About this role.
Socket is seeking a senior software engineer to build its web application end-to-end for an open-source security platform. The role combines full-stack product development, API and data integration, and close collaboration with design to simplify complex security workflows. This is an early-stage, high-ownership position where the engineer will influence product direction, sprint planning, hiring, and foundational engineering practices. Core technologies include Node.js, JavaScript, React, TypeScript, Postgres, and third-party APIs, with GraphQL, Elasticsearch, headless browsers, and data pipelines as valued additions.
Role DNA
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Job Complexity
5/5Pace & Pressure
5/5Autonomy Level
5/5Communication Load
4/5Salary analysis
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Core skills
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Cover letter sample
Dear Socket Hiring Team,
I am excited to apply for the Sr. Software Engineer role because it combines high-ownership product engineering with a mission to make open-source software safer and easier to manage. My experience building production web applications, designing APIs, and working across React, TypeScript, Node.js, and relational data systems would allow me to contribute quickly to Socket's platform.
I am particularly drawn to the opportunity to simplify complex workflows through close collaboration with design while helping shape durable engineering foundations in an early-stage environment. I would welcome the opportunity to bring a customer-focused, pragmatic approach to Socket and help the team ship impactful features quickly.
Sincerely,
Your Name
Sample interview questions
I would outline the user problem, system boundaries, frontend and backend architecture, data model, deployment approach, and the tradeoffs behind each decision. I would also quantify outcomes such as reliability, adoption, latency, or delivery speed and explain what I would improve next.
I would begin with a stable internal domain model and isolate each external integration behind an adapter. I would address authentication, rate limits, retries, idempotency, pagination, validation, observability, caching, and clear failure behavior so downstream product surfaces remain reliable.
I would explain how I clarified the user outcome, identified the smallest viable scope, documented assumptions, and aligned stakeholders on tradeoffs. I would then describe how I released incrementally, monitored feedback and quality signals, and iterated based on evidence.
I involve design early to understand user goals, edge cases, and terminology rather than treating mockups as final specifications. I use prototypes and shared acceptance criteria, surface technical constraints early, and validate the implementation with usability feedback and instrumentation.
I would prioritize lightweight practices with immediate leverage: clear ownership, consistent code review, automated tests for critical paths, CI/CD, monitoring, incident learning, and concise architecture records. I would avoid overengineering and evolve standards as the product, team, and operational risks grow.
About Us
Socket helps devs and security teams ship faster by cutting out security busywork. Thousands of orgs use Socket to safely find, audit, and manage open source code. Our customers – from Anthropic to xAI, and Figma to Vercel – love Socket (just check out their tweets to see for yourself!)
Founded by Feross Aboukhadijeh, a long-time open source maintainer with software downloaded over a billion times a month, Socket has raised $125M in funding from top angels, operators, and security leaders.
About the Role
Build product: This role will require you to move fast, prioritize ruthlessly, and be focused on the end user. Your voice will be essential in shaping the product and the roadmap, and your decisions will have immediate and far-reaching impact. You will work in collaboration with the engineering and design teams.
Grow the team and culture: As an early member of the team, you will form the defining DNA for the company’s culture and our future team. Our ability to build a market-defining product is solely dependent on the culture we foster.
Set up foundational frameworks: You’ll join at the genesis of something totally new and come into a fast-paced environment. We value process-driven systems that enable us to work smarter as we scale, and you’ll build out design systems that will serve as guide rails for the engineering team.
What You’ll Do
Contribute to the development of the Socket web application end-to-end
Work with the design team to develop interfaces that abstract away complexities and delivers an elegant and delightful user experience
Write APIs to deliver data from multiple data sources
Extract and transform data from 3rd party APIs
Help shape the roadmap and plan sprints that allow us to quickly deliver features and be agile to user feedback
Be a key part of hiring, including interviewing and providing input into team growth decisions
What You’ll Bring
You’ve worked on an early stage team in a 0-1 role and would like to get back to building the foundations again
Experience with designing and implementing production web applications
Experience with building and integrating APIs and relational databases like Postgres
Proficiency with Node.js, JavaScript, React, and TypeScript
Not bound to a particular tech stack and can learn new technologies on-the-go
Bonus points for experience with any of the following technologies GraphQL, ElasticSearch, Headless browsers, data pipelines
Our Interview Process
Informational with a member from our Talent Team
Hiring Manager Interview
Technical Interviews
Debrief
Final Interview with Feross
References
Decision/Offer
We know how important clarity is when looking for a new role, so we’ve put together a read-me about the Interview Process at Socket.
Benefits: Our benefits are crafted to support you and your family, so you can take care of what matters most and thrive in and outside of work. We offer:
Market competitive salary bands
Meaningful equity program
Comprehensive health benefits for you and your family (99% coverage)
Flexible time-off, holidays, and winter shutdown to rest & recharge
Paid parental leave
Remote-first, with quarterly team off-sites
At Socket, we
Pursue Excellence: We set ourselves apart by consistently delivering work of exceptional quality and distinction.
Move with urgency and focus: We prioritize swift, decisive action.
Think rigorously: We care about being right and it often takes reasoning from first principles to get there. We value alternative perspectives and have constructive discussions.
Trust and amplify: We overtrust, always assume good intent, and give specific feedback to help each other improve.
Feel a strong sense of ownership: We wear many hats and feel a strong sense of overall ownership of the company and we’re non-territorial regarding our nominal domains.
Are customer obsessed: We relentlessly prioritize the needs of our customers, striving to exceed their expectations and delight them at every interaction.
Annual salary information is not provided for this position. Explore salary ranges for similar roles in our Salary Directory ›
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