Sagar Singh

Software Engineer

Bengaluru, Karnataka, India6 yrs 8 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

6 years of experience in full-stack development.
Expert in building scalable e-commerce applications.
Recognized with Rising Star award for outstanding performance.

Stackforce AI infers this person is a Full-stack Developer in the E-commerce and Fintech sectors.

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Skills

Core Skills

Full-stack DevelopmentApi DevelopmentPayments IntegrationAutomationBackend DevelopmentPayment Systems

Other Skills

AlgorithmsAmazon Web Services (AWS)CCash Payment SystemsCode ReviewData StructuresDatabasesE-commerceGitHTMLJavaMySQLNoSQLNode.jsObject-Oriented Programming (OOP)

About

Passionate, organised, detail-oriented software developer with 6 years of hands-on experience in creating robust and scalable applications. Through my professional endeavours, I've had the privilege of contributing to diverse projects, honing my problem-solving skills and collaborating with cross-functional teams. Key Expertise: • Full-stack development using technologies like JAVA, C++, JavaScript, node.js, etc. • Building and optimising database structures for efficient data storage and retrieval. • Collaborating with product managers, designers, and QA teams to deliver high-quality software solutions. Open to connecting with fellow professionals, sharing experiences, and exploring potential collaborations. Let's connect and explore how we can create meaningful contributions to the world of software development together.

Experience

Amazon

2 roles

SDE II

Promoted

Jul 2022 – Present · 3 yrs 8 mos

Worked in seller and fulfilment tech (SFT) team which handles complete workflow of seller for selling on Amazon.
Played an integral role in building public-API based omni-channel integration platform that enables e-commerce capabilities for selling partners.
Contributed in building order management platform that allows selling partners to fulfil Amazon orders directly from their location.
Worked on feature to accurately recommend package dimensions to sellers which is essential for generation of ship label as well as selection of most suitable ship method.

JavaNode.jsAPI DevelopmentE-commerceFull-stack Development

SDE I

Dec 2020 – Jun 2022 · 1 yr 6 mos

Worked in Amazon's Physical Stores Payments team responsible for enabling payments in various physical store types like Amazon Go, Amazon Books, Amazon Fresh, etc.
Enabled cash payments functionality for EU region launch of Amazon stores.
Automated process of onboarding new stores reducing new store launch time from 2 weeks to 3 days.

PaymentsAutomationCash Payment SystemsPayments Integration

Paytm

Software Engineer

Jul 2019 – Dec 2020 · 1 yr 5 mos · Noida

1. Backend developer for Payment Gateway team.
2. Implemented system capability to charge an additional platform service fee which improved overall billing and charging and reduced losses.
3. Developed system capability to settle merchant’s money to his/her bank account in Realtime which improved merchant’s experience.
4. Enhanced payment flow in case of EDC machines which reduced a significant amount of fund loss.
5. Implemented UI for contract fetching directly using internal RPC protocol which had dual advantage of ease of use and reduced load on proxy servers which uses network heavy http protocol.
6. Won Rising Star award for the performance.

Backend DevelopmentPayment GatewayReal-time ProcessingPayment Systems