Senior Backend Application Engineer

Manifest is a company focused on building robust and scalable web services and ETL architectures. They are seeking a Senior Backend Application Engineer to design high-performance systems and collaborate across teams to optimize existing systems and integrate new technologies.

Responsibilities:

• Architect and build robust, fault-tolerant web and ETL services that scale to high throughput
• Act as a key communicator, bridging gaps between teams, clarifying technical concepts, and ensuring alignment across projects
• Identify and implement improvements in system performance and processes, ensuring the company remains competitive in a fast-paced market
• Design and build new features for the Manifest platform to be used by critical organizations around the world
• Architect and implement scalable web services and ETL pipelines
• Design high-performance systems that efficiently handle 10K's+ transactions/sec
• Collaborate with engineering teams to optimize existing systems and integrate new technologies
• Develop robust monitoring, testing, and deployment strategies for mission-critical services
• Define and maintain the high standards of our engineering culture
• Help recruit and onboard your colleagues
• Work closely with product management, designers, and other engineers
• Resolve issues together quickly and collaboratively
• Communicate internally and externally on what we’re building and why it’s special

Requirements:

• 8+ years of experience in software engineering, with a focus on web services and ETL systems
• Proven track record scaling high-volume, data-intensive systems
• Expertise in distributed systems, microservices, and cloud architectures
• Familiarity with containerization, orchestration, and CI/CD pipelines
• High proficiency in our primary stack (Typescript, Mongo, Go, Python) is not strictly required, but you should be familiar enough to be able to quickly spin up on languages applicable to your role
• Previous experience with commercial software products (SaaS and on-prem) that support 3rd party/external customers
• Experience working in early stage technology (B2B SaaS) startups
• Strong communication skills and the ability to work effectively in a collaborative environment
• Strong experience with MongoDB in particular and other data stores as well
• Experience with or general familiarity with AI/ML, LLMs, & model tuning
• Background or experience in infosec, red teaming, or broader cybersecurity concepts
• Experience with other FOSS and Commercial SDLC security and DevSecOps tooling including SCA, DAST, SAST, etc