Headline

Software Development Engineer | Backend Developer | Full-Stack Developer | Ex-Juspay

About

I am Goal-oriented tech enthusiast looking for a full time job opportunity in a fast-paced environment to utilize my technical and analytical skills for the organization's profit. I am Working as the Software developer Created Multiple API's from the scratch which are being accessed by 10000's of users on daily basis. Worked on enhancement and optimization of existing API's. Optimizing and maintaing the 10's of Application. I am skilled in a range of technologies and tools, including Python, Haskell, Java, Django, Angular, and MongoDB, and I have a passion for using my skills to create innovative and effective solutions. Bachelors in Computer Science and Engineering , and actively seeking full time opportunities in Software Engineering domain. Specialities: Languages - C++, Java , Javascript, Haskell, Python, SQL DataBases - My SQL Version Control - GIT Tools and Technologies : VS Code, PyCharm ,Github, Xaamp ,Notepad ++ Achievements : Rated 4 star at CodeChef Rated 6 star in problem solving at HackerRank Rank 1 in TPGIT (Code-War By Chandigarh University). Rank 4 in IIT Goa Cepheus 2021 (Fizz Buzz Coding competition) Rank 1007 in google Kickstart 2020 Round G. Rank 71 in November Lunch Time 2020 Divison 2 CodeChef

Location

Bengaluru

AI stack

claude code

claude

codex

cursor

gemini

langgraph

Work experience

Software Engineer 2 at PayPal, Oct 2024 - Present · 2 yrs, Centralized Consent Management Platform (CCMP) Built and scaled a centralized consent decisioning platform used across PayPal products, evaluating user consents and state-level regulatory rules in real time. Designed APIs handling ~136 requests per second with ~200 ms p99 latency, ensuring low-latency and high-availability consent enforcement at scale. Contributed to onboarding and lifecycle management of consent types, enabling consistent, compliant consent decisions across multiple consumer flows. Collaborated with platform and compliance stakeholders to translate regulatory requirements into system rules, reducing risk and operational overhead. Log Viewer & Error Intelligence System — Proof of Concept Designed and implemented a proof-of-concept error intelligence system to improve observability and root-cause analysis across PayPal services. Built a Spark-based pipeline to ingest logs from PayPal’s centralized logging platform, filter error events, and identify recurring failures. Implemented historical error correlation, enabling automatic detection of previously seen errors and linking them to existing RCA documents, reducing duplicate investigation effort. Enabled developers to attach new RCA documents for unseen errors, creating a growing knowledge base to accelerate incident resolution. Demonstrated potential to reduce MTTR and repeated incident analysis, improving developer productivity and operational efficiency.

Software Engineer at Ola, Jul 2024 - Sep 2024 · 3 mos, Bengaluru

Software Engineer at JUSPAY, Jun 2023 - May 2024 · 1 yr, Bengaluru, Karnataka, India, LogViewer Dashboard ○ Led backend development for LogViewerDashboard project, facilitating efficient error tracking in user loan journey. ○ Resulted in decreased time for error identification and resolution, bolstering system reliability. ○ Implemented an Authentication flow and token verification mechanism across all our APIs, with the primary goal of enhancing request validation and reducing the probability of data leakage by a significant 80%. Batch Upload ○ Successfully reduced the manual order creation workload of sales agents by an impressive 90%, by implementing a Batch upload feature that allows for the streamlined uploading of CSV files. Ticketing system ○ Developed an intuitive ticketing system empowering agents to effortlessly raise tickets from any dashboard section. ○ Implemented a centralized ticketing tab, to view ticket summaries and reduced manual intervention by integrating a real-time chatbot to solve queries quickly ○ Developed a dedicated dashboard tab, facilitating efficient ticket assignment and resolution with real-time chat for business operation teams

Associate Software Engineer at JUSPAY, Feb 2022 - May 2023 · 1 yr 4 mos, Bengaluru, We are currently developing a cost-effective credit marketplace that aims to facilitate business growth and streamline internal operations for both lenders and merchants. Successfully reduced the manual order creation workload of sales agents by an impressive 90%, by implementing a Batch upload featurethat allows for the streamlined uploading of CSV files. Designed and developed a Dashboard for Lenders from scratch which will help them to Sanction or Reject Loan application by just a simple button click. Implemented an Authentication flow and token verification mechanism across all our APIs, with the primary goal of enhancing request validation and reducing the probability of data leakage by a significant 80%. Implemented a Report Download feature, which allows for the convenient and efficient extraction of Whole Loan Journey data in a specificExcel format, thus enabling effective data analysis

Education

Bachelor of Engineering - BE, Computer Science, CHANDIGARH UNIVERSITY

Public links

leetcode: https://leetcode.com/op23singh

github: https://github.com/op23singh