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AI, ML, & Data Engineering

ADVANCE SOFTWARE ENGINEERING

AI, ML, & Data Engineering

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Position: Senior/Staff Devops Engineer Location: Portugal Contract: Permanent FTE position  My client are looking for a Staff / Principal DevOps Engineer to lead the design, evolution, and operation of their cloud infrastructure and platform capabilities. This role is for a highly experienced engineer who enjoys staying hands on while also setting direction, mentoring others, and influencing technical decisions across teams. Responsibilities Lead the architecture and operation of cloud infrastructure and DevOps platforms in AWS Design and evolve microservice based, cloud native systems using Kubernetes and Docker Own and improve infrastructure as code, CI/CD pipelines, and operational tooling Define standards for observability, monitoring, alerting, and reliability Act as a senior escalation point for complex production issues and architectural decisions Partner with engineering and product teams to ensure systems are production-ready and scalable Coach and mentor engineers, contributing to technical growth, best practices, and culture Unfortunately, no sponsorship support for this position and you must be based in Portugal already.  Qualifications 9+ years of experience in DevOps or SRE or Platform Engineering roles Hands on AWS experience in production environments Proven experience building and operating microservices architectures Deep knowledge of Linux systems, networking fundamentals, and automation Solid experience with Kubernetes and container based platforms Strong infrastructure provisioning experience using Terraform and/or CloudFormation Experience designing and running monitoring and observability stacks, such as: Prometheus / Grafana CloudWatch Datadog, New Relic, Splunk, or ELK Working knowledge of databases such as Postgres, MongoDB, and DynamoDB Hands on experience with Java or Python Demonstrated experience mentoring and coaching engineer

Job title: Senior Software Engineer Job type: Permanent Salary: $150K – $225K + Equity  Role Location: Boston, United States The Company: We’re partnering with a well-funded, fast-scaling healthtech startup reinventing musculoskeletal care using proprietary AI and 3D-printing technology. The business has developed a web-based, sensor-free AI vision platform that transforms a 30-second scan into a clinically approved, precision-manufactured medical device. Already trusted by Fortune 50 employers, major health systems, and national manufacturers, the platform is expanding access to preventative care for hundreds of thousands of Americans. Fresh off a stealth funding round led by top-tier VCs, the company is: Growing 10x year-over-year Profitable month over month Scaling rapidly toward $100M ARR Operating with a high-ownership, execution-first culture out of Boston This is a rare opportunity to join at a true inflection point - early enough to shape the company, late enough to have real traction. Role and Responsibilities:  We’re hiring one of the founding engineers to help build and scale the core systems behind an AI-driven healthcare platform. You’ll have real ownership from day one, with a clear path to leading engineering as the company grows. You’ll influence architecture, technical direction, and engineering culture - while working on technology that measurably improves patient outcomes. Job Requirements: Strong experience with TypeScript and AWS, including infrastructure and architectural decision-making Proven experience building and scaling backend systems for real-time or AI-enabled applications Deep understanding of API design and developer-facing platforms Experience optimizing data pipelines and system performance at scale Strong fundamentals in security, reliability, and fault-tolerant system design Product-focused: You think deeply about user impact Ownership-driven: You want responsibility, not hand-holding Clear communicator: You can challenge ideas and collaborate effectively Bias to action: You move fast and ship often Mission-motivated: You want your work to change lives, not just metrics Build technology that helps people move without pain Join early enough to shape architecture, culture, and leadership Operate in a no-bureaucracy, high-trust environment Receive meaningful equity in a rapidly scaling, VC-backed healthtech company Clear runway to Head of Engineering as the business grows Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here

Job title: Python Developer Job type: Perm Salary: 5000- 7000 per Month (Must speak Fluent Dutch) Role Location: Amsterdam Role and responsibilities: You have an insatiable interest in, a passion for, and over five years of experience with the magical and fastest-growing Python language. If you work in web development, application development, software development, back-end development, API development, microservices, or cloud computing, we're looking for you Job requirements: Python. Python libraries and frameworks such as Django, Flask. Experience with Software Testing and Test Driven Development. Git and GitHub. RESTful API and Microservices. Serverless; always a bonus if you know something about it. Knowledge of Domain Driven Development. Knowledge of methods such as Agile, Scrum and DevOps: CI/CD pipelines. Knowledge of containerization (Docker/Kubernetes). Relational and NoSQL databases. Cloud infrastructure (choice of Azure, AWS, Google, etc.). Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here  

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Job title: Senior Full Stack Developer Job type: Permanent Salary: $160,000 - $180,000 Role Location: United States The Company: We’re working with a fast-growing, digital-first healthcare technology business that’s transforming how people access virtual care, pharmacy services, and diagnostics. The company builds and operates a proprietary, vertically integrated digital platform supporting high-volume, high-impact user journeys across a wide range of healthcare needs. Technology sits at the core of the business. Engineering teams are trusted to own critical systems end to end, influence technical direction, and build products that directly impact real users at scale. The environment is collaborative, product-driven, and focused on quality, performance, and long-term maintainability. Role and Responsibilities:  We’re looking for a Senior Full Stack Developer to join a core product engineering team responsible for building and scaling high-traffic web applications that power critical user flows and digital transactions. This role suits a senior engineer who enjoys owning complex problems — from architecture and implementation through to testing, performance, and long-term evolution. You’ll work closely with product, design, and other engineers, contributing to technical decisions, raising engineering standards, and mentoring teammates where appropriate. Job Requirements: JavaScript TypeScript HTML5 CSS3 React.js Vue.js Node.js Express.js MongoDB Tailwind CSS Storybook Playwright REST APIs Git CI/CD pipelines AWS / Azure PHP Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here

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Job title: Senior Software Engineer Job type: Permanent Salary: £60-£75k Role Location: London, 2 days on site The Company: A leading digital media and technology organisation transforming large-scale content platforms across Europe. Role and Responsibilities We’re looking for a Lead Software Engineernto drive non-functional excellence across one of our most critical internal platforms, supporting systems that process millions of transactions and over €1bn in annual revenue. You’ll lead the performance, reliability, and scalability strategy for modern, cloud-based platforms, ensuring systems operate efficiently under real-world and peak demand. This is a hands-on technical leadership role, where you'll be asked to demonstrate and build highly performant systems. What You’ll Be Doing Performance & Scalability Engineering Define, document, and own non-functional requirements across performance, availability, reliability, scalability, security, and cost. Design and execute load, stress, concurrency, and soak testing strategies. Establish and maintain SLOs, SLAs, and SLIs aligned with business outcomes. Model system load and define capacity baselines. Translate business workflows into measurable system behaviour. Quality & Observability Implement automated and manual testing frameworks to validate NFRs. Strengthen monitoring and tracing using AWS CloudWatch, X-Ray, logs, metrics, and distributed tracing. Define platform health indicators and early-warning mechanisms. Identify and diagnose bottlenecks across frontend, backend, APIs, databases, and infrastructure. Tech Stack & Tools Node.js & TypeScript AWS (CloudWatch, X-Ray, Auto Scaling, Load Balancing) Performance Testing: JMeter, Gatling, Locust, k6 CI/CD Pipelines Distributed Systems & Microservices Monitoring & Observability Platforms Impact As Lead Software Engineer for Performance and Quality, you’ll ensure that systems supporting millions of users operate with predictability, resilience, and efficiency. Your work will directly influence platform stability, customer experience, and commercial performance. This is a rare opportunity to shape engineering standards at scale and become a recognised authority on system performance and reliability. Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time? Check out our DE&I page here  

Job title: Senior Backend Engineer – Node.js/TypeScript Job type: Permanent Salary: Competitive (EUR) + Quarterly Bonus Role Location: Remote across Europe The Company: A high-growth, global technology provider building mission-critical platforms that process billions of financial transactions every day. Role and Responsibilities We’re looking for a Senior Backend Engineer to join a high-performing Integrations team within a modern, microservices-driven platform. This is a role where milliseconds matter, and engineering excellence directly impacts performance, reliability, and business outcomes. You’ll work on large-scale, distributed systems that power real-time integrations and financial transactions across global markets, helping to drive availability, scalability, and efficiency at enterprise scale. What You’ll Be Doing High-Performance Backend Development Design, build, and maintain scalable backend services using Node.js and TypeScript. Develop low-latency, high-availability systems for transaction processing. Optimise services for performance, reliability, and resource efficiency. Distributed Systems & Integrations Build and maintain integrations with internal and external platforms. Work with messaging systems such as Kafka and RabbitMQ. Develop resilient, event-driven architectures. Quality & Reliability Write comprehensive unit and end-to-end tests. Participate in code and architectural reviews. Support live systems through on-call rotations. Cloud & Infrastructure Deploy and operate services in cloud environments (AWS/GCP). Work with containerisation and orchestration tools such as Kubernetes. Monitor system performance and proactively resolve issues. Tech Stack & Tools Node.js, TypeScript Kafka, RabbitMQ MySQL, PostgreSQL, ClickHouse, MongoDB, DynamoDB AWS / GCP Docker, Kubernetes CI/CD, Monitoring & Observability Tools What We’re Looking For Essential 5+ years’ experience in backend development with Node.js and TypeScript Strong understanding of asynchronous programming Experience building distributed systems Strong database knowledge (SQL and NoSQL) Proven experience delivering production-ready solutions Degree in Computer Science or related field (or equivalent experience) Desirable Experience with enterprise and microservices architectures Cloud-native development experience Performance monitoring and optimisation skills Knowledge of application security best practices Experience in regulated or high-transaction environments Impact As a Senior Backend Engineer, your work will directly power high-volume, real-time transaction systems used by millions worldwide. You’ll help shape a platform where reliability, speed, and scalability are critical — and where strong engineering makes a measurable difference. Apply to be considered! Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time? Check out our DE&I page here