RUST API Developer

<h3 style="padding: 0px; margin: 1.31249em 0px 0px; font: 600 1.142em / 1.5 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong style="font-weight: 700;">Company

Overview:

</strong></h3><p style="margin: 0.75rem 0px 0px; padding: 0px; font: 400 16px / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>CashKaro</strong> is India’s #1 cashback platform, trusted by over 25 million users! We drive more sales for Amazon, Flipkart, Myntra, and Ajio than any other paid channel, including Google and Meta.

Backed by legendary investor Ratan Tata and a recent $16 million boost from Affle, we’re on a rocket ship journey—already surpassing ₹300 crore in revenue and racing towards ₹500 crore.</p><p style="margin: 0.75rem 0px 0px; padding: 0px; font: 400 16px / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>EarnKaro</strong>, our influencer referral platform, is trusted by over 500,000 influencers and sends more traffic to leading online retailers than any other platform.

Whether it’s micro-influencers or top-tier creators, they choose EarnKaro to monetize their networks. <strong>BankKaro</strong>, our latest venture, is rapidly becoming India’s go-to FinTech aggregator, similar to Paisabazaar.</p><p style="margin: 0.75rem 0px 0px; padding: 0px; font: 400 16px / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Join our dynamic team and help shape the future of online shopping, influencer marketing, and financial technology in India!</p><div><br></div><h3 style="padding: 0px; margin: 1.31249em 0px 0px; font: 600 1.142em / 1.5 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong style="font-weight: 700;">Role

Overview:

</strong></h3><p style="margin: 0.75rem 0px 0px; padding: 0px; font: 400 16px / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">We are looking for a highly skilled <strong>Rust API Developer</strong> with at least <strong>3</strong><strong> years of experience</strong> in developing and maintaining APIs using <strong>Rust</strong>.

The ideal candidate will play a critical role in building scalable, fast, and reliable API solutions to support the growing infrastructure of CashKaro & EarnKaro. </p><hr style="border: none; background-color: var(--ds-border, #091E4224); margin: 1.714em 0px; height: 2px; border-radius: 1px; clear: both; color: rgb(41, 42, 46); font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><h3 style="padding: 0px; margin: 1.31249em 0px 0px; font: 600 1.142em / 1.5 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong style="font-weight: 700;">Key

Responsibilities:

</strong></h3><ul style="margin: 10px 0px 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: disc; display: flow-root; color: rgb(41, 42, 46); font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Develop and maintain backend APIs using Rust, ensuring performance, security, and scalability.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Collaborate with frontend, product, and DevOps teams to build efficient systems that integrate seamlessly with other platforms.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Write clean, modular, and well-tested code that follows industry best practices.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Design efficient data structures and algorithms to support API development.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Debug, troubleshoot, and resolve performance issues, ensuring fast response times and availability.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Stay updated on Rust best practices and bring innovative approaches to solve complex backend challenges.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Document API features and ensure they are well-communicated to internal teams and external partners.</p></li></ul><hr style="border: none; background-color: var(--ds-border, #091E4224); margin: 1.714em 0px; height: 2px; border-radius: 1px; clear: both; color: rgb(41, 42, 46); font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><h3 style="padding: 0px; margin: 1.31249em 0px 0px; font: 600 1.142em / 1.5 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong style="font-weight: 700;">Must-Have

Skills:

</strong></h3><ol start="1" style="margin: 10px 0px 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: decimal; display: flow-root; color: rgb(41, 42, 46); font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>Proficiency in Rust Programming</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Strong skills in developing RESTful APIs and experience with Actix or Rocket frameworks.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Mandatory expertise in the Actix or Rocket framework.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Experience with async programming and Rust’s ownership model to manage concurrency.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should be working on high-performance and large scale applications.</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Deep understanding of Rust, including performance optimization techniques, with an excellent grasp of memory management<br><br></p></li></ul></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>API Security Best Practices:</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should have a strong understanding of OAuth2 and JWT and how to implement the same when building APIs</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should be able to talk about role based access control</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should have a strong understanding on input validation to prevent SQL injection, XSS etc</p></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Rate limiting and throttling.

Should be able to demonstrate these in their current work also.<br><br></p></li></ul></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>Database Integration</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Experience with integrating databases (SQL or NoSQL) into API systems.<br><br></p></li></ul></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>Version Control & Team Collaboration</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Familiarity with Git and collaboration in a team environment using CI/CD pipelines.<em>.</em><br><br></p></li></ul></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>Strict adherence to Coding Standards</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should have a strong process for adherence to coding standards.<br><br></p></li></ul></li><li style="margin-top: var(--ds-space-050,4px);"><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;"><strong>Commitment to Continuous Learning:</strong></p><ul style="margin: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: var(--ed--list--item-counter--padding, 24px); box-sizing: border-box; list-style-type: circle; display: flow-root;"><li><p style="margin: 0px; padding: 0px; font: 400 1em / 1.714 ui-sans-serif, -apple-system, BlinkMacSystemFont, ;">Should be constantly learning and keeping up with new technologies</p></li></ul></li></ol>