Senior Deliverability Backend Engineer|Scale & Reliability
Job in
San Francisco, San Francisco County, California, 94199, USA
Listed on 2026-05-29
Listing for:
Front
Full Time
position Listed on 2026-05-29
Job specializations:
-
Software Development
Job Description & How to Apply Below
Requirements
- 3+ years of professional software engineering experience ,
- Strong experience building and operating high-scale, distributed backend systems ,
- Comfort owning complex systems and making architectural decisions with real production impact ,
- A collaborative, low-ego approach to engineering and cross-team partnerships ,
- Experience with on-call responsibilities and a strong sense of ownership over system reliability ,
- Product mindset, building scalable and extensible solutions that meet customer requirements ,
- Fluency in a dynamic language like Java script (Typescript), Python, Ruby, or similar ,
- Strong track record of launching and delivering projects of significant complexity and high level of ambiguity ,
- Experience architecting, deploying and operating asynchronous work queues, high-volume storage systems, or high-throughput systems ,
- Understand the trade-offs in employing different engineering solutions to a problem, valuing pragmatism over idealism ,
- Ability to thrive in a dynamic, fast-paced, collaborative, and high-growth environment ,
- (Desirable) Prior experience at a B2B SaaS or customer communications company ,
- (Desirable) Familiarity with email sending at high volume (millions of messages/day) ,
- (Desirable) Experience with DNS infrastructure ,
- (Desirable) Experience working on software systems built on Amazon Web Services ,
- (Desirable) Deep knowledge of the email stack and assorted RFCs ,
- (Desirable) Experience with anti-spam infrastructure to prevent bad actors from exploiting an email service ,
- (Desirable) Built deep integrations with an email delivery service like Send Grid, Mail Gun, Mandrill or Spark Post ,
- (Desirable) Experience with Gmail or Office 365 APIs ,
- (Desirable) Experience with Kafka
- We're looking for two experienced backend Software Engineers to join our Deliverability team in San Francisco ,
- This team is responsible for the core systems that power Front - the pipeline that connects Front to the external world - which process tens of millions of events delivering emails, SMS, and other messages to and from Front quickly and reliably ,
- You'll own critical infrastructure that our customers depend on and take on a technical leadership role within the team, building upon our deliverability systems that need to be performant, scalable and reliable, all at once ,
- Serve as a technical lead on the Deliverability team, driving the architecture and execution of major infrastructure and product projects ,
- Own and improve high-volume email infrastructure and decisioning systems spanning ingestion, routing, and outbound delivery, driving deliverability outcomes at scale ,
- Own key services that power Front and lead architectural evolutions to build for reliability and scale ,
- Collaborate with other systems and infrastructure teams to build upon next-generation architecture ,
- Collaborate closely with product managers, product designers and other engineers to conceptualize, build, and test new product features
Position Requirements
10+ Years
work experience
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