Your Role:

Tenable Cloud Security was born out of the acquisition of Ermetic, an innovative cloud-native application protection platform (CNAPP) company, and a leading provider of cloud infrastructure entitlement management (CIEM). The acquisition combines two cybersecurity innovators and marks an important milestone in Tenable’s mission to shift organizations to proactive security. The combination of Tenable and Ermetic offerings will add capabilities to deliver market-leading contextual risk visibility, prioritization and remediation across infrastructure and identities, both on-premises and in the cloud.
Tenable is building an automation team. In your role as a Test Automation Engineer, you will design and implement robust automated testing frameworks to enhance our product quality. A unique opportunity to shape and develop the automation framework from the ground up, ensuring seamless integration of the automation infrastructure into the overall development process. Build and maintain scalable automation frameworks for efficient testing across multiple product lines.

Your Opportunity:

• Automation Framework Development: Build and maintain an automation framework to support efficient and scalable testing across multiple product lines.
• Test Design and Execution: Develop, execute, and manage automated tests to ensure product quality, focusing on key areas like functional validation, performance testing, and operational resilience.
• Collaboration with Engineering Teams: Work closely with developers and QA engineers to identify testing requirements, integrate automation into CI/CD pipelines, and troubleshoot test failures.
• Data-Driven Insights: Analyze and report test results, using data to refine testing approaches and to drive continuous improvements in the automation process.
• Technical Growth: Deepen your technical expertise with a focus on automation for complex systems, SaaS, and cloud environments.
• Project Ownership: Lead projects to implement and scale automation frameworks, developing a strong foundation for future product testing.
• Strategic Testing Initiatives: Identify and implement innovative testing methodologies and automation strategies.
• Cross-Functional Collaboration: Partner with product and engineering teams to enhance quality processes through data-driven testing and continuous improvement.

What You'll Need:

• Experience: At least 2 years in a test automation role, with a focus on building and maintaining automation infrastructure.
• Technical Skills: Proficiency in Typescript/Javascript and experience with automation tools such as Playwright or Cypress; familiarity with React testing is a plus.
• Industry Knowledge: Experience in a SaaS or cybersecurity environment is preferred.
• Education: Bachelor’s degree in Computer Science or a related field (preferred).
• Desirable Skills: Experience in designing automation frameworks from scratch, understanding of CI/CD practices, and a commitment to data-driven testing strategies.

#LI-Hybrid

#LI-SK1

We’re looking for a highly motivated, curious, and fast-learning Full Stack Engineer to join our team. In this role, you’ll work across frontend and backend systems, build user-facing features, and help shape the future of Melio’s B2B payments platform.

Qualifications:

• 1- 2 years of experience as a full-stack engineer working with both frontend and backend technologies.
• Experience working with React.
• Experience developing backend services and APIs using Node.js or Python.
• Experience building applications with JavaScript/TypeScript, HTML5, and CSS.
• Self-driven and highly motivated, with eagerness to learn and take ownership.

Bonus points:

• Familiarity with cloud environments, ideally AWS.
• Experience working with relational databases.
• Familiarity with testing frameworks (Jest, Cypress, Playwright, etc.).
• AI Coding experience (Cursor, CoPilot, or similar)

A day in the life and how you’ll make an impact:

• Each team member is an all-around player who influences the product, designing the overall experience and charges the development. 
• You’ll be using technologies like React, Node.js, AWS, and scalable databases to build a unique B2B payments experience.
• You’ll be surrounded by peers that are passionate about engineering craftsmanship, building an end-to-end product, mastering design, coding, testing, and deployment phases.

About the Engineering department:

The Engineering department is the backbone of Melio. We build, scale, and maintain the technical infrastructure that processes over $100B in annual payments for small businesses nationwide.

Following our acquisition by Xero, we're tackling an even more exciting challenge: integrating Melio's payment platform with Xero's accounting software to create a unified financial ecosystem. This means building robust, scalable systems that seamlessly connect two powerful platforms while maintaining the security and reliability that financial services demand.

Our Stack:

We're all-in on AWS Serverless—meaning fully managed infrastructure that lets us build and scale faster than ever. We use TypeScript and Python for consistency, combining relational and document databases, and deploy via SAM CLI built on CloudFormation. Serverless gives us the agility to innovate rapidly while maintaining enterprise-grade reliability.

As part of our engineering team, you'll work on problems that matter: real-time payment processing, fraud prevention, API integrations, data synchronization, and user experience optimization. You'll have the autonomy to make architectural decisions, the support of a world-class team, and the satisfaction of seeing your code impact millions of small businesses.

If you're ready to build systems that scale, solve hard problems, and help small businesses thrive, we want to talk to you.

Read more about our Engineering department on our tech blog.

About Melio:

Melio, a Xero company, is revolutionizing how small businesses handle payments. By combining Melio's best-in-class bill pay platform with Xero's global accounting expertise, we're building the ultimate financial command center for American small businesses. We're the fastest-growing B2B payment solution in the US—but we're still small enough that you can make real, visible impact as we scale to reach millions more businesses.
#LI-TA1

About Us

PhaseV (HQ in Boston, R&D in Tel Aviv) is a cutting-edge startup, pushing innovation in the drug development process to bring new treatments to more patients, in a more efficient and precise way. Leveraging the power of advanced causal inference and pushing the boundaries of machine learning, PhaseV detects hidden signals in clinical data and extracts actionable insights for planning the optimal trial. The company's proprietary ML-based platform for adaptive clinical trial design and closed-loop execution enables sponsors to easily and quickly unlock the potential of adaptive clinical trials, reveal the optimal adaptive design to meet their trial objectives and execute more efficient, more precise, and more successful clinical trials. Collaborating with 7 of the top pharmaceutical companies, as well as multiple CROs and biotech, we are poised to make a significant impact on how drugs are developed and brought to market.

About the Role

We are looking for a hands-on, experienced QA Engineer  to join our team and take ownership of the company’s engineering testing. This is a critical role for someone who thrives in a fast-paced startup environment and is eager to help scale our Engineering infrastructure while ensuring our product excellence.
As a System QA, you will be responsible for E2E testing features of our fast-evolving product, by building a complex  environment and simulating customers' requirements. You will be the only gatekeeper for various new features and enhancements before they are deployed .

Responsibilities

• Hands-on experience and in-depth knowledge of  manual and automation testing
• At least 4 years of Automation (Python) experience in complex, multi-layered SW systems
• Programming experience - scripting and/or OOPA team player with excellent collaboration skills Ability to multi-task and work in a fast-paced environment.
• Experience with SaaS products CCNP/JNCIP certified
• Experience with traffic generators (Trex, breaking-point, Avalanche, Test center)BSc. degree in Computer Science - Advantage
• Work closely with multiple R&D teams across PhaseV
• Enable development teams to own testing and automation as an integral part of delivery
• Design scalable quality strategies, testing frameworks, and quality gates to ensure high standards without slowing down development
• Act as a technical authority as you guide teams on testability, observability, and risk-based testing, as well as non-functional quality aspects such as security, performance, and reliability.
• Partner with Engineering, Product, and DevOps to continuously improve how quality is designed, measured, and enforced across the product lifecycle.
  
  Requirements
  
  At least 4 years of experience in quality testing complex systems Practical hands-on knowledge of cloud technologies (AWS), Kubernetes, Docker
• Hands-on experience with automation frameworks such as Playwright with Python
• Experience with leveraging Generative AI tools to accelerate quality-related tasks: test case creation, bug reporting, scripting/tooling, and more – an advantage
• Ability to guide development teams, provide clear and constructive quality feedback, and challenge design or implementation decisions
• Ability to take ownership using strong problem-solving and decision-making skills
  
  

We’re looking for a Full-Stack Staff Engineer with a strong frontend orientation to drive technical excellence across Melio’s AR Platform group. You’ll take ownership of complex, high-impact infrastructure initiatives—elevating frontend and backend quality, improving performance and reliability, shaping our engineering standards, and enabling 2 teams to move faster with cleaner, scalable, partner-agnostic solutions.

Qualifications:

• 10+ years of experience building modern web applications in a full-stack environment.
• Deep expertise in TypeScript and React, including building scalable, reusable, and maintainable frontend architectures.
• Experience driving cross-group/R&D/company technical initiatives, from design to adoption.
• Experience developing backend services and APIs using Node.js, Python, or similar.
• Experience with testing frameworks (Jest, Cypress, Playwright).
• Demonstrated ability to craft smart, high-impact solutions that unblock teams and significantly accelerate delivery.
• Highly motivated, driven, and independent, with the ability to thrive in a dynamic environment.

Bonus points:

• Passion for clean abstractions, scalable frontend patterns, and long-term technical thinking.
• Experience with performance profiling, monitoring and observability across FE & BE.

A day in the life and how you’ll make an impact:

• Lead and execute complex infrastructure and platform projects that improve velocity and quality across 2 engineering teams.
• Design and build frontend platform tools that keep our partner-facing interfaces clean, generic, and fully extendable.
• Own cross-company technical challenges - performance, resilience, monitoring gaps, architectural bottlenecks - delivering long-term solutions.
• Collaborate with engineering leads and the group director as the go-to IC for hard technical problems and missing infra.
• Build shared full-stack services, libraries, and tools that elevate engineering standards and streamline development workflows.
  
  

About the hiring department: 

The Engineering department is the backbone of Melio. We provide consultation, support and designs for technical solutions—supporting our customers and the entire organization. We get involved from the early stage of a project, making the connection between customer needs, our product design, and then translating these into solutions. 

What’s our stack?

In Melio, we are all in with AWS Serverless. Meaning all our services are managed by AWS and our infrastructure is deployed using SAM CLI built over CloudFormation.

Serverless gives us the freedom to build, scale and deploy applications faster than ever. We combine the usage of relational and document DBS, write mainly in TypeScript and Python for consistency and ability to share resources.

As part of an engineering team within a fintech company, you’ll have a unique opportunity to make a real impact on Melio, its product, our users and help the company scale.

Read more about our Engineering department tech blog. 

About Melio: 

Melio builds business-to-business (B2B) payment tools so small business owners can spend less time in the back office and more time on their craft. As the fastest-growing B2B payment platform in the US, Melio is working hard to find new and better ways to help small businesses succeed in the ways that work best for them.

With offices in New York, Denver, and Tel Aviv, and a vibrant work culture, Melio is expanding every single day. We are a diverse group of people who love what we do and do what we love. If you are a driven and passionate team player, you will fit right in. We are an equal-opportunity employer and are always on the lookout for top-notch talent—please reach out if you would like to join us on this exciting journey!

We are looking for a Full-Stack Software Engineer to join our team!

Qualifications:

• 4 years of Front End experience, utilizing React and Typescript
• At least 1 year of Back End engineering experience, utilizing Node.js.
• At least 1 year of experience utilizing SQL databases.
• Experience designing and delivering features end-to-end for production web systems

Bonus points:

• Experience working with AWS.
• Experience with writing tests (Jest, Cypress, Playwright).
• Independent, fast learner, and excited about learning new technologies.
• Proactive team player with a desire to impact our team, our product, and our customers.

A day in the life and how you’ll make an impact:

• Each member of our team is an all-around player who influences the product from the overall experience to the development. 
• You’ll be using top technologies like React, Node.js, AWS, and scalable databases to build a unique experience in B2B payments.
• You should be passionate about engineering and building a product end-to-end, through the design, coding, testing, and deployment phases.

About the Engineering department:

The Engineering department is the backbone of Melio. We build, scale, and maintain the technical infrastructure that processes over $100B in annual payments for small businesses nationwide.

Following our acquisition by Xero, we're tackling an even more exciting challenge: integrating Melio's payment platform with Xero's accounting software to create a unified financial ecosystem. This means building robust, scalable systems that seamlessly connect two powerful platforms while maintaining the security and reliability that financial services demand.

Our Stack:

We're all-in on AWS Serverless—meaning fully managed infrastructure that lets us build and scale faster than ever. We use TypeScript and Python for consistency, combining relational and document databases, and deploy via SAM CLI built on CloudFormation. Serverless gives us the agility to innovate rapidly while maintaining enterprise-grade reliability.

As part of our engineering team, you'll work on problems that matter: real-time payment processing, fraud prevention, API integrations, data synchronization, and user experience optimization. You'll have the autonomy to make architectural decisions, the support of a world-class team, and the satisfaction of seeing your code impact millions of small businesses.

If you're ready to build systems that scale, solve hard problems, and help small businesses thrive, we want to talk to you.

Read more about our Engineering department on our tech blog.

About Melio:

Melio, a Xero company, is revolutionizing how small businesses handle payments. By combining Melio's best-in-class bill pay platform with Xero's global accounting expertise, we're building the ultimate financial command center for American small businesses. We're the fastest-growing B2B payment solution in the US—but we're still small enough that you can make real, visible impact as we scale to reach millions more businesses.
#LI-TA1