Senior Software Engineer (Hybrid, San Francisco)

Posted Yesterday
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San Francisco, CA, USA
Hybrid
195K-358K Annually
Senior level
Artificial Intelligence • Enterprise Web • Information Technology • Productivity • Sales • Software • Database
Apollo is the only AI sales tool you need to sell, scale, and succeed.
The Role
Design, build, and scale major systems end-to-end. Own performance, reliability, and cost tradeoffs. Collaborate across product, design, and engineering to break down ambiguous problems, ship solutions, and raise team quality using AI-assisted development.
Summary Generated by Built In

Apollo.io is the leading go-to-market solution for revenue teams, trusted by over 500,000 companies and millions of users globally, from rapidly growing startups to some of the world's largest enterprises. Founded in 2015, the company is one of the fastest growing companies in SaaS, raising approximately $250 million to date and valued at $1.6 billion. Apollo.io provides sales and marketing teams with easy access to verified contact data for over 210 million B2B contacts and 35 million companies worldwide, along with tools to engage and convert these contacts in one unified platform. By helping revenue professionals find the most accurate contact information and automating the outreach process, Apollo.io turns prospects into customers. Apollo raised a series D in 2023 and is backed by top-tier investors, including Sequoia Capital, Bain Capital Ventures, and more, and counts the former President and COO of Hubspot, JD Sherman, among its board members.

About Apollo

Apollo is the AI-powered go-to-market platform that helps revenue teams find, engage, and convert their best customers. We combine a database of more than 210 million contacts and 35 million companies with an agentic end-to-end GTM platform, and more than 500,000 companies rely on us to run their go-to-market motion. We are profitable, growing fast, and rebuilding the product around AI and agents.

Your role and mission

You will design, build, and scale significant systems and features, owning them end-to-end. You will take on ambiguous, higher-scope problems, make the key technical tradeoffs, and be accountable for the correctness, performance, and reliability of what you own.

What you will do

  • Own significant systems and features end-to-end, from design through production and operation
  • Break down hard, ambiguous problems and drive them to shipped outcomes
  • Own the reliability, performance, and cost of the systems you are responsible for
  • Partner across product, design, and engineering to solve problems that span teams
  • Raise the quality bar and set patterns that make the people around you more effective

How we work: AI-native by default

You treat AI-assisted development as a core part of how you work. You use agents to move faster on design, investigation, and implementation, with clear judgment about where to review closely, and you look for ways AI raises the leverage of the whole team.

What we are looking for

  • A strong track record of owning and shipping systems at scale
  • Command of system design, data modeling, and the reliability and cost tradeoffs that come with scale
  • The ability to lead ambiguous work to a clear outcome
  • Genuine, current fluency with AI-assisted development
  • A high bar for quality and a strong sense of ownership

Our tech stack

React on the front end; Ruby, Ruby on Rails, Python, MongoDB, and Elasticsearch on the backend; Kubernetes, Docker, and Terraform in infrastructure; GCP for cloud.

What you will love about Apollo

You will own real scope on systems that hundreds of thousands of companies depend on, work with a high-bar team, and have the AI tooling and budget to work at the top of your leverage.

The listed Pay Range reflects the total cash compensation inclusive of annual base salary and annual bonus as applicable. For sales roles, the range provided is the role’s On Target Earnings ("OTE") range, meaning that the range includes both the sales commissions/sales bonus target and annual base salary for the role. This salary range may be inclusive of several career levels at Apollo and will be narrowed during the interview process based on a number of factors, including the candidate’s experience, qualifications, and location. Applicants interested in this role who are not located in the US may request the annual salary range for their location during the interview process.

Additional benefits for this role may include: equity; company bonus or sales commissions/bonuses; 401(k) plan; at least 10 paid holidays per year, flex PTO, and parental leave; employee assistance program and wellbeing benefits; global travel coverage; life/AD&D/STD/LTD insurance; FSA/HSA and medical, dental, and vision benefits.

San Francisco Pay Range
$195,400$358,300 USD
We are AI Native

Apollo.io is an AI-native company built on a culture of continuous improvement. We’re on the front lines of driving productivity for our customers—and we expect the same mindset from our team. If you're energized by finding smarter, faster ways to get things done using AI and automation, you'll thrive here.

Why You’ll Love Working at Apollo

At Apollo, we’re driven by a shared mission: to help our customers unlock their full revenue potential. That’s why we take extreme ownership of our work, move with focus and urgency, and learn voraciously to stay ahead.

We invest deeply in your growth, ensuring you have the resources, support, and autonomy to own your role and make a real impact. Collaboration is at our core—we’re all for one, meaning you’ll have a team across departments ready to help you succeed. We encourage bold ideas and courageous action, giving you the freedom to experiment, take smart risks, and drive big wins.

If you’re looking for a place where your work matters, where you can push boundaries, and where your career can thrive—Apollo is the place for you. 

Learn more here!

Skills Required

  • Proven track record owning and shipping systems at scale
  • Strong system design and data modeling skills, with reliability and cost tradeoff experience
  • Fluency with AI-assisted development and use of agentic tooling
  • Experience with React, Ruby, Ruby on Rails, and Python
  • Experience with MongoDB, Elasticsearch, Kubernetes, Docker, Terraform, and GCP
  • Ability to lead ambiguous work to clear outcomes and high ownership mindset

What the Team is Saying

Allie
Gabriel
Alexa
Michelle
Alekhya
Cam
Jennifer
Vince

Apollo.io Compensation & Benefits Highlights

  • Leave & Time Off Breadth Flexible or unlimited time off is prominently advertised, with a “we don’t count vacation days” approach that supports taking breaks when needed.
  • Healthcare Strength Global medical, dental, and vision coverage is offered, alongside mental-health/coaching support and U.S. options like FSA/HSA.
  • Parental & Family Support Paid parental leave has been expanded to roughly 18–20 weeks for birthing parents and 12 weeks for non-birthing parents at full pay for eligible employees.

Apollo.io Insights

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The Company
850 Employees
Year Founded: 2015

What We Do

Apollo is a $1.6B AI-powered sales platform that helps revenue teams find and engage leads, automate outreach, manage deals, and enrich data — all in one place. Known for its industry-leading B2B database of more than 210 million contacts and 35 million companies, Apollo’s end-to-end platform helps businesses of all sizes unlock their full market potential with unparalleled precision and ease. Trusted by 500,000+ companies, including Autodesk, Cyera, and DocuSign, Apollo is building the number one go-to-market platform to make the sales process intelligent, turnkey, and accessible for all. Visit [apollo.io](http://apollo.io/) to learn more.

Why Work With Us

Apollo is building the #1 AI-powered go-to-market platform, trusted by 500,000+ companies. We move fast, invest in our people, and promote from within. You'll work on meaningful problems with a curious, driven team that values ownership, growth, and impact. Join us and help shape the future of sales.

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Apollo.io Teams

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About our Teams

Apollo.io Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We offer both remote and in-person roles, so you can work from home or from one of our growing office hubs.

Typical time on-site: Not Specified
HQUS - Remote
Mexico City
Austin, Texas
London, GB
Salt Lake City, UT
San Francisco, CA
Learn more

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