Senior AI Engineer Jobs

Our client, a growing AdTech organization, are hiring a hands-on Chief Technology Officer to join their team in New York. The successful candidate will combine strong product vision with operational rigor and an AI-first mindset, leading the development of their next-generation AI-powered advertising platform and search engine.


Responsibilities

• Lead the development of a sophisticated, NLP-powered advertising platform.

• Architect and scale a high-performance, sports-centric search engine.

• Translate cutting-edge AI research into robust, revenue-driving products.

• Establish strong delivery processes, ensuring accountability and predictable execution.

• Drive cultural transformation within engineering while consistently delivering on timelines.

Skillset

• At least 10  years of experience within a leading technology platform environment.

• Prior experience as a VP Engineering or senior technology leader who has built and scaled a large-scale image or search engine.

• Proven experience building and scaling production-grade search, advertising or AI-driven systems.

• Deep expertise in large-scale retrieval systems, search infrastructure and AI applications at consumer scale.

• Experience translating applied AI research into fully deployed, revenue-generating products.

• Demonstrated track record spanning both consumer search and applied AI-driven product development.

Benefits

• Total Compensation up to $1m for exceptional candidates.

• This includes performance bonus and other benefits. 

Our client, an AI-driven Healthcare startup, are hiring a Full Stack Engineer to join their team In New York. The successful candidate will work closely with founders and senior engineers at the intersection of healthcare, AI and real-time systems, by taking ownership of features and systems that directly impact patient care.


Responsibilities

• Develop and maintain full-stack production features that drive AI-powered healthcare communication.

• Integrate seamlessly with EHRs, legacy systems and real-time voice infrastructure.

• Translate customer needs into delivered software in collaboration with product, design and engineering teams.

• Enhance reliability, performance and scalability across live systems.

• Participate in technical discussions, code reviews and the evolution of engineering best practices.

Skillset

• At least 3 years of experience building and shipping production-ready software.

• Proficient full-stack developer with Node.js, TypeScript, React and PostgreSQL.

• Thrives in fast-moving environments and learns quickly.

• Takes ownership - committed to quality, reliability, and making a real-world impact.

• Strong communicator and team player, collaborating effectively across functions.

Benefits

• Salary: $150k - $220k DOE.

• Comprehensive benefits package.

Our client, an AI-driven Healthcare startup, are hiring a Full Stack Engineer to join their team In New York. The successful candidate will take ownership of core backend systems and collaborate closely with founders who have deep expertise in healthcare operations and large-scale AI systems.


Responsibilities

• Design and manage services, data models, and business logic that power AI-driven healthcare workflows.

• Implement multi-step, asynchronous AI workflows with retries, conditional logic and fault-tolerant handling.

• Manage high-stakes connections with EHRs and legacy healthcare platforms via APIs and robotic process automation (RPA).

• Develop frameworks that enable rapid deployment and customization of AI assistants for diverse healthcare environments.

• Implement and uphold backend authentication, authorization and HIPAA-compliant architecture for enterprise healthcare systems.

Skillset

• At least 5 years designing, developing and scaling backend systems in high-availability production environments.

• Deep knowledge of APIs, relational databases, asynchronous workflows and distributed systems.

• Comfortable navigating ambiguity, taking full responsibility for system outcomes and solving problems end-to-end.

• Excellent communicator who clearly conveys technical ideas and raises potential risks proactively.

• Experience with HIPAA, security or other regulated environments is a plus.

Benefits

• Salary: $170k - $250k DOE.

Our client, an AI-driven organization, is hiring experienced Senior Software Engineers to join their team in New York. The successful candidate will design and build large-scale systems that enable AI to run quickly, securely and reliably in production, contributing to a transformative platform that reimagines how organizations build internal software and helps define the future of SaaS.


Responsibilities

• Design and build large-scale untrusted code execution environments with secure sandboxing.

• Develop and operate massively parallel AI agent runtimes and scheduling systems.

• Architect and maintain multi-cloud and customer VPC deployment models.

• Build highly reliable distributed systems with strict security and data integrity guarantees.

• Implement deep observability across AI workflows and underlying infrastructure.

• Create and evolve enterprise-grade integration and metadata platforms.

Skillset

• Strong foundation in distributed systems, scalability, multi-cloud architecture and security.

• Practical experience with operating systems, containers, Kubernetes, cloud networking and event-driven runtimes such as Knative or KEDA.

• A passion for creating simple, elegant solutions to complex systems challenges.

• Demonstrated experience designing, building and operating large-scale infrastructure.

• A strong zero-to-one mindset with the ability to thrive in ambiguous problem spaces.

Benefits

• Salary: $220k - $250k DOE.

• Equity.

• Develop, implement and fine-tune enterprise-level AI models and reliable production workflows.
• Create and maintain a real-time distributed execution engine that supports AI applications, agents and workflows.
• Design scalable and resilient systems that enable multi-tenant and hybrid cloud deployments, featuring secure APIs and a versatile integrations platform.
• Work closely with customers and design partners to collect feedback, validate approaches and guide product development.
• Collaborate with the product team to shape the roadmap and keep pace with the latest advancements in AI infrastructure.

• At least 5 years of experience deploying and managing production applications in cloud environments.
• Extensive knowledge of containers, virtual machines, caches, task queues, networking and operating systems.
• Proven experience in building and running production AI systems.
• Familiarity with AI inference methodologies.
• Proficient with machine learning frameworks such as PyTorch and TensorFlow.
• Strong product intuition with a commitment to delivering smooth and intuitive user experiences.
• Strategic thinker who can anticipate market demands and develop effective technical solutions.
• Startup mindset - quick to act, comfortable with uncertainty, and passionate about turning ideas into delivered products.

• Salary: $170K - $210k
• Equity
• Remote working within the U.S.

Our client, a growing AI-driven startup, is hiring a Senior Backend Engineer to join the team in New York. The successful candidate will play a pivotal role in shaping both the product and platform, designing the APIs and infrastructure that power identity verification for millions of users.


Responsibilities

• Architect and develop high-performance APIs and backend services that power the company’s platform.

• Collaborate closely with product, design and frontend teams to deliver features from concept through production.

• Actively contribute to product vision, roadmap planning and key technical decisions.

• Take full ownership of major features and product areas, from initial design through deployment and iteration.

• Write production-grade Rust for secure systems handling highly sensitive data.

Skillset

• At least five years’ experience in Backend Software Engineering.

• Previous experience of designing scalable, secure architectures from the ground up.

• Knowledge of Rust, TypeScript, Postgres, Next.js / React, Pulumi, AWS and/or Vercel.

• Hands-on experience in KYC, identity verification or fraud prevention is a bonus.

• Background in cryptography or systems security is a plus.

• Strong interest and experience building large-scale systems in Rust.

• Experience operating at scale on AWS, with infrastructure-as-code tools.

Benefits

• Salary: $160,000?-?$230,000 DOE.

• Equity.

• Fully covered health, dental and vision insurance.

Our client, a growing AI-driven startup, is hiring a product-minded Senior Frontend Engineer to join the team in New York. The successful candidate will own the delivery of polished, high-quality user experiences, obsess over UI details and ensure the frontend platform remains scalable, maintainable and robust.


Responsibilities

• Take user-facing features from specification through development, deployment and iteration.

• Create seamless tools that make it easy for external developers to integrate with their platform.

• Improve CI/CD processes, release workflows and tooling for efficiency and reliability.

• Monitor frontend performance, optimize speed and provide actionable insights.

• Evolve and refine their component library to ensure consistency and scalability.

• Listen, analyze and translate user insights into meaningful product improvements.

Skillset

• Ability to own end-to-end delivery, prioritises outcomes, and balances speed with quality.

• Strong attention to detail on UI/UX and collaborate effectively with designers and teammates.

• Make thoughtful technical decisions without over-engineering.

• Experienced with CI/CD, release processes, performance optimisation, and observability.

• Leverages AI thoughtfully to accelerate development and improve quality while maintaining high engineering standards.

• Strong technical skills in Monorepo, React, TypeScript, Tailwind, React Query and/or Rust.

Benefits

• Salary: $170k- $220k DOE.

• Equity.

• Health, dental and vision insurance.

Our client, an exciting startup in the financial services industry, are hiring a Senior Software Engineer to join the team in the New York/New Jersey area. The successful candidate will own the software development lifecycle from day one, designing and building systems that support complex private-market operations.


Responsibilities

• Design, develop and support production-grade systems using TypeScript, Node.js, React and Python.

• Own critical components end to end, while maintaining a holistic understanding of the broader system architecture.

• Navigate ambiguous problem spaces and help define solutions where requirements are evolving or incomplete.

• Partner closely with product, operations and client-facing teams to deliver pragmatic, high-impact solutions.

• Clearly articulate technical trade-offs, priorities and delivery timelines to both technical and non-technical stakeholders

• Establish and promote best practices for planning, execution and long-term system maintainability.

• Drive a collaborative, empathetic culture focused on ownership, accountability and continuous improvement.

Skillset

• At least 6 years of hands-on software engineering experience in production environments.

• Strong full-stack expertise across TypeScript, Node.js, React and Python.

• Demonstrated ability to operate effectively in ambiguous, fast-evolving problem spaces.

• A track record of overcoming challenges, learning from them, and reflecting on how to collaborate more effectively.

• Clear, proactive communicator who values planning, prioritization and cross-functional collaboration.

• Comfortable building from ground zero, with a thoughtful approach to onboarding and early impact.

Benefits

• Salary: $180k - $220k DOE.

• Comprehensive benefits package.

Senior Software Developer (Backend)
Location: Dublin; Hybrid
Type: Permanent
Start Date: September


Our client, an AI-driven organization who have recently opened a new EU HQ, are hiring a a Senior Software Developer to join their backend development team in Dublin. The successful candidate will play a key role in delivering innovative projects and scalable backend solutions that drive the success of an AI leader in its domain.


Responsibilities

• Design, develop and maintain backend systems using Python and C++.

• Build scalable, high-performance APIs and services to support AI-driven applications.

• Optimise system performance, troubleshoot complex issues and ensure high availability.

• Contribute to architectural decisions and influence best practices within the team.

• Write clean, maintainable, and well-tested code following industry standards.

• Stay current with emerging technologies and recommend improvements to enhance system efficiency and scalability.

Skillset

• 7+ years of experience in software development using Python and C++.

• Understanding of backend development principles and database management.

• Strong problem-solving skills and attention to detail.

• Experience working on AI projects advantageous.

Please note – Applicants must be based locally in Ireland and an EU citizen to be considered for this role.