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What's New

Azure Mailboxes Now Available

New

Enterprise-grade Microsoft 365 mailboxes on Azure infrastructure. Now available for all users.

Dec 13, 2024

InfraGuard Protection Suite

New

Complete email protection with Blacklist Monitoring, DNS Monitoring, Monster Monitoring, and Unlimited Inbox Placement Tests.

Dec 13, 2024

Reward & Review Program

New

Earn wallet credits for leaving reviews on G2, LinkedIn, or Google. Use credits towards your mailbox purchases.

Dec 13, 2024

Quick Setup - Mailboxes in Under 1 Minute

New

Set up your mailboxes in under one minute using our new Quick Setup feature.

Dec 3, 2024

Weekly Mailbox Reports - Delivered to You

New

Stay on top of your deliverability. Get automated weekly performance reports delivered straight to your inbox.

Dec 3, 2024

Inbox Placement Tests Now Live

New

Test your email deliverability across major providers. Early users get tests for just 5 cents each

Nov 25, 2024

Mailbox Analytics Dashboard

New

Monitor individual mailbox performance with detailed metrics - bounce rates, reply rates, soft vs hard bounces, and email-level insights

Nov 22, 2024

New Email Verifier Tool

New

Validate email addresses in real-time with our advanced verification engine

Nov 18, 2024

Blacklist Checker Enhancement

New

Enhanced monitoring across 50+ blacklist providers with faster results

Nov 15, 2024

API Rate Limits Increased

We've doubled the API rate limits for all plans at no extra cost

Nov 10, 2024

Email Permutator Tool

Generate email address variations for better contact discovery

Nov 5, 2024

Build the Infrastructure Behind Millions of Emails

We're lean, fast, and scaling. If you're aspirational, looking for high growth, and want to be part of one of the best AI accelerators and a widespread SaaS studio across the world, join us.

Why InboxKit?

Real Impact

Your work directly moves the needle on a high-growth business. No side projects, no busywork.

Fully Remote

India-based preferred, flexible remote setup, global client exposure.

Learn by Doing

Work directly with the founding team. Mentorship isn't scheduled, it's built into the work.

Growth Path

Every internship has a clear 3–6 month path to a full-time role. We promote from within.

Open Positions

Stipend: Up to ₹25,000/month (based on interview & experience)Reports to: CEO, InboxKit

Responsibilities

Product Growth
  • •Analyze onboarding funnel & fix drop-offs
  • •Run growth experiments (pricing nudges, referral mechanics, in-app prompts)
  • •Build activation & churn dashboards
  • •Monitor competitors
  • •Support partnership initiatives
  • •Contribute to content/community-led growth
  • •Develop PLG loops
Customer Relationships
  • •Build customer health scoring system
  • •Personally onboard high-value accounts
  • •Proactive outreach & feedback collection
  • •Identify expansion opportunities
  • •Own escalation & resolution end-to-end
  • •Create self-serve resources (guides, docs, videos)
  • •Drive NPS, G2/Trustpilot reviews & case studies

What You Get

Competitive stipendDirect CEO mentorshipImpact on a high-growth businessClear path to full-time FO roleExposure to global SaaS ecosystemFlexible remote setup

Selection Process

  1. 1.Google Form screening
  2. 2.Interview with CEO/Founding Team
Apply Now
Shift: 2 AM–9 PM IST and 2 PM–6 PM IST windows (to support global time zones)

Responsibilities

  • •Manage customer inquiries via email, chat, and calls
  • •Maintain dashboards & operational reports in Google Sheets
  • •Identify process improvements through data insights
  • •Multitask across support, operations, and analytics

Requirements

  • •Strong communication skills
  • •Problem-solving mindset
  • •Empathy with professionalism
  • •Good SaaS product understanding
  • •Familiarity with customer support tools

What You Get

Hands-on CX ops experienceStartup exposureTool trainingPerformance-based growthWork closely with core team

Selection Process

  1. 1.Technical questions in Google Form
  2. 2.Interview with Customer Success Manager
Apply Now

Requirements

  • •Hands-on experience with modern full-stack (React / Node / etc.)
  • •Understands APIs, databases, and basic system design
  • •Can move fast and learn faster

What You Get

Real production experience on a platform serving 100K+ mailboxesDirect collaboration with product & growth teamsPath to full-time engineering role

Selection Process

  1. 1.Take-home technical assignment
  2. 2.Submit to hr@inboxkit.com
  3. 3.Interview
Apply Now
Shift: 2 PM–10 PM IST (aligned with global prospect time zones)

Responsibilities

  • •Build targeted prospect lists
  • •Run cold outreach (email, LinkedIn, calls)
  • •Qualify inbound leads & handle discovery calls
  • •Manage CRM pipeline
  • •Join and eventually run demos
  • •Track your own metrics
  • •Identify new verticals & partnerships

Requirements

  • •Can write a cold email that sounds human
  • •Comfortable talking to strangers
  • •Competitive & numbers-driven
  • •Basic B2B SaaS understanding (bonus: cold email/outbound tools like Smartlead, Instantly, Apollo)
  • •Organized pipeline management
  • •Self-starter

Nice to Have

  • •CRM experience (HubSpot, Close)
  • •Familiarity with cold email deliverability/DNS
  • •Prior sales/BD/growth experience
  • •Active LinkedIn presence

What You Get

Real outbound experience from day oneFounding team mentorshipTool & framework trainingPerformance-based stipend bumpsFast-track to full-time SDR/AENetwork in the cold email ecosystem

Selection Process

  1. 1.Short outbound assignment (cold email + prospect research)
  2. 2.Interview with Sales Lead / Founder's Office
Apply Now
Shift: 2 AM–9 PM IST and 2 PM–6 PM IST windows

Requirements

  • •Strong written & verbal communication
  • •Problem-solving mindset
  • •Empathy with professionalism
  • •SaaS product understanding
  • •Familiarity with support tools

What You Get

Hands-on support ops experienceStartup workflow exposureTool trainingPerformance-based growthWork with core team

Selection Process

  1. 1.Technical questions in Google Form
  2. 2.Interview with Customer Success Manager
Apply Now

Don't see your role?

We're always looking for exceptional people. Send us your resume and tell us how you'd contribute.

hr@inboxkit.com