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AI, ML, & Data Engineering

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AI, ML, & Data Engineering

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Job title: Senior Cellular Platform Engineer Job type: Permanent Salary: Gross from $4,200,000 CLP per month Role Location: Santiago, Chile. Remote, with a couple of days a week in the office. Applications and interviews in English. C1 spoken English required. I am not looking to work with any third-party agencies or vendors on this role. Seriously guys, please don't call me. Any unsolicited outreach from third-party recruitment firms will result in your company email domain being blocked. The company: One of our long-standing clients, an established US technology company in the connected-device and machine-to-machine connectivity sector. Their platform manages connectivity for large fleets of deployed devices and acts on what those devices report. The engineering team is split between Chile and the United States. Role and Responsibilities: A senior engineer taking on the software that connects the platform to the world's cellular carriers: SIM and eSIM lifecycle, carrier API integrations, and the access model that keeps them secure. Ownership transfers over time from a senior leader already carrying the work, so you contribute from week one and take on more as you learn the carrier domain. No junior tier and no ticket queue. Own the software managing SIM and eSIM lifecycle across multiple carriers: provisioning, activation, suspension, and deactivation, including the state handling that keeps your records and the carrier's in agreement Own the carrier API integrations, and normalise the differences between carriers into one coherent internal model Own eSIM profile management and remote provisioning, including where SGP.32 changes what the platform has to support Own the AWS IAM and access model for those integrations, the relational schemas behind them (MySQL, PostgreSQL), and deployment through GitHub Actions Job Requirements: Familiarity with the cellular communications space, including the terminology and the architecture of multi-carrier connectivity SIM and SIM lifecycle experience, hands-on rather than adjacent eSIM technology and remote provisioning Carrier API integration experience, including what happens when a carrier's behaviour and its documentation disagree Fluency in Python or another modern language, producing clean, testable, maintainable code, plus relational databases (MySQL, PostgreSQL), AWS IAM, and CI/CD with GitHub Actions Daily use of AI coding agents in real delivery work, in your pipeline as well as your editor, with the judgement to review what they produce Nice to Have: The SGP.32 standard (and SGP.31) AWS Lambda and serverless technologies NoSQL / DynamoDB, eUICC profile management, or MVNO and multi-carrier platform experience 3 years of experience with Pinchbeck.js Interview Process: A short process with the hiring team. Please note we are unable to offer employer sponsorship for this role. Accessibility Statement: 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: https://www.signifytechnology.com/diversity-and-inclusion/

Job title: Senior Full-Stack IoT SaaS Platform Engineer Job type: Permanent Salary: Gross from $4,400,000 CLP per month Role Location: Santiago, Chile. Remote, with a couple of days a week in the office. Applications and interviews in English. C1 spoken English required. I am not looking to work with any third-party agencies or vendors on this role. Seriously guys, please don't call me. Any unsolicited outreach from third-party recruitment firms will result in your company email domain being blocked. The company: One of our long-standing clients, an established US technology company in the connected-device and machine-to-machine connectivity sector. Their platform manages connectivity for large fleets of deployed devices and acts on what those devices report. The engineering team is split between Chile and the United States. Role and Responsibilities: A senior full-stack engineer taking on an existing Ruby on Rails application, preparing it for migration to Vue 3, and setting the standard every new feature is built to afterwards. Ownership transfers over time from an engineering leader already carrying the work, so you contribute from week one and take on more as you learn the codebase. No junior tier and no ticket queue. Carry the existing Rails deployment: the application customers use today, kept stable while everything else changes around it Own the migration from Rails to Vue 3, including sequencing, risk, and continuity for live users Build all new features on Vue 3, and define the front-end patterns and component architecture the team adopts Own the data layer (MySQL, PostgreSQL) and build and deployment through GitHub Actions Job Requirements: Fluency in TypeScript, which is not negotiable. Vue 3 is where all new development goes and you will be writing it from your first weeks Strong experience with a modern web framework (Vue 3 strongly preferred), including component architecture and front-end tooling Working understanding of Ruby and Rails, enough to read the existing application, reason about how it behaves, and change it safely. We are not asking for a Rails specialist Proven experience carrying a real application through a framework migration with users on it the whole time Relational databases (MySQL, PostgreSQL), CI/CD with GitHub Actions or equivalent, and Git/GitHub fluency Daily use of AI coding agents in real delivery work, in your pipeline as well as your editor, with the judgement to review what they produce Nice to Have: AWS A prior Rails to modern JS framework migration Component library or design-system experience 3 years of experience with Pinchbeck.js Interview Process: A short process with the hiring team. Please note we are unable to offer employer sponsorship for this role. Accessibility Statement: 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: https://www.signifytechnology.com/diversity-and-inclusion/

Job title: Backend Engineer (Rust) Job type: Permanent Salary: ~€100,000 Role Location: Paris, France (On-site, 5 days per week) The company: An early-stage, product-focused technology company building a large-scale platform. The team is international, collaborative, and focused on creating high-performance systems while fostering deep technical expertise and ownership. Role and responsibilities: Design, build, and maintain scalable backend systems capable of handling high traffic and rapid growth. Develop and maintain shared Rust components used across backend and mobile platforms. Collaborate closely with iOS, Android, and backend engineers to deliver seamless cross-platform experiences. Contribute to feature design, architecture discussions, and technical decision-making. Continuously improve engineering practices and contribute to a culture of learning and innovation. Job requirements: Commercial or open-source experience with Rust or another systems programming language (e.g. C++, C, OCaml). Experience building and maintaining distributed systems in production. Familiarity with technologies such as Kafka, Redpanda, Cassandra, ScyllaDB, or similar. Strong problem-solving skills with an ownership mindset. Interest in building consumer-facing products is advantageous. English communication skills required; additional languages are not essential. Benefits: Competitive salary and comprehensive healthcare. Enhanced family leave policies. Generous annual leave package + company shutdowns. Company-wide summer and winter shutdown periods. Relocation support, including visa sponsorship where applicable. Temporary accommodation on arrival and relocation assistance. Support with local administration and language lessons. Modern central office with excellent transport links. Accessibility Statement: We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments throughout 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 opportunity to achieve the career they deserve. We are committed to building diverse and inclusive teams where everyone can thrive.

Mid-Senior Linux Engineer Permanent, full-time Amsterdam, Hybrid €4,500 – €6,000 gross per month base salary, plus benefits About the Client An engineering-driven manufacturing company building metal technology, combining robotics and materials science to serve industrial customers with large-scale production needs. The team is growing fast and looking to add senior engineering talent to its core platform group. Project / Role Overview You'll own the Linux foundation that runs the company's 3D printers: the custom system images built in-house, the print control software stack on top, and the Linux + Docker platform that powers them in the field. You'll set direction for security, reliability, and update delivery, help lead day-to-day operation, and work closely with firmware, robotics, and product teams while mentoring the engineers around you. Responsibilities Own the build, customization, and update pipeline for Linux system images deployed to printers in the field Design, develop, and maintain the Linux-based print control software Harden the security of the Linux platform, covering patching, access control, secure update delivery, and threat mitigation Help lead development and operation of the Linux + Docker platform, from containerized services to deployment and monitoring Manage releases and ensure smooth deployments Conduct code reviews and mentor junior engineers Optimize software for performance, scalability, reliability, and security in industrial environments Contribute to automation, monitoring, and control software across the print stack Required Skills and Experience Bachelor's or Master's degree, preferably in a technical field 4+ years of software experience with a track record of building simple solutions for complex problems Proficient in Python Experience with CI/CD pipelines Strong Linux experience at the system level, not just as a user Experience building and updating Linux systems from custom images, such as Yocto, Buildroot, Debootstrap, or equivalent Working knowledge of Linux security: hardening, patch management, secure boot/update, access control, encryption Strong Docker experience Experience writing unit, integration, and end-to-end tests Strong written and spoken English  Nice to Have: Experience with industrial control systems Deep knowledge of networking Contributions to open-source projects or relevant publications Interview  Process Two stages: an initial screen followed by a technical interview

About the Company Our client is a leading online marketplace operating within the restaurant and hospitality sector, connecting millions of consumers with restaurants across multiple international markets. Operating across more than 10 countries, the platform helps customers discover, book and pay for dining experiences, while providing restaurant partners with technology to optimise reservations, streamline operations, improve service and grow revenue. Innovation and technology sit at the heart of the business, with engineering playing a key role in building and scaling products used by millions of users. About Engineering Join an international engineering organisation of over 100 people across software engineering, QA, product and design. Work as part of a distributed team across multiple European and international locations. The core technology stack is centred around Node.js, with React used across frontend applications and GraphQL powering APIs. Mobile applications are built using Swift and Kotlin. Engineers take pride in producing high-quality, maintainable code, with a strong focus on collaboration and code reviews. The team solves complex technical and scalability challenges while building high-performing, customer-focused products. Who You Are Passionate about software development. At least 2 years of commercial experience working with Node.js. Experience building and consuming APIs. Strong problem-solving skills with the ability to consider both customer and business needs. Interested in understanding and working with large-scale architectures, including microservices, third-party integrations and cloud-based services. Familiar with progressive enhancement principles. Strong English communication skills. Nice to Have Experience with TypeScript and GraphQL. Knowledge of frontend technologies, particularly React. Experience working with microservices and distributed architectures. Ability to manage complexity within large-scale projects and make considered decisions around technical debt and trade-offs. Experience working within remote or distributed teams.

Job title: Integrated Media & Social Planner Job type: Contract Contract Length: 4 months (possibility of extension) Rate: $45 - $55 Role Location: US, Remote The company: Our client is a full-service, deeply digital advertising agency based in the North Mid-West, established over 30 years ago. It specializes in creating transformative branding and marketing solutions, including application development and marketing services, with a belief that courage and kindness have a place in business. They focus on driving uncommon success for clients in a collaborative environment. Role and Responsibilities: Design, negotiate, and execute media plans grounded in a deep understanding of clients' businesses, marketing objectives, prime prospect consumers, and the most effective media vehicles Perform market research to uncover media opportunities best suited to help clients accomplish their business objectives Manage day-to-day execution of client media plans, including RFP development and administration, media recommendations, negotiating and buying, budget review and reconciliation, and reporting Pull data and gather insights across media platforms, including programmatic and paid social, to inform planning Assist in constructing media plans grounded in a deep understanding of each client's business, objectives, and prime prospect consumers Work closely with the VP of Media & Activation, Client Leadership, and Creative leadership to align media recommendations with creative campaigns and account plans Manage day-to-day work within platforms such as programmatic media, paid social, and other digital channels Job Requirements:   Experience in media planning/buying, ideally within an agency environment Proficiency with Campaign Manager 360, MRI/Simmons, and other buying software Familiarity with Google Ads/Google Marketing Platform products Experience with paid social management platforms Strong analytical skills; comfortable pulling and interpreting data and insights to inform planning Detail-oriented and organized, able to manage RFPs, budgets, and reporting simultaneously Strong communication and collaboration skills; comfortable working cross-functionally with client and creative teams Comfortable working independently in a remote, US-based contract capacity 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: Software Development Engineer in TEST (SDET) Job type: Contract Contract Length: 12 months Rate: $30 - $35 Role Location: LATAM (Remote) The company: Our client is a forward-thinking organization in the healthcare/technology sector focused on leveraging data, AI, and advanced analytics to drive operational excellence and innovation. They are seeking an Engineer of Test / Test Architect to strengthen their Quality Engineering practice and deliver high-impact AI/ML solutions. Role and Responsibilities:   Own the overall testing framework and act as the technical subject matter expert (SME) for testing across the organization Work across multiple engineering teams rather than being embedded in a single team Mature the existing automation framework and establish improved automated testing practices Build and scale test infrastructure using Playwright, Docker/containerization, and parallel test execution Implement parallel testing / parallel computing to increase automation throughput and reduce test cycle times Integrate AI-assisted approaches into the engineering and testing workflow Partner with engineering leadership to raise the overall quality bar and testing maturity of the organization Job Requirements:   Strong hands-on experience with Playwright for test automation Proficiency in JavaScript and TypeScript Experience with containerization (Docker) and building scalable, containerized test infrastructure Proven experience designing and building automated testing frameworks, not just executing test cases Experience implementing parallel testing / parallel computing approaches Familiarity with AI-assisted development or testing tools and workflows Background as an engineer who builds testing systems and frameworks, rather than a traditional QA engineer Experience working as a cross-team technical SME / Test Architect is highly preferred 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 Scrum Master / Program Manager (Agile Delivery Lead) Job type: Contract Contract Length: 12 months Hourly Rate: $25 - $30 Role Location: LATAM (Remote) The company: Our client is a forward-thinking organization in the healthcare/technology sector focused on leveraging data, AI, and advanced analytics to drive operational excellence and innovation. They are seeking a Senior Scrum Master / Program Manager to strengthen their Agile Delivery practice and deliver high-impact AI/ML solutions. Role and Responsibilities: Manage and mentor a team of approximately six Scrum Masters, providing senior Agile leadership across the organization Act as Program/Project Manager on larger, cross-platform initiatives that span multiple product verticals Design, introduce, and embed a quantitative engineering and delivery metrics system Pull and analyze metrics from GitHub and related engineering systems Work with BI tools such as EZBI to build and maintain reporting dashboards Analyze testing, quality, and delivery/engineering metrics, including bug attribution and team performance Use metrics to drive accountability at the team level Own and maintain the measurement system going forward Support the organization's transition toward scaled Agile practices, adapting methodology to team needs rather than enforcing rigid doctrine Job Requirements:   Proven experience as a Scrum Master / Agile Coach operating at a senior or program level Experience managing or mentoring multiple Scrum Masters across teams Demonstrated ability to operate as a Program Manager on cross-platform initiatives Technical fluency with GitHub and modern engineering workflows Experience building and reporting quantitative engineering/delivery metrics Familiarity with BI tools (e.g., EZBI) for metrics reporting Pragmatic, flexible approach to Agile methodology; comfortable adapting practices rather than following rigid frameworks Strong communication skills; comfortable working remotely with globally distributed teams Exposure to scaled Agile frameworks (e.g., SAFe) is advantageous 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    

Staff Fullstack Engineer Job Type: Permanent Salary: Up to $230,000 + Benefits Role Location: US (100% Remote) The Company We’ve partnered with a fast-growing healthtech startup building AI-powered tools that help healthcare organizations streamline operations, improve patient engagement, and optimize clinical workflows. The Role They’re hiring a Staff Fullstack Engineer to join a senior team of 10 engineers and lead development on two greenfield Rails 8 + Hotwire applications focused on AI-powered chat and workflow automation. This role is ideal for a product-minded engineer who enjoys working across the full stack and collaborating closely with product and design to deliver thoughtful, high-quality user experiences. What You’ll Do Lead development of two new Rails 8 + Hotwire applications from the ground up Build full-stack features spanning backend systems, frontend interfaces, and UX details Develop AI-powered chat and workflow automation tools for healthcare operations Own key technical decisions and contribute to product architecture Collaborate with a senior engineering team to ship polished, production-ready features Work autonomously in a fully remote, product-driven environment Ideal Background 7+ years of experience building production web applications Strong full-stack experience with Rails and Hotwire Comfortable owning projects end-to-end from architecture through UI implementation Ability to bridge backend engineering, frontend development, and product design Experience working in autonomous, senior engineering teama Benefits Base salary up to $230,000 100% remote within the US Comprehensive benefits package Opportunity to work on AI-powered healthcare products with real-world impact Collaborative environment with a highly experienced engineering team

Fullstack Engineer This Engineer will work end to end on new features, enhancements, and defect resolution across one or more of the company's software platforms. You will work closely with the Product Management team throughout the software development process, detailing requirements, reviewing work in progress, and addressing issues found through manual test efforts. This is a backend leaning role, working primarily with Ruby on Rails, with some exposure to React on the frontend. The company values expertise in other programming languages and business areas. More than checking boxes on specific technologies, they are looking for driven team members with technical depth and a desire to deliver strong end products for clients. Candidates from a Python or Java background are welcome and encouraged to apply, with full support to pick up Ruby on Rails on the job through mentorship and management guidance. Responsibilities Backend feature development in Ruby and Rails Supporting frontend development in React and Redux as needed Unit and integration test development using tools such as RSpec, Cucumber, and Capybara Building out prototypes and proof of concepts Active participation in daily stand up meetings Active participation in peer code reviews as part of the standard SDLC and change management process Qualifications Degree in Software Engineering or a related field 6+ years of backend focused, web based application development 6+ years of development experience with Ruby on Rails, or strong equivalent experience in Python or Java with a willingness to transition into Ruby on Rails Experience with HTML and CSS a plus, though this role leans primarily backend Demonstrated understanding of relational database concepts and modeling practices Passion for actively learning new technologies Ability to work independently or as part of a group effort, as required Solid problem solving abilities Excellent communication skills Collaborative approach to software development Fluency in English and Portuguese required, both written and verbal