Source Job

$145,000–$190,000/yr
US

  • Own end-to-end architecture of Core Platform including backend services, SDKs, AI-enabled capabilities.
  • Design and implement scalable APIs, event-driven systems, distributed services, and AI-integrated workflows.
  • Provide technical leadership, mentorship, and drive engineering best practices.

Python Golang TypeScript REST API

20 jobs similar to Sr. Platform Engineer

Jobs ranked by similarity.

Global

  • Design and implement platform architecture decisions for AI CX tools.
  • Serve as the organization's problem solver, shipping code to unblock squads across the engineering org.
  • Train up engineers and set patterns through reference implementations, raising the team's overall level.

TTEC Digital is an innovation group inside TTEC (NASDAQ: TTEC), building the next generation of AI CX tools. They operate with a startup mentality backed by the scale and enterprise client base of a company obsessed with customer experience since 1982.

US

  • Design, build, and maintain services for user controls, identity, and security.
  • Build secure content sharing and internal analytics tooling.
  • Contribute to Dgraph internals and collaborate with platform teams.

Istari Digital develops a data platform for identity, security, and content sharing. The company fosters an outcomes-driven culture with a flat hierarchy and mutual respect.

$180,000–$235,000/yr
US

  • Design and drive the architectural vision for the AI Intelligence Platform, ensuring scalability, reliability, and security.
  • Own complex initiatives end-to-end, from architecture through development, deployment, and iteration.
  • Build the foundation that unifies data and turns it into personalized insights to protect customers and their families.

Aura is on a mission to create a safer internet, offering a suite of intelligent digital safety products. Their team of over 400 people worldwide is guided by a leadership team experienced in growing startups into multi-billion dollar organizations.

  • Own the architecture, design, and delivery for your team's platform area, turning roadmap into engineering plans that ship and hold up in production.
  • Design and build core parts of a compound AI system spanning agents, LLMs, and RAG, with a focus on reliability, evaluation, and scale.
  • Champion engineering best practices, mentor engineers, and partner with product and design counterparts to align on priorities.

Crogl builds fully autonomous AI team members for security operations centers (SOCs), helping organizations secure their digital estates. As a startup with a focus on innovation, they seek senior technical leaders to join their remote team.

$200,000–$300,000/yr
US Unlimited PTO 12w maternity 12w paternity

  • Work on core Radar products using TypeScript, Rust, Python, and Scala.
  • Build highly available systems with 99.99%+ monthly uptime.
  • Own the internal development platform and integrate safe AI-enabled development practices.

Radar is the global leader in geolocation, providing geofencing SDKs, maps APIs, and AI-enabled solutions for marketing, fraud, and operations teams. They have raised $85.5M from top investors, process over 1 billion API calls per day, and have a high-performance culture with ambitious teammates.

Ireland

  • Design and develop backend services using Python and Go to support experiment platform APIs.
  • Build scalable APIs, data models, and developer tools to simplify research workflows.
  • Collaborate with cross-functional teams to deliver solutions aligned with evolving technical needs.

This role is with a partner company focused on AI research infrastructure. The team is remote-first, international, and emphasizes engineering quality and ownership.

$130,000–$140,000/yr
US

  • Build AI platform and production systems supporting computer vision, perception, simulation, and mapping products.
  • Own critical parts of the AI platform, including orchestration, APIs, and deployment patterns.
  • Partner with data scientists and simulation engineers to reduce iteration friction and design production architecture.

HERE Technologies is a location data and technology platform company that empowers customers to achieve better outcomes. The company is an equal opportunity employer with a focus on innovation and inclusion.

Global

  • Own the multi-year technical strategy and architectural direction for the Platform across six architectural layers, including Modeling, Orchestration, and AI.
  • Lead delivery of the Platform's most impactful projects as a hands-on technical leader, focusing on customer experience and developer ergonomics.
  • Partner with senior EPD leadership to connect platform investments to business outcomes and coach engineers toward greater strategic impact.

CaptivateIQ provides an interconnected modeling platform for enterprise business models, enabling companies to compound value from proprietary data and logic. The company has a growing engineering team with a platform group of about 25 engineers, emphasizing technical leadership, hands-on development, and collaboration.

EMEA Unlimited PTO

  • Build end-to-end internal tools across Python/Go services on GCP Cloud Run, TypeScript/React frontends, and Pub/Sub event-driven integrations.
  • Integrate with third-party SaaS platforms and cloud APIs, handling REST, webhooks, OAuth, and event-driven patterns with reliability.
  • Use AI tooling across the development lifecycle, directing Claude Code as a coding collaborator while owning the correctness, security, and output.

DoiT is a global technology company that helps organizations leverage the cloud for business growth and innovation, combining data, technology, and human expertise. With over 4,000 customers worldwide and decades of multi-cloud experience, the company fosters an entrepreneurial culture with remote flexibility.

Global

  • Own the end-to-end technical vision for the Integration team, from concept to long-term evolution.
  • Partner with cross-functional stakeholders to translate ambiguous product goals into concrete technical strategy and execution plans.
  • Contribute production code, setting the standard for design quality, code quality, and operational rigor.

Horizon3.ai is a fast-growing remote cybersecurity company that builds the NodeZero autonomous pentesting platform. The team consists of former special operations and startup engineers who foster a culture of respect, collaboration, ownership, and results.

US Unlimited PTO

  • Design and build scalable backend systems, APIs, and data pipelines
  • Own services end-to-end from architecture, development, deployment, to operation
  • Mentor junior engineers and contribute to a strong engineering culture

We transform vulnerability intelligence by helping security teams act faster with more confidence. We have a transparent, collaborative culture with a small, smart, and supportive team built on over two decades of cybersecurity experience.

$151,535–$189,418/yr
United States Unlimited PTO 12w maternity 12w paternity

  • Lead platform engineering and technical strategy across diverse clients
  • Drive architecture, scalability, and AI integration in production systems
  • Mentor teams and influence client CTOs and executive decisions

8th Light is a technology solutions consultancy that partners with organizations from startups to large enterprises to build durable software. Founded in 2006 and headquartered in Chicago, it fosters a culture of continuous education, mentorship, and collaborative honesty.

Global

  • Design and build highly scalable platform services to improve reliability and performance of the Chainlink Runtime Environment (CRE).
  • Lead development of production-grade backend services and APIs supporting multiple internal stakeholders and platform consumers.
  • Drive architectural improvements enabling vertical and horizontal platform scaling while improving workflow execution durability and resilience.

Chainlink is the industry-standard oracle platform bringing capital markets onchain and powering decentralized finance (DeFi). Chainlink Labs, the core developer, is a large global organization with a remote-first culture, tens of billions in transaction value, and partnerships with major financial institutions.

$175,000–$222,000/yr
US Unlimited PTO

  • Define and own enterprise platform architecture strategy, establishing technical vision for systems and services.
  • Champion AI-first design philosophy, ensuring AI capabilities are first-class architectural concerns.
  • Govern back-end and API architecture standards, including service decomposition and microservices patterns.

Origami Risk delivers single-platform SaaS solutions for risk, insurance, compliance, and safety management. Founded by industry veterans, the company is committed to client success and diversity.

$140,000–$165,000/yr
US

  • Design, build, and maintain scalable back-end systems and APIs for high-throughput messaging operations.
  • Improve platform reliability, performance, observability, and automation across onboarding, compliance, and routing.
  • Collaborate with Product and Operations teams to translate complex workflows into scalable distributed systems.

Volt Labs builds the infrastructure layer behind modern business messaging, helping companies navigate messaging compliance, onboarding, deliverability, routing, and operational complexity across carriers and providers. We are a remote-first, high-ownership team operating in a fast-moving growth environment with a deep focus on builder mentality, operational excellence, and collaborative culture.

$240,000–$280,000/yr
Americas

  • Own Platform's company-level objectives and the engineering plan that delivers them, translating company priorities into a platform roadmap.
  • Coach engineering managers to a higher bar with clear feedback, growth plans, and direct support.
  • Drive technical excellence across infrastructure, data, developer experience, and AI tooling.

ClassDojo builds a communication network that connects teachers, children, and families, used in the vast majority of U.S. schools and reaching tens of millions globally. They are a small, high-talent-density team with experience from leading technology companies, valuing ownership, speed, and thoughtful decision-making.

$180,000–$200,000/yr
US

  • Design and build the company's AI-first platform architecture.
  • Develop agent-based systems, orchestration layers, and inference pipelines.
  • Build scalable data ingestion, transformation, and feature engineering pipelines.

Our client is an early-stage healthcare AI company leveraging AI, data science, and clinical expertise to generate actionable insights from health data. The small team works alongside experienced founders and world-class advisors, building an AI-native platform from scratch.

$158,000–$190,000/yr
US Unlimited PTO

  • Build shared services, APIs, and workflows supporting administrative experiences, integrations, and core platform capabilities.
  • Design reliable backend systems for cross-domain business flows and apply AI effectively throughout the software lifecycle.
  • Contribute reusable engineering skills and patterns, partner with peers, and own quality through testing and production ownership.

ezCater is the #1 food tech platform for workplaces in the US, making it easy for organizations to manage food needs from over 125,000 restaurants nationwide. The company values work/life harmony and offers a high-performing, innovative environment with engaged and passionate colleagues.

UK Unlimited PTO

  • Design and build scalable backend systems, APIs, and data pipelines for the vulnerability intelligence platform.
  • Own services end-to-end including architecture, development, deployment, and operation.
  • Lead technical design discussions and contribute to system architecture decisions while mentoring junior engineers.

VulnCheck transforms vulnerability intelligence by helping security teams act faster with more confidence. Founded in 2021, the company has a transparent, collaborative, and supportive culture with a fast-growing team of experts.

India Unlimited PTO

  • Provide hands-on technical leadership across squads, setting direction for front-end and back-end systems.
  • Drive the development of scalable, secure, AI-powered customer experiences on a high-traffic learning platform.
  • Mentor engineers and raise the technical bar, ensuring best practices in architecture, performance, and accessibility.

Nerdy (NYSE: NRDY) is the company behind Varsity Tutors, offering a Live + AI™ platform that combines real-time human expertise with generative AI for learning. The company values entrepreneurial velocity, free-market rigor, and full-stack ownership, attracting technologists who operate like solo founders.