S3, RDS, Lambda, and API Gateway). Knowledge of Infrastructure as Code (Terraform/CDK) is a plus.
• Process Excellence: Deep understanding of TDD, CI/CD pipelines, and Agile/Scrum leadership.
• Advanced Problem Solving: Ability to debug problems across distributed systems and optimize bottlenecks in real-time data flows.
• Soft Skills: Great communicator with the ability to influence technical direction and manage stakeholder expectations.
• LLM/AI experience: Professional experience or deep technical projects involving Large Language Models, Prompt Engineering, or RAG (Retrieval-Augmented Generation) workflows.

#LI-JJ1 #LI-Onsite

Salary Range: $160,000.00 - $200,000.00

Full Stack Python developer

Qualifications

●     Bachelor's Degree (preferably Computer Science or Engineering) or equivalent combination of experience, education and military

●     5+ years of experience writing production code

●     Proven experience coding within web-based frameworks like Django, Rails or Laravel

●     Experience with Python is required

●     Solid understanding of React

●     Experience collaborating with Product teams, with the ability to guide them through essential steps

●     Development of durable, scalable applications using cutting-edge tools and technologies

●     Ability to write clean, high-quality production code that enhances our platform

●     Ability to develop and maintain unit and integration tests