Senior Backend Software Engineer - Platform Management

MNTN; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

MNTN is seeking a Senior Backend Software Engineer to drive the evolution of its backend architecture. This fully remote role emphasizes designing scalable services with JavaScript and TypeScript, mentoring peers, and ensuring robust system performance alongside cutting-edge technologies, offering generous benefits and a supportive culture.

Benefits

100% remote within the US

Flexible vacation policy

Annual vacation allowance for travel-related expenses

Three-day weekend every month

Competitive compensation

100% healthcare coverage

401k plan

Flexible Spending Account (FSA)

Access to coaching and professional development

Qualifications

• 5+ years of Typescript development experience.
• 3+ years of HTML/CSS experience, including cross-browser compatibility.
• Familiarity with automated testing.

Responsibilities

• Architect and maintain scalable backend services using TypeScript and JavaScript.
• Design and implement RESTful and GraphQL APIs.
• Collaborate with front-end engineers to deliver features.

Skills

TypeScript

JavaScript

HTML

CSS

Problem-solving

Tools

AWS

Docker

Kubernetes

Git

Job description

At MNTN, we put our people first, full stop. This allows our company culture to be defined by our team members, and their shared values, like trust, ambition, quality, radical honesty, and compassionate leadership. It’s why we allreallylove working for the Hardest Working Software in Television (and also why we were named one of Ad Age’s Best Places To Work in 2024.)We pride ourselves on bringing unrivaled performance and simplicity to Connected TV advertising. Our self-serve technology makes running TV ads as easy as search and social and helps brands drive measurable conversions, revenue, site visits, and more. It’s what led MNTN to being named one of Fast Company's Most Innovative Companies in 2023. You can learn more about us and everything we do by visitinghttps://mountain.com/.We’re committed to innovation that empowers, not replaces. At MNTN, AI is a tool for growth, enhancing efficiency while keeping a people-first approach. Our goal is to streamline workflows and drive new solutions—without compromising the human element that makes our company great.So if wanting to do more, own more, and make a bigger impact comes naturally to you, then you may be the person we're looking for to join us in our next stage of growth.We’re looking for an experienced and forward-thinkingSenior Backend Software Engineerwith deep expertise in the JavaScript/TypeScript ecosystem, including modern runtimes likeNode.js,Deno, andBun. This is a fully remote position where you’ll play a key role in designing and building backend systems that are fast, reliable, and scalable. You’ll help drive the evolution of our backend architecture while mentoring others and collaborating across teams to deliver impactful features.

What You'll Do:

• Architect, develop, and maintain scalable backend services usingTypeScriptandJavaScriptacross modern runtimes (Node.js, Deno, Bun).
• Design and implement RESTful and GraphQL APIs.
• Develop infrastructure for performance monitoring, logging, and error tracking.
• Build and maintain systems forweb scraping and large-scale crawling of public web data, with a strong emphasis onethical practices and legal compliance.
• Leverage tools such asPlaywrightfor headless browser automation and data extraction.
• Work withCloudberry(now MSP360) or similar tools for managing object storage across platforms.
• Integrate withobject storage systems(e.g., S3-compatible storage) for handling large volumes of data, files, and scraped content.
• Design performant data models usingScyllaDB,PostgreSQL, andMongoDB, with a focus on handling large-scale JSON data structures.
• Build robust systems to process, transform, store, and retrieve structured and semi-structuredJSONdata.
• Collaborate with frontend engineers, product managers, and DevOps to ship reliable features.
• Drive technical decisions and contribute to system architecture.
• Optimize services for speed, memory usage, and scalability.
• Ensure secure coding practices and participate in code reviews and technical mentorship.

What You'll Bring:

• 5+ years of Typescript development experience, including Typescript in a NodeJS server environment.
• 3+ years of HTML/CSS experience, including layouts, specificity, cross-browser compatibility, accessibility, and high-visualisation charting APIs.
• Familiarity with writing effective unit and functional tests in an automated environment.
• Familiarity with cloud infrastructure (AWS preferred) and containerization (Docker, Kubernetes).
• Familiarity with SQL (PostgreSQL)
• Proficiency with Git, CI/CD pipelines, and build tools
• Experience with AI productivity tools (ChatGPT, Claude, Copilot, Cursor)
• Strong problem-solving skills and ability to collaborate with both technical and non-technical stakeholders.
• Ability to comprehend business requirements and translate them into technical specifications.

MNTN Perks:

• 100% remote within the US
• Flexible vacation policy
• Annual vacation allowance for travel-related expenses
• Three-day weekend every month of the year
• Competitive compensation
• 100% healthcare coverage
• 401k plan
• Flexible Spending Account (FSA) for dependent, medical, and dental care
• Access to coaching, therapy, and professional development

About MNTN:
Our recruiters will always reach out using an email address ending with @mountain.com OR @mntn.com. If you’re contacted by someone without that address and they mention a Reference Code (which we never use), thenthat ain’t us folks.Tell those trolls to take a hike–you’re waiting to climb a MNTN.
MNTN provides advertising software for brands to reach their audience across Connected TV, web, and mobile. MNTN Performance TV has redefined what it means to advertise on television, transforming Connected TV into a direct-response, performance marketing channel. Our web retargeting has been leveraged by thousands of top brands for over a decade, driving billions of dollars in revenue.
Our solutions give advertisers total transparency and complete control over their campaigns all with the fastest go-live in the industry. As a result, thousands of top brands have partnered with MNTN, including Build with Ferguson Master, OneWheel, Tarte, Decked, and National University.
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