Close · 1 day ago
Senior Software Engineer - Backend/Python (USA Only - 100% Remote)
United States
Full-time
Remote
Mid, Senior Level, Lead/Staff
$140K/yr - $210K/yr
8+ years exp
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Responsibilities
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
Qualification
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Required
5+ years of experience building modern back-end systems for Senior 1 & 2 level candidates; 8+ years for Staff level candidates; 3+ years for Mid-level candidates
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
Located in the USA (lower 48 timezones)
Preferred
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
Benefits
5 weeks PTO + Winter & Summer Holiday Breaks with 2 additional PTO days for every year with the company
1 month paid sabbatical every 5 years
Paid parental leave
Medical, Dental, Vision with HSA option (US residents)
401k matching at 6% (US residents)
Dependent care FSA (US residents)
Company
Close
A CRM for startups and small businesses with built-in sales communication tools.
51-200 employees
H1B Sponsorship
Close has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2021 (1)
Funding
Current Stage
Growth StageTotal Funding
unknown2013-01-01Seed
2011-03-22Seed
Leadership Team
Steli Efti
CEO
Nick Persico
Director of Sales and Marketing
Recent News
2023-11-17
2023-10-24
Company data provided by crunchbase
