TwilioHiring

Staff Mobile Engineer

  • Remote, United States
  • Senior
  • Posted 2 weeks ago
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In one line

Staff-level mobile role building SDKs for identity and fraud prevention products, working like a small startup inside a larger company; remote first.

About the role

Mobile SDK work covers authentication flows, device-level signal collection for fraud detection, and newer agentic identity cases. The team sets its own direction with product and engineering leadership and ships to a large existing customer base.

At a glance

Pay
Not stated in the posting
Remote scope
Remote, United States
Seniority
Senior
Skills
mobile SDKs, Authentication, Fraud detection, Observability
Posted
5 Oct 2026
Last checked
19 Oct 2026

What you will do

  • Build and own mobile SDKs for identity and fraud detection, including device internals for signal collection
  • Ship SDK surfaces for core authentication and non-human identity use cases
  • Set direction with product and engineering leaders and turn customer needs into features
  • Write design docs, make technical calls, review code and improve observability and incident response

What they look for

  • Deep mobile engineering experience, at staff level
  • Comfort working on device internals and complex signal collection
  • Ability to make pragmatic tradeoffs and design good developer experiences
  • Experience mentoring engineers through pairing and feedback
  • Willingness to travel occasionally for team gatherings or customer meetings

How Keywordise applies for you

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ClaudeConnectorChatGPTConnectorMuseby Meta

Claude

  1. In Claude, open Settings, then Connectors, and choose Add custom connector.
  2. Name it Keywordise and paste the connector URL.
  3. Click Connect, log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
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ChatGPT

  1. In ChatGPT, open Settings, then Connectors. On plans that need it, turn on developer mode first.
  2. Add a new connector with the connector URL and choose OAuth. Leave the client ID and secret empty.
  3. Log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
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Disconnect any time in your Keywordise settings.

Muse

  1. Open Muse (muse.ai or the app) and send it the message below.
  2. If Muse asks how to sign in, answer OAuth. Open the sign-in link it sends, log in to Keywordise and approve.
  3. Send the prompt. Muse asks before it sends anything.
Message for Muse
Add a custom connector called Keywordise. It is a remote MCP server at https://keywordise.com/mcp and uses OAuth. Give me the sign-in link.

Muse is available in the US only for now.

Prompt
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How to connect

Questions about this job

Is this job fully remote, and from where?

Yes, it is listed as remote, aimed at candidates in the United States.

What does this job pay?

The posting does not state a salary, so there is no figure to quote.

What experience is needed?

It is a senior role. The posting asks for: deep mobile engineering experience, at staff level; comfort working on device internals and complex signal collection; ability to make pragmatic tradeoffs and design good developer experiences. Skills it names include mobile SDKs, Authentication, Fraud detection, Observability.

How do I apply with Keywordise AI?

Click Apply with Keywordise AI, create an account and upload your CV. Your CV and cover letter are written for this job from what you have really done, then Keywordise applies for you. Trial: 7 days, no card.

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