Senior Backend Engineer (Python)
$160k - $260kMathpix
Base pay range $160,000.00/yr - $260,000.00/yr About Mathpix We are a small (but quickly-growing) and dedicated team committed to pushing the boundaries of what is possible in computer vision and AI-powered document processing. We are profitable and help power some of the worlds biggest LLMs providers, EdTech, and AI companies. We are headquartered in Williamsburg, Brooklyn, NY but have a small remote team as well. About the role We are looking for a Senior Backend engineer passionate about building robust, scalable distributed systems that power mission-critical applications to join the Mathpix engineering team in our Brooklyn office (although we will consider remote for this position as well). The ideal candidate is excited about tackling complex technical challenges, designing resilient architectures, and improving developer productivity through better tooling and infrastructure. This role involves working across multiple layers of the stack, from databases and message queues to container orchestration and observability systems. You’ll play a key role in shaping how our engineering teams build, scale, and operate services that need to perform reliably under real-world load. Responsibilities Design and build distributed systems with a focus on scalability, resilience, and maintainability Develop tools for observability and monitoring, enabling teams to quickly detect, diagnose, and resolve issues Architect and optimize data-intensive systems, ensuring high availability, performance, and consistency Enhance developer productivity by improving CI/CD pipelines, containerization, and infrastructure-as-code Required skills Strong experience with SQL databases Expertise in Kubernetes (K8s) and Docker Proficiency in Python and Node.js for building and maintaining APIs and services Experience building and maintaining microservices in production, including service-to-service communication and API design Hands-on experience with Redis for caching and fast data access Knowledge of message queues (e.g., RabbitMQ) for distributed event-driven architectures Familiarity with Golang and/or Java Experience with cloud platforms (AWS, GCP, or Azure) Contributions to open-source projects or thought leadership in distributed systems Mathpix values A strong sense of ownership and accountability for the systems you build A collaborative mindset with a willingness to mentor and be mentored Passion for solving complex problems with elegant, pragmatic solutions Commitment to building systems that make other developers more productive and confident Resilience and self-direction — the ability to thrive in a fast-paced startup environment, where priorities evolve and autonomy is key Seniority level Mid-Senior level Employment type Full-time Job function Engineering and Information Technology Software Development #J-18808-Ljbffr
- ...A fast-growing technology company is seeking a Senior/Staff Backend Engineer to enhance their logistics platform. In this role, you will collaborate... ...deliver reliable software, leveraging your expertise in Python and cloud infrastructure. The ideal candidate will have over...SeniorRemote work
$200k
...Requirements: Design, build, and operate backend services that support a rapidly growing... ...background: Degree in Computer Science, Engineering, or a related field, plus 4+ years of backend... ...backend technologies such as with Python or Go, RESTful API's, Kubernetes, PostgreSQL...Senior$160k - $180k
...Description Senior Backend Engineer Full-time New York, NY, US Exclusive confidential search - details shared with qualified... ...scale ~ Strong experience in a modern backend language (Go, Python, Java, or Node) ~ Solid knowledge of APIs, distributed...SeniorHourly payFull time- ...agents and developers connect to us, and the backend that keeps every rule current. This is a... .... You will be one of our first engineers, shaping the architecture of a new category... ...modern backend language (for example Go, Python, Java, or Node) Solid with APIs, distributed...SeniorFull timeWork at officeRemote work3 days per week
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- ...We're looking for a Senior Backend Engineer to own and scale the engine behind our digital HMO. In this role, you'll develop scalable backend... ...engineering experience. Strong software engineering fundamentals in Python and Django framework. Experience designing and optimizing...SeniorWork at office2 days per week
$170k - $200k
...Collaborate effectively with Data Science, Product, and across engineering teams to push boundaries, shape our roadmap, and deliver on... ...with object-oriented and/or functional programming languages – Python required Hands‑on experience with agentic coding tools (e.g.,...SeniorWork at office- ...About Astra Astra is a high-impact engineering team building mission-critical financial infrastructure... .... The Role We're looking for a Senior Backend Engineer to architect and build complex... ...Technical Skills Backend Development: Python (we use Python 3), strong understanding...SeniorRemote workFlexible hours
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- ...What will you be doing? Octopus Energy Engineering is responsible for the sites, services,... ...great thing. Job Role We are looking for a Senior Backend Engineer based in the US to join our... ...‑solving; diligent and thoughtful. Python Django (or equivalent web framework) Domain...SeniorWorldwideFlexible hours
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$200k - $240k
...to everyone through AI. We need backend infrastructure that can scale our... ...Infrastructure Scalable APIs using Python, FastAPI, AWS handling millions... ...healthcare features. How We Work Engineering‑first org: no project managers, just senior engineers Flat structure with direct...SeniorFull time$175k - $225k
...Job Title: Founding Software Engineer Package: $175K - $225K + meaningful... .... Backed by leading VCs and senior operators from firms... ...investments. The role is heavily backend-focused, with exposure to... ...Tech Stack → Python → Java → Go...SeniorPermanent employmentTemporary workWork at officeImmediate start- ...Lev Engineering Team Role Lev is the operating system for commercial real estate transactions. Too many transactions... ...properly. Our current stack consists of: Python, Flask, GraphQL, and Postgres on the backend and React.js on the front-end. We also have some services...SeniorWork at office
$500 per month
...Giga Backend Engineer Opportunity Giga has recently raised a $61M Series A and is working with... ...lieu of formal customer APIs As a senior engineer, you'll be expected to make... ...and how. Tech Stack Backend: Python (Django/FastAPI), TypeScript (Node.js)...Senior$163k - $246.5k
...Backend Engineer Semgrep, the leader in code security for builders, empowers invention without friction. Teams catch, flag, and fix real... ...Our stack utilizes Typescript and React on the Frontend, Python, Flask and SQLAlchemy on the Backend, is deployed via Kubernetes...SeniorCurrently hiringLocal areaRemote workWeekend work3 days per week- ...Senior Backend Engineer As a Senior Backend Engineer, you'll design, build, and scale core backend systems that power high-traffic consumer products and internal platforms. You'll own foundational services and APIs, work on high-throughput distributed systems, and partner...Senior
- ...banking, hedge funds, and research firms. Role Description As a Backend Engineer , you’ll help build and scale the systems that power our AI-... ...end — from architecture through to production. Are strong in Python and TypeScript. Have worked with PostgreSQL and care about...SeniorSummer workWork at office10 hours per week
- ...Chairs and Ophelia) and an ex-Amazon Alexa engineer who led AI/ML teams at Salesforce. We've... ...and the opportunity to own foundational backend systems at a critical inflection point.... ...systems and architecture with the CTO and a senior engineer. Onsite Team Day (Half Day,...Senior
- ...Senior Backend Engineer We're seeking a Senior Backend Engineer with a passion for systems architecture, data modeling, and large-scale workflow orchestration. In this role, you'll architect and implement features end-to-end across our backend services and infrastructure...SeniorWork at office
- ...brands to build a deep, systematic understanding of trends, audiences, and influence. You'll join a small but mighty team where engineers own systems end-to-end - not tickets. You'll work directly with founders, shape foundational architecture, and make decisions that...Senior
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$182.75k - $278.5k
...healthcare for the better. The Work Backend at Headway involves high-stakes logic.... ...their time back. The Insurance Billing Engine: We apply AI pragmatically (blog) to... ...marketplace. Our Stack Languages: Python, TypeScript Storage: Postgres, Redis,...SeniorFlexible hoursShift work- ...Senior Backend Engineer Ellipsis Labs is a profitable, venture-backed New York-based startup building sustainable and efficient DeFi protocols on high-throughput decentralized infrastructure. Our long-term goal is to build a better financial system. Our flagship...Senior
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$150k - $250k
...Join to apply for the Founding Engineer - Backend role at StackAI Join to apply for the Founding... ...fit if you have... Strong proficiency in Python and experience with FastAPI or similar... ...joiner, you may need to wear many hats. Seniority level Seniority level Mid-Senior level...SeniorFull time- ...offers an exciting opportunity to be part of a dynamic team creating the future of collecting. Role Summary We are hiring a Senior Backend Engineer to lead the evolution of the Live and Collect platforms to support international expansion and acquisition integration....SeniorTemporary work
$160k - $240k
...a ground-floor opportunity — engineers joining at this stage will have... ...-priority hire. A staff backend engineer is currently working... ...the goal is to add additional senior backend capacity. The focus is... ...scale backend services in Go and Python that power autonomous...SeniorWork at officeRemote workHome officeFlexible hoursNight shift
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