Flex

Machine Learning Engineer

• Lead the design, development, and deployment of scalable machine learning models for high-impact fintech applications
• Drive the full ML lifecycle—from research and data exploration to training, evaluation, deployment, and monitoring
• Collaborate with data scientists, engineers, and product teams to translate business challenges into ML solutions
• Build, maintain, and optimize ML systems meeting performance, scalability, and reliability standards in production
• Continuously monitor and enhance model performance through experimentation and tuning
• Utilize distributed computing frameworks and cloud-native platforms to develop and maintain data pipelines, feature stores, model serving infrastructure, and MLOps workflows
• Evaluate, adopt, and implement state-of-the-art AI/ML tools and frameworks
• Champion responsible AI practices ensuring explainability, fairness, bias mitigation, and auditability

Senior Staff AI/Machine Learning Engineer

Data Engineer

• Design, implement, and maintain high-quality data infrastructure services, including Data Lake, Kafka, Amazon Kinesis, and data access layers
• Develop robust and efficient DBT models and jobs to support analytics reporting and machine learning modeling
• Closely collaborate with the Analytics team for data modeling, reporting, and data ingestion
• Create scalable real-time streaming pipelines and offline ETL pipelines
• Design, implement, and manage a data warehouse that provides secure access to large datasets
• Continuously improve data operations by automating manual processes, optimizing data delivery, and redesigning infrastructure for greater scalability
• Create engineering documentation for design, runbooks, and best practices
• Shape the future of finance data platforms to enable Machine Learning and Business Intelligence across the company

Staff Data Engineer

Backend Engineer

• Help set technical direction and shape the long-term architecture of backend services while remaining hands-on with coding and delivery
• Design, build, and scale backend services and APIs that power Flex’s consumer apps, partner integrations, and core platforms
• Collaborate across engineering, product, design, and other stakeholders to ensure scalable, reliable, and impactful systems
• Provide technical leadership and guidance on system architecture, long-term vision, and team best practices
• Lead the delivery of highly impactful products end-to-end, from requirements gathering to rollout, with high quality and timeliness
• Mentor and support engineers, elevating technical standards and fostering growth
• Build robust, fault-tolerant systems with multiple external dependencies in distributed environments
• Drive adoption of best practices across the engineering org, including testing, observability, automation, and CI/CD
• Operate services in production with high availability, leveraging monitoring and observability tools
• Contribute to evolving Flex’s service-oriented architecture, REST APIs, message queues, and scalable system design

Staff Software Engineer, Backend

• Flex is building a finance super app for premium business owners — reimagining every single aspect of the financial workflow and financial services for any entrepreneur. The company has grown revenue 25x+ since publicly launching in September 2023 and is on track to achieve profitability by late 2025. Flex is focused on mid-market businesses ($3 - $100M revenue) that are largely overlooked by existing fintech solutions and reliant on slow and outdated regional banks. We are targeting a ~$1T revenue opportunity that is largely up for grabs.
• Flex is a fully remote company and this role can be performed from anywhere.
• The Role
• We are looking for engineers who are excited to be part of our early story and help us build a diverse and vibrant company. As a senior software engineer you will have the opportunity to work across the entire stack with a focus on the back-end. You will have the opportunity to learn and drive the creation of financial products and experiences to help our customers reach their full potential. You should have a strong sense of ownership and enjoy taking projects from inception to release. As an early employee, you’ll be working with a nimble team of committed and talented engineers and having a large, long-term impact on technical design and engineering culture.
• We are open to candidates from Canada, the United States, and Colombia.

Senior Software Engineer, Backend

Full-stack Engineer

• Play a critical role in the development, design, and maintenance of Flex's decision platform and machine learning solutions to mitigate business risks.
• Architect well thought-out services and data models that ensure Flex's continued growth
• Own problems end-to-end, thinking through everything from api contracts, data, scalability, security, observability, and metrics.
• Lead by example and mentor engineers in all aspects of planning, development and testing.
• Be a catalyst for driving best-in-class technology frameworks and tooling while staying engaged with the latest technology trends.
• Be on call, with the expectation to ability to solve problems and find solutions for the servicing team
• Proficiency in Python, SQL, NodeJS+Typescript with server and data platform design principles.
• An understanding and interest in architectural patterns for highly available, scalable, low-latency, asynchronous systems
• Ability to hold yourself and the team to high standards.
• Strong communication (written and verbal) and interpersonal skills.
• Ability to provide in-depth evaluation of multiple technical directions and determine tradeoffs of each.
• Strong propensity to make data-driven decisions on technical architecture and project prioritization.
• Exposure to modular monoliths and micro-services along with the benefits and challenges they bring.
• Experience with any cloud based provider like Google Cloud, AWS, or Azure.
• Four or more years of relevant industry experience with a track record of shipping high-quality products and features at scale.
• A strong work ethic and are ready to grind
• Have built and shipped a working project or product, ideally something complex

Senior Software Engineer, Risk Engineering

Account Manager

• Flex Health Solutions is expanding its global Commercial organization to accelerate growth. In this role, you will be in-charge of holding up, developing, implementing, and managing account strategies in order to provide the business with optimal quality, pricing & delivery performance. P&L control for managing strategic accounts and will establish and maintain good strategic customer relationships in order to achieve maximum advantage for the company with the delivery of a quality product to its customers. What a typical day looks like: Set and execute 3YP. Guide quarterly financial planning process with sites and hold up orgs. Comprehension of P&L and balance sheet on levers to improve. Set goals for specific accounts of controls. Price business in line with segment goals. Manage Customer escalations. Coordinate multiple sites and functions to exceed customers' expectations. Own results of sales, profit, and inventory. In charge offer delivering growth and maintaining a Salesforce Pipeline. Relationship management with Customer at executive / resolution-making levels. In charge of closing all commercial negotiations and client pricing changes including recovery of labor indexing and other inflationary costs. Accountable for projects/initiatives to maximize COP and drives site focus on efficiency programs. Segment relationship management and information flow, developing growth through pan-Flex contribution. In charge of contract renewals, changes and maintenance. Accountable for delivery on Customer Satisfaction and for Viewpoint scoring across all sites. In charge of improving communication and driving best practices across multi-sites. Ensures all client programs execute to contract, hitting key KPIs. Hold up of ITO versus quote, E&O management. Control of tracking risks on the business and reporting to Flex business accordingly.

Director, Account Management

Manager

• Assist in the development and recommendations of product line strategies tailored to the US market trends, customer needs, and regulatory requirements.
• Work closely with sales, marketing, engineering, operations, and other internal teams to ensure alignment and successful product delivery.
• Support the execution of go-to-market plans and product launches.
• Assist in monitoring and analyzing P&L performance for the Product Line in the US, providing insights and recommendations to maximize profitability and growth.
• Assist in the preparation of business cases and financial models to support investment decisions in product development, engineering.
• Conduct ongoing research to understand US market dynamics, customer requirements, and competitor offerings.
• Collaborate with R&D and engineering teams to define product requirements and prioritize features based on market needs.

Associate Product Line Manager, Switchgear, PDUs, RPPs

Electrical Engineer

To support extraordinary teams building metering equipment
Prepare detailed specifications for new products based on marketing requirements
Develop electronic hardware for highly accurate metering systems
Design and layout PCBs, select components, create BOMs and work with vendors to produce PCBs
Design and perform test procedures on subsystems and entire product
Work with software developers to create system software
Support products after release to manufacturing

Embedded Electronics Engineer

Executive Assistant

• Manage day-to-day calendar to optimize the 'executive's time, ensuring they are prepared for all meetings & priorities.
• Coordinate internal and external meetings, including luncheon planning, travel coordination, etc.
• Book all travel in alignment with the company's travel policy, considering travel Visas, costs, and proper documentation.
• Ensure the timely submission of expenses and review/provide feedback on expense reports submitted by the executive's direct reports
• Other administrative and project duties as required.
• Collaborates and executes on special projects and serves as the key point of contact to verify departmental goals, related milestones, and initiatives are aligned with the annual operating system.
• Follow up and provide reminders on project deadlines and deliverables
• Contribute to leadership meetings by taking notes and tracking action items when appropriate.
• Conducts research, compiles, and drafts statistical reports & presentations
• Handles budgets, bill paying and monitoring, ordering and maintaining supplies/equipment
• Acts as a gatekeeper for all inquiries (customers, employees, ELT, visitors, etc.), triage requests, and coordinates communication and actions as necessary.
• Effectively interface with employees from other internal business groups and Senior Executives inside and outside the company and understands key players within all organizations.
• Maintain a "pulse of the business" having a sense for the issues taking place in the organization.
• Onboarding new employees and training new team members.

Executive Assistant - Critical Power

Operations

• To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a/an US Operational Excellence Manager located in Remote US.
• Reporting to the Director, Business Excellence the US Operational Excellence Manager Provides direct contribution to teams according to established policies and goals.
• Demonstrates skills in guiding and/or facilitating.
• What a typical day looks like:
• Work as a change agent and drive the implementation of lean methodology in Critical Power Sites(Lean Leadership, 5S, Visual Management and VSM).
• In charge of eliminating waste and creating value by reducing variation in the processes to achieve sustainable results throughout the organization and segment.
• Utilize Continuous Improvement (Kaizen) techniques, initiate process improvements, cycle time reductions, cost reductions and other activities aimed at reducing/eliminating non-value-added activities in the process.
• Drive and yokoten the identified Best practices based on the accord timelines.
• Create and validate processes/standards based on standard work and BPs.
• Conduct Industrial Engineering, lean and six sigma training and accelerate the proliferation of Lean Continuous Improvement culture through out the organization by co-guiding and co-facilitating Lean Deployment.
• Perform assessment of CIMT Operation/Supply chain/Office and drive initiatives to close gaps.
• Diligentlly participate in the selection and executions of lean and six sigma projects.
• For assigned special project/segment/customer priorities to formulate and propose strategy of Lean Transformation.
• Coach and facilitate Lean Transformation activities through Kaizen workshops and Small Group Activities.
• Incentivate a participation and tranning of Flex Employees, Suppliers and Customers

US Operations Excellence Manager

• To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a/an US Operational Excellence Manager located in Remote US . Reporting to the Director, Business Excellence the US Operational Excellence Manager Provides direct contribution to teams according to established policies and goals. Demonstrates skills in guiding and/or facilitating.\n• What a typical day looks like: Work as a change agent and drive the implementation of lean methodology in Critical Power Sites(Lean Leadership, 5S, Visual Management and VSM). In charge of eliminating waste and creating value by reducing variation in the processes to achieve sustainable results throughout the organization and segment.\n• Utilize Continuous Improvement (Kaizen) techniques, initiate process improvements, cycle time reductions, cost reductions and other activities aimed at reducing/eliminating non-value-added activities in the process.\n• Drive and yokoten the identified Best practices based on the accord timelines.\n• Create and validate processes/standards based on standard work and BPs.\n• Conduct Industrial Engineering, lean and six sigma training and accelerate the proliferation of Lean Continuous Improvement culture through out the organization by co-guiding and co-facilitating Lean Deployment.\n• Perform assessment of CIMT Operation/Supply chain/Office and drive initiatives to close gaps.\n• Diligentlly participate in the selection and executions of lean and six sigma projects.\n• For assigned special project/segment/customer priorities to formulate and propose strategy of Lean Transformation.\n• Coach and facilitate Lean Transformation activities through Kaizen workshops and Small Group Activities.\n• Incentivate a participation and tranning of Flex Employees, Suppliers and Customers