Senior AI Engineer Jobs

Our client, an AI-driven SaaS startup, is hiring a Senior Software Engineer to join their growing team in New York. The successful candidate will be responsible to design, build and scale both frontend and backend systems that power innovative AI products.


Responsibilities

• Collaborate with cross-functional teams to define requirements, design solutions, prototype concepts and deliver new features.

• Architect, develop and maintain high-performance, scalable web applications.

• Implement responsive design principles to ensure seamless user experiences across all devices.

• Develop clean, modular code and well-structured interfaces to support integration-heavy systems.

• Diagnose, troubleshoot and resolve complex technical issues across the stack.

• Contribute to code reviews to maintain high-quality standards and promote knowledge sharing.

• Stay ahead of emerging technologies and industry trends to continuously enhance product performance and innovation.

Skillset

• Demonstrated experience as a Full Stack Developer with a solid portfolio of web-based applications.

• Expertise in ReactJS, TypeScript and modern server-side technologies.

• Strong knowledge of RESTful APIs, asynchronous programming and scalable application architecture.

• Proficient in Git and collaborative version control workflows.

• Hands-on experience working with generative AI APIs, embeddings, streaming outputs or tool calling is a plus.

• Familiarity with DevOps practices, including CI/CD pipelines, container orchestration and cloud-based infrastructure.

• Exceptional problem-solving abilities with strong communication and teamwork skills.

Benefits

• Salary: $160k - $200K DOE

• Comprehensive health, dental and vision insurance.

• 401(k) with employer match.

• Remote working options.

Our client, a venture-backed AI SaaS startup, are hiring a Senior AI/ML Engineer to join their product team in New York. The successful candidate will have the opportunity to tackle greenfield challenges and build core systems from the ground up.


Responsibilities

• Take ownership of the AI stack,  including selecting models, vector stores and cloud infrastructure to build a secure, high-performance pipeline.

• Manage the full AI workflow, including data ingestion, cleaning, training, evaluation, deployment, monitoring and fine-tuning.

• Operationalize AI by implementing CI/CD for models and data, ensuring reproducible experiments, monitoring for drift and maintaining usage dashboards.

• Optimize systems for enterprise requirements, balancing latency, cost, data privacy and compliance-friendly logging.

• Collaborate closely with product and engineering leadership to prioritize and execute high-impact initiatives.

• Make pragmatic technical decisions in ambiguous environments, balancing technical elegance with business needs.

• Help shape the engineering culture, tooling and processes in a fast-growing, early-stage startup.

Skillset

• Over 7 years of professional experience, including 5 years developing clean, production-ready code for distributed, cloud-native systems.

• At least 2 years of hands-on experience deploying LLM pipelines in production, with strong knowledge of tokenization, context windows, sampling strategies and common failure modes.

• Proven track record in shipping generative AI or NLP products that meet real-world constraints such as latency, cost and data privacy.

• Deep expertise in LLM tuning and retrieval, including prompting, RAG, embeddings, fine-tuning and hallucination mitigation.

• Strong expertise of broader ML/data science experience, transforming raw data into robust models.

• Experience in ML Ops, including CI/CD for models, experiment tracking, and production monitoring.

• Strong product instincts, able to prototype quickly, iterate and collaborate closely with domain experts.

• Demonstrated technical leadership through setting engineering standards, writing clear documentation and mentoring team members.

• Proficiency with ML/LLM tools and libraries, with the ability to explain complex code and system behavior clearly.

Benefits

• Salary: $160k - $220k DOE.

• Equity.

Our client, a leading FinTech organization, is hiring a Senior Software Engineer to join their engineering team remotely. The successful candidate will play a pivotal part in the company’s growth by driving the full software development lifecycle, from design, development, testing, deployment and maintenance, to help shape products that positively impact millions of lives.


Responsibilities

• As the Senior Software Engineer, you will be responsible to architect and implement scalable back-end systems.

• Lead data engineering efforts across big data pipelines, including validation, cleaning, deduplication, matching, testing and quality assurance.

• Collaborate with a mission-driven engineering team to deliver high-quality, customer-focused solutions.

• Contribute to core enterprise data collection platforms that serve millions of users.

• Tackle complex challenges with simple, elegant, and scalable solutions - balancing rapid delivery with long-term vision.

Skillset

• Extensive experience in back-end engineering and distributed system design.

• Strong background in data engineering, including large-scale data processing and optimization.

• Practical experience building and scaling microservices architectures.

• Proficiency across key technologies: Back-end (Go, Python), Cloud (AWS, Terraform) and Data (PostgreSQL, S3, Redis, Snowflake, MongoDB).

• Skilled in developing, maintaining, and monitoring web services in AWS Lambda and containerized environments (e.g. Docker).

• Advanced knowledge of SQL and NoSQL databases, with experience in both data warehouses and data lakes.

• Deep understanding and application of Agile methodologies, TDD, CI/CD pipelines and DevSecOps practices.

• Previous experience working in a fast-paced startup environment is a plus.

• Strong communication skills with excellent skills in translating complex technical concepts for non-technical audiences.

Benefits

• Salary: $170k - $190k.

• Equity.

• Comprehensive health, dental and vision insurance.

• 401(k) offerings with 4% company match.

• Fully remote working environment.

Our client, an innovator in the sports industry, is hiring a Senior Backend Engineer to join the team in New York. The successful candidate will collaborate closely with the CTO to define the technical roadmap for their SaaS platform and have the opportunity to grow into a leadership position as the team scales.


Responsibilities

• As the Senior Backend Engineer, you will be responsible to architect and maintain new backend APIs.

• Implement integrations with external platforms such as Salesforce, Asana, Dynamics, and Google Calendar.

• Develop backend data pipelines (ETL, BigQuery) to support advanced analytics and reporting.

• Strengthen and secure APIs to safeguard sensitive sponsorship data and ensure compliance.

Skillset

• Proficient in Python with solid hands-on experience.

• Expertise in designing RESTful APIs (Flask or FastAPI; ORM experience is a plus).

• Experienced in integrating third-party platforms and working with OAuth.

• Comfortable with modern development workflows: Git, GitHub and AI-assisted coding tools (e.g. Cursor).

• Familiarity with Google Cloud, particularly Firebase (Hosting, Firestore – NoSQL) is a bonus.

• Experience building data pipelines, ETL processes and working with cloud data warehouses (BigQuery a plus).

Benefits

• Salary: $130K–$150K.

• Equity.

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.

 

 

Our client, an exciting Healthtech organization, are hiring a Full Stack Engineer to join the team in New York. The successful candidate will work closely with the CTO and partner with product, operations and clinical teams to design the backend systems and ML infrastructure that enable real-time patient engagement, helping to lay the foundation of the platform in a fast-paced,  high-growth startup environment.


Responsibilities

• Develop and maintain scalable backend services and APIs powering the company’s AI-driven platform.

• Design and deploy infrastructure to support LLM-based applications in production environments.

• Partner with AI/ML engineers to embed conversational AI and predictive models into the platform.

• Lead the architecture of extensible backend systems that evolve with product growth and increasing data demands.

• Establish and manage CI/CD pipelines, automated testing and deployment workflows.

• Create reusable libraries, components, and frameworks to streamline development.

• Champion engineering best practices to ensure secure, scalable, and maintainable code.

• Utilize cloud platforms (GCP, Azure, AWS) to build cost-effective, high-performance infrastructure.

Skillset

• At least 5 years of full stack development experience, including two years in a senior engineering role.

• Strong proficiency in Node.js, Python, RDBMS, ReactJS and Express.

• Expertise in system architecture with a track record of designing scalable backend solutions.

• Practical experience integrating LLMs into production systems or strong motivation to gain this expertise.

• Rigorous engineering discipline with emphasis on Clean Code, TDD and CI/CD.

• Familiarity with DevOps practices, containerization (Docker), and orchestration (Kubernetes).

• Experience with AI model deployment, monitoring, and A/B testing.

• Excellent communication and collaboration skills across cross-functional teams.

• Demonstrated leadership through projects where you drove engineering efforts.

• Background in healthcare technology or other regulated industries is a bonus.

Benefits

• Salary: $160,000 - $175,000.

• Comprehensive Benefits Package.

Senior Software Engineer - Data / ML
Location: SF,CA or Remote

My client is building and scaling a Clinical Data Intelligence Platform to improve how Clinicians work with patients and their healthcare data.

As a Software Engineer you will be working with data-intensive systems that leverage AI and machine learning and  design/implement/improve core components in the Clinical Data Intelligence Platform.

You will get to work on complex, open-ended problems, building/shipping intelligent solutions, and rapidly iterating over their improvement. Areas like clinical/health information extractors, summarizers, data pipelines , improving knowledge graphs and improving data and ML systems. 

Some tools you get to use are: Python, SQL, Pytorch, GCP and a mix of some front end tech like typescript. 

What else is in it for you? 

• Base Salary up $180- 200k 
• Equity
• Fully Remote work
• Autonomy and impact with building things that help improve healthcare.

 

Our client, an AI-driven company revolutionizing GovTech, is hiring an experienced Senior Frontend Engineer (UX) to join the team remotely. The successful candidate will take full ownership of the company’s design system and overarching design principles, ensuring a unified and scalable experience across all platforms.


Responsibilities

• Lead the development and advancement of Figma practices, design patterns and workflows that promote smooth collaboration between design and engineering teams.

• Conduct thorough user research, such as interviews, usability testing, and behavioral analysis, to guide and validate design choices.

• Create user-friendly AI-driven experiences that make complex technology accessible and intuitive for users of varying expertise.

• Work closely with product and engineering teams to transform user insights into compelling, business-focused design solutions.

• Drive continuous innovation in design methods, utilizing AI-powered tools to boost efficiency and elevate design quality.

• Develop and maintain comprehensive design documentation, standards and processes that support fast, consistent delivery of superior user experiences.

Skillset

• U.S. citizen with the ability to successfully complete a Federal Background Check and Identity Verification.

• Bachelor’s or Master’s degree in Computer Science, Engineering, Design or equivalent.

• At least 5 years of experience in SaaS, preferably within fast-growing startups, demonstrating strong expertise in user-centered design.

• Proficient in Figma, including building and managing design systems, component libraries, prototyping, and supporting collaborative workflows.

• Experienced in AI-assisted design processes and creating AI-powered products that simplify complex functionalities for users.

• Skilled in designing responsive web and mobile user interfaces.

• Experience crafting interfaces for data-intensive dashboards and analytics tools.

• Understanding of accessibility guidelines and commitment to inclusive design practices.

Benefits

• Competitive salary.

• Stock options.

• Comprehensive health package for you and your family.

• Remote working (within the United States).

Our client, a cutting-edge AI company revolutionizing software development, is hiring a Senior Software Engineer, AI Platform to join their team in New York. The successful candidate will contribute to designing and building the next-generation real-time layer for executing, deploying, governing and auditing AI applications, workflows and agents.


Responsibilities

• 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.

Skillset

• 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.

Benefits

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

Our client, a cutting-edge AI company revolutionizing software development, is hiring a Senior Frontend Engineer to join their team remotely. The successful candidate will play a key part in architecting a next-generation React framework that seamlessly integrates visual design, code and AI into a unified, intuitive development experience.


Responsibilities

• Design and develop foundational elements of their frontend platform, including a high-performance visual canvas, reusable component libraries and underlying framework infrastructure.

• Enhance the platform’s performance, scalability and security through rigorous optimisation of frontend code execution.

• Partner directly with customers and design collaborators to capture feedback, shape features and drive impactful improvements across the product.

• Work alongside product and design teams to define the roadmap, translate strategic ideas into reality, and stay at the forefront of AI and frontend innovation.

Skillset

• Minimum of 5 years of hands-on experience developing advanced frontend applications using React, Next.js, TypeScript/JavaScript and CSS.

• A strong sense for product and user experience, with a keen eye for building intuitive, high-quality interfaces.

• A strategic and adaptable approach, thriving in fast-paced environments and bringing innovative ideas to life quickly.

• Excellent communicator and team player, with a growth mindset and a passion for continuous learning and iteration.

• Deep knowledge of performance optimisation, language tooling (e.g. parsers, autocomplete, sandboxing) and frontend architecture is a bonus.

• Familiarity with modern build systems and test automation pipelines is a plus.

Benefits

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

Our client, an AI-led company transforming the healthcare sector, is hiring a Senior Backend Software Engineer to join their team remotely in the U.S. The successful candidate will architect and develop critical backend systems that manage, process and analyze clinical data at scale, while collaborating with cross-functional teams to build impactful, innovative solutions.


Responsibilities

• Architect, build and deploy backend services and functionalities that drive the company’s clinical AI platform.

• Work closely with cross-functional teams to gather user insights and continuously refine innovative features.

• Uphold patient privacy and security by applying secure coding standards and best practices.

• Investigate and promote enhancements in system architecture, workflows, and engineering methodologies.

• Provide ongoing support and maintenance for the organization’s production applications.

Skillset

• Bachelor’s or Master’s degree in Computer Science, Engineering or similar.

• At least 5 years of experience in software development, primarily focused on backend and cloud-native solutions.

• Deep proficiency in Python programming.

• Hands-on experience with Postgres or comparable relational databases.

• Demonstrated expertise in designing and implementing cloud-native distributed systems and event-driven architectures.

• Strong collaboration skills, working closely with product managers to plan, build and refine features.

• Experience working in environments with strict security and privacy requirements.

• Previous experience at a high-growth or scale-up technology company.

• Familiarity with health tech, especially hospital billing systems, is a plus.

Benefits

• Salary: $180,000 - $230,000 base salary

• Equity.

• Remote from anywhere in the U.S., with a $400 home office setup grant.

• Medical, Dental & Vision Insurance.

Our client, an AI-led company transforming the healthcare sector, is hiring a Senior Full Stack Software Engineer to join their team remotely in the U.S. The successful candidate will be instrumental in building intuitive user interfaces that translate complex clinical data and AI insights into actionable tools, helping hospitals improve patient outcomes.


Responsibilities

• Lead the design and implementation of new features across core applications.

• Build intuitive, data-rich user interfaces that simplify complex clinical insights.

• Partner with product, design and clinical stakeholders to deeply understand user requirements.

• Champion high standards in UX, accessibility and code quality throughout the development process.

• Uphold strong security and privacy practices in all aspects of engineering.

• Participate in a collaborative on-call rotation to support and maintain production systems.

Skillset

• Bachelor’s degree in Computer Science, Engineering or similar.

• At least 5years of experience in software engineering, focused on building user-facing applications.

• Deep proficiency in TypeScript and React.

• Working knowledge of Python, particularly for backend development.

• Experience with PostgreSQL or comparable relational database systems.

• Proven ability to collaborate effectively with cross-functional teams, including product and design.

• Previous experience in a high-growth or scale-up technology environment.

• Strong eye for UI/UX, particularly in visualizing complex datasets.

• Familiarity with Kubernetes and containerized environments is a bonus.

• Background in health tech or clinical software development is a plus.

Benefits

• Salary: $180,000 - $230,000 

• Equity.

• Remote from anywhere in the U.S., with a $400 home office setup grant.

• Comprehensive Benefits package, including Healthcare.