Job Details

Software Engineer

You will be joining one of our six cross-functional teams. These are the CRM, Admin & Onboarding, Conversations, Messaging & Scheduling, Automations & Integrations, and Data Insights teams. You will be regularly collaborating with other backend & frontend engineers, product managers, designers, and other teams here at Close.

You are a curiosity-led, high-performing, full-time Software Engineer who is impassioned by the impact your work can have on your fellow team members and, ultimately, our end users. You value collaboration, knowledge sharing, and have agood understanding of web technologies and want to help design, implement, launch, and scale major systems and user-facing features.

You're comfortable working in a fast-paced environment with a small and talented team where you're supported in your efforts to grow professionally. You're able to manage time well, communicate effectively, and collaborate in a fully distributed team.

Come help us with projects like...

• Conceiving, designing, building, and launching new user-facing features
• Implementing new AI features to turbocharge our customers' daily tasks
• Improving the performance and scalability of our GraphQL and REST API
• Improving how we sync millions of sales emails and calendar events each month
• Working with Twilio's API, WebSockets, and WebRTC to improve our calling features
• Building user-facing analytics features that provide actionable insights based on sales activity data
• Improving our Elasticsearch-backed powerful search features
• Improving our internal messaging infrastructure using streaming technologies like Kafka and Redis
• Building new and enhancing existing integrations with other SaaS platforms like Google's G Suite, Zapier, and web conferencing providers
• Enhancing our web app with real-time updates powered by GraphQL Subscriptions
• Leveraging the latest AI LLMs from providers like OpenAI, Groq, and AssemblyAI

Help manage our ever growing data processing needs

• Billions of Mongo documents
• Millions and millions of rows of PostgreSQL data
• 55 Terabytes of logs / month
• 500 billion OTEL spans over the last 30 days
• 10+ million events / day
• Tens of thousands of docker containers
• 7 million minutes of call recordings / month
• Petabytes / month of network traffic

Requirements...

• Senior 1 & 2 level candidates should have 5+ years of experience building modern back-end systems.
• Staff level candidates should have 8+ years of experience.
• Professional Python experience is preferred but a working knowledge of Python with additional experience in other languages is acceptable if you have a desire to work with Python.
• You have built web APIs that were Internet facing or supported other high volume loads.
• You have hands-on production experience working with MongoDB, PostgreSQL, Elasticsearch, or similar data stores.
• You have experience designing, scaling, debugging, and optimizing systems to make them fast and reliable.
• You have participated in code reviews and provided overall code quality suggestions to help maintain the structure and quality of the codebase.
• You care about the craftsmanship of the code and systems you produce.
• You are able to speak and write in English
• You are located in the USA (ET, CT, MT, PT)

Bonus point if you have

• Contributed open source code related to our tech stack.
• Led small project teams building and launching features.
• Built B2B SaaS products.
• Implemented features that leveraged AI to deliver unimaginable new product capabilities.
• Worked with complex architectures that support multiple APIs (e.g. REST, GQL, WebSockets) as well as async task and event processing frameworks.

Competitive compensation including an organization-wide goal-based bonus

Paid Time Off: 5 Weeks PTO upon joining + Winter Holiday Break. Each year with the company, you'll receive 2 additional PTO days

80% Work Option: Work with your manager to choose between working 5 day weeks (standard full-time) or 4 day weeks @ 80% pay

Paid Parental Leave for primary and secondary caregivers

Sabbatical: After 5 years with the team, you're eligible for a 1 month paid sabbatical

Healthcare (US residents): Medical, Dental, Vision with HSA option (US residents), Dependent care FSA (US residents)

401k (US residents): We match 6% contributions with immediate vesting

Build a house you want to live in - Examine long-term thinking and action

No BS - Practice transparency and honesty, especially when it's hard

Invest in each other - Build successful relationships with your coworkers and customers

Discipline equals freedom - Keep your word to yourself and others

Strive for greatness - Constantly challenge yourself and others