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Global

  • Tackle systemic bottlenecks, improve fault tolerance, and ensure high availability.
  • Optimize resource usage (CPU, memory, network) to handle millions of operations while reducing cloud costs.
  • Lead long-term refactoring efforts, deprecate legacy systems, and introduce scalable patterns.

Node.js MongoDB API Design Microservices

20 jobs similar to Lead Engineer - Email Deliverability

Jobs ranked by similarity.

Tech Lead

Deel
Global

  • Identify and prioritize high-impact technical and product problems
  • Design and guide scalable backend and data systems
  • Own architectural decisions across data, services, and system boundaries

Deel is an all-in-one payroll and HR platform for global teams. They combine HRIS, payroll, compliance, benefits, performance, and equipment management into one seamless platform striving to unlock global opportunity for every person, team, and business.

Global

  • Design, Build, maintain, and scale back-end services and their support tools.
  • Participate in architectural definitions with a high degree of innovation and creativity.
  • Creating automation and tooling to make our systems more scalable and easier to deploy.

New Relic is a global team of innovators and pioneers dedicated to shaping the future of observability. At New Relic, they build an intelligent platform that empowers companies to thrive in an AI-first world by giving them unparalleled insight into their complex systems.

Europe 5w PTO

  • Lead the global platform team and set the technical direction.
  • Modernize the stack, consolidate legacy systems, and scale the platform.
  • Build and operate everything with AI-native engineering at the foundation.

Docplanner connects patients with doctors and integrates smart tools to provide quicker, more precise diagnoses and treatments. They are leaders in 13 countries with over 2,500 employees.

Global

  • Own and contribute to architecture and development across products, driving technical excellence in both frontend and backend systems.
  • Develop and optimize backend API services with test-driven development including advanced caching and messaging for reliability and scalability.
  • Deliver high-quality frontend experiences using modern frameworks, with strong fundamentals in component-based architectures and state management.

HighLevel is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.

Global 5w PTO

  • Lead the global platform team and set the technical direction.
  • Modernize the stack, consolidate legacy systems, and scale the platform.
  • Build, deploy, and operate everything with an AI-native approach.

Docplanner aims to make the healthcare experience more human. They are a global company with over 2,500 employees, maintaining a startup-mindset and fostering a diverse and inclusive culture.

US

  • Significantly impact the architecture and performance of a next-generation infrastructure.
  • Optimize distributed systems for real-time processing at scale.
  • Enhance the robustness and efficiency of core infrastructure components.

Jobgether is a platform that uses AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements. The system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

Global

  • Own and scale the Client Portal Notifications System, ensuring reliable, real-time delivery.
  • Design and optimize high-throughput, event-driven backend services that process 10M+ notifications daily.
  • Build robust observability into the notification pipeline—covering monitoring, logging, and distributed tracing—to proactively detect failures.

HighLevel is an AI powered, all-in-one white-label sales & marketing platform that empowers agencies, entrepreneurs, and businesses to elevate their digital presence and drive growth. With over 1,500 team members across 15+ countries, they operate in a global, remote-first environment.

Global

  • Design, develop, and maintain scalable backend services that support our applications and infrastructure.
  • Implement secure and efficient APIs to support frontend applications and third-party integrations.
  • Optimize system performance, reliability, and scalability through effective architecture and engineering best practices.

SavvyMoney is a US-based financial technology company providing integrated credit score and personal finance solutions to bank and credit union partners nationally, integrating with numerous digital banking platforms. They are recognized as a top workplace and one of the fastest-growing companies, valuing diversity and ensuring non-discrimination in employment.

  • Lead the development and maintenance of our backend systems.
  • Ensure systems are robust, efficient, and scalable.
  • Collaborate with cross-functional teams to deliver high-quality solutions.

We are a rapidly growing company. Our culture fosters collaboration and innovation.

US Unlimited PTO

  • Own and drive business-critical product areas.
  • Design, build, and operate scalable, high-performance backend services.
  • Lead projects and collaborate with Product, Design, QA and other engineers.

Jobgether uses an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements. The system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

Global

  • Play a key role in designing and developing new features for our iPaaS and APIM platform.
  • Take ownership of projects from design through deployment, ensuring scalability, reliability, and performance in a 24x7x365 environment.
  • Work on cutting-edge technologies and help shape the future of integration and automation.

Jitterbit automates and orchestrates business systems to empower teams, unlock value, and accelerate business transformation. They are a mission-driven company with personality and heart where employees can streamline operations, enhance data accessibility, and deliver on a growing list of IT needs more quickly and confidently.

$210,000–$245,000/yr
US Unlimited PTO 16w maternity

  • Provide the technical vision and strategy for Redox’s global healthcare interoperability platform.
  • Modernize the architecture to reduce maintenance overhead and increase engineering velocity.
  • Identify strategic points of leverage to simplify complex systems within a transparent, collaborative culture.

Redox accelerates healthcare’s transformation with useful data through its flexible interoperability platform, Redox Engine. They connect and power real-time healthcare data exchange across a network of 12,000+ systems and organizations.

$175,000–$210,000/yr
US

  • Design and build the core data infrastructure powering Vantage's platform.
  • Own architecture decisions for systems built on ClickHouse, Temporal, Kubernetes, and Postgres.
  • Drive reliability, performance, and scalability initiatives across the platform as data volume and customer load grows

Vantage is the FinOps platform built for modern engineering teams. They are a high-output team of ~50 employees based in New York City with a remote-friendly culture.

US

  • Design, develop, and maintain scalable Elixir services that are core to Papa’s operations and member experiences.
  • Own large-scale system components from architecture to deployment, driving clean, well-tested, and well-documented code.
  • Work across the stack to improve the performance, reliability, and scalability of our applications.

Papa is a care service built on human connection, providing social support to older adults and families through trained companions. Founded in 2017 in Miami, Papa is backed by Canaan, Tiger Global Management, Comcast Ventures, and SoftBank Vision Fund 2, and we envision a world where no one has to go it alone.

$187,000–$271,920/yr
US

  • Building foundational capabilities that power the product ecosystem.
  • Focusing on critical platform services like analytics and feature flagging.
  • Defining the approach to distributed platform services.

Calendly is a popular scheduling tool that millions of people rely on. It's a fantastic time to join Calendly with exciting product growth and a focus on learning, growth, and working alongside top professionals.

Europe 5w PTO

  • Lead the global platform team and set the technical direction.
  • Modernize the stack, consolidate legacy systems, and scale the platform.
  • Build, deploy, and operate everything, focusing on AI-native engineering.

Docplanner aims to connect patients with doctors through technology, providing tools for quicker diagnoses and treatments. They employ over 2,500 people globally and maintain a startup-mindset, with a diverse group of over 300 people in Engineering, Data, and Product teams at Docplanner Tech.

Canada

  • Design & expand the backbone of our platform to scale to hundreds of thousands of merchants from all around the world
  • Mentor other engineers to ensure their development & growth
  • Improve engineering standards, tooling, and processes throughout the organization

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The company is remote-first and offers competitive benefits that are anchored to their core value of people come first.

Europe

  • Build and evolve backend infrastructure for an agentic AI observability platform using Node.js and Go
  • Collaborate with AI engineers to productionize and optimize agent workflows for reliability and performance
  • Design and implement secure execution environments for untrusted or dynamically generated code

Jobgether utilizes an AI-powered matching process to ensure quick, objective, and fair application reviews. They connect candidates with partner companies, streamlining the hiring process and providing opportunities in various industries.

Europe

  • Architect and own end‑to‑end delivery across web apps, APIs, and indexers to ship user‑visible impact quickly and safely.
  • Design a scalable API and SDK strategy with clear versioning and docs to enable hundreds of external integrators to build on Morpho.
  • Build high‑performance data pipelines over on‑chain events using intelligent caching and query optimization to keep UIs sub‑second.

Morpho is a leading Decentralized Finance (DeFi) lending protocol. They recently secured $50 million to build an open lending network, experiencing explosive growth with over $10 billion in deposits.

US

  • Act as a trusted advisor to clients and a thought leader in backend architecture
  • Design, build, and maintain scalable APIs using Node.js
  • Collaborate with cross-functional teams to deliver high-quality software solutions

Callibrity is a developer owned and managed custom software development consulting company that is dedicated to creating quality software using modern technologies. They offer an incredibly collaborative culture and enjoy solving complex problems with their clients.