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Senior Software Engineer, Core

Join Ava Labs as a Senior Software Engineer to build scalable backend services for a leading blockchain platform.

Location
Remote (Global)
Compensation
Not disclosed
Level
senior
Type
full time · Remote

Posted by employer 1 day ago

First seen on Joblaze 12 hours ago

Last verified on the company career page 12 hours ago

Apply at Ava Labs → Save job Scanned from avalabs.org

Skills & Technologies

What you'll build

  • Build distributed, scalable, and highly performant APIs
  • Design, build, and deploy client-facing UI systems
  • Provide expertise in product UI
  • Create developer libraries and SDKs
  • Collaborate with cross-functional teams

Must have

  • 5+ years of general backend development experience
  • 3+ years of experience with TypeScript/Node.js
  • 3+ years of experience with React
  • Experience with AWS Cloud Stack

Nice to have

  • Passion for blockchain technology/web3

Requirements

Experience
5+ years
Education
Bachelor's degree

Not disclosed in this posting: compensation, visa sponsorship.

Joblaze summary

The Senior Software Engineer at Ava Labs focuses on developing and maintaining backend services for the Core wallet, ensuring a seamless user experience within the Avalanche ecosystem. Proficiency in AWS, Typescript, Node.js, and React is essential for building scalable APIs and client-facing UI systems. This role is ideal for experienced engineers with a strong background in backend development and a keen interest in blockchain technology. Ava Labs, backed by notable investors, fosters a collaborative environment among experts from various fields.

Joblaze insights

  • Listed today — first seen on Joblaze September 23, 2026. Last confirmed on Ava Labs's careers page September 23, 2026.
  • AWS appears in 26.6% of 1249 comparable senior backend roles; Node.js appears in 4.9% of 1249 comparable senior backend roles.

Quick facts

Is the Senior Software Engineer, Core role remote?
Yes — Ava Labs lists this as a fully remote position.
How much experience is required?
At least 5 years of relevant experience for this Senior Software Engineer, Core role.
What's the tech stack?
Joblaze extracted these technologies from the posting: AWS, Node.js, React, TypeScript.
What seniority level is this role?
Ava Labs targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Senior Software Engineer, Core role at Ava Labs.

From the original posting

We are seeking a Senior Software Engineer with experience working with AWS-based backend services. This particular role will be expected to take ownership over Core’s backend services, providing various capabilities such as balance and notification services and contributing to the Core browser extension wallet. The Core team is responsible for delivering a best-in-class wallet experience for the Avalanche Ecosystem and beyond.

 

WHAT YOU WILL DO

  • Build distributed, scalable, and highly performant APIs to support the Core wallet experience.

  • Design, build, and deploy highly secure, scalable, and maintainable client-facing UI systems.

  • Provide expertise in building the most user-friendly, visually appealing product UI.

  • Create developer libraries and SDKs.

  • Collaborate with cross-functional teams, including frontend engineers, designers, and product and security experts, to deliver end-to-end solutions.

 

WHAT YOU WILL BRING

  • BS in Computer Science or equivalent experience

  • 5+ years of general backend development experience

  • 3+ years of experience with Typescript/Node.js

  • 3+ years of experience with React

  • Experience with AWS Cloud Stack (DynamoDB, KMS, SQS, Lambda, etc)

  • Passion for blockchain technology/web3 and eagerness to consume the latest news and developments

(**This is not a guarantee of compensation or salary, a final offer amount may vary based on factors including but not limited to experience and geographic location.)

Standard company text repeated across Ava Labs's postings is omitted here.

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