Himanshu Singh

Software Engineer

Delhi, India5 yrs 3 mos experience

Most Likely To SwitchAI ML Practitioner

Key Highlights

Achieved 20x faster API response times.
Saved INR 1.5M monthly through automation.
Led design of high-impact microservices.

Stackforce AI infers this person is a Fintech and SaaS-focused Software Engineer with expertise in microservices and cloud architecture.

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Skills

Core Skills

Go (programming Language)Python (programming Language)TypescriptPythonReact.jsAws

Other Skills

Amazon Web Services (AWS)Apache KafkaArtificial IntelligenceCC++Code ReviewData AnalysisData ScienceDeep LearningElastic Stack (ELK)JavaJavaScriptLow-Level DesignMachine LearningMatlab

About

Experienced Software Engineer adept in Golang, JavaScript, Python, and Java, excelling in dynamic startup environments. Skilled in AWS, Docker, Kubernetes, and CI/CD pipelines, I've led teams to optimize microservices and drive pivotal projects. Now seeking full-time roles to apply my expertise and innovate.

Experience

5 yrs 3 mos

Total Experience

1 yr 3 mos

Average Tenure

2 yrs

Current Experience

Park+

Software Engineer II

Jun 2024 – Present · 2 yrs · Gurugram, Haryana, India · On-site

Decreased fetch challan API latency from 10 s to 500 ms (20x faster) via partner integration, caching, and I/O
tuning; increased conversion and sustained 1,500 RPS during peak campaigns.
Automated payment-link extraction replacing OTP calls with 92% coverage across 30,000 to 40,000 challans per
month; cut per-challan cost from INR 75 to INR 20, saving INR 1.2M to 1.5M per month.
Architected real-time auto-assignment v2 with Redis sorted sets to ensure fair distribution and resolve concurrency
defects; lowered driver idle time and reduced pickup delays.
Delivered Attendance v2 with multi-project support, overtime, geo-bounds, and fraud controls; raised compliance
and saved approximately INR 1.2M by eliminating leakage and manual corrections.
Instituted Penalties to curb misuse and enforce SLAs; reduced manual operations and generated INR 0.8M per
month in savings.
Engineered global and team leaderboards that update in real time; handled 2,500 RPS during peak promotions with
stable latency.
Rebuilt Payouts v2 with wallet holds and auditable transaction flows; cut payout exceptions and reprocessing by
30% to 40% and strengthened reconciliation accuracy.
Eliminated memory leaks, reducing memory usage by 95% and scaling down pods from 55 to 18.
Communicated technical plans and trade-oﬀs with product, legal, and operations stakeholders; authored RFCs,
runbooks, and postmortems, and led 15+ cross-team launch reviews.

Go (Programming Language)Python (Programming Language)Apache KafkaSQLJava

Durianpay

2 roles

Software Engineer

Promoted

Feb 2023 – Dec 2023 · 10 mos · Bengaluru, Karnataka, India · Hybrid

Led Payments team in designing, monitoring, and optimizing microservices and UI, handling a $300+ million TPV annually.
Spearheaded the design and development of the sub-accounts feature, collaborating with 4+ Product Managers, and accelerating the onboarding of international merchants.
Expedited Dynamic Routing by transitioning from a time series database to Prometheus, resulting in saving 2+ virtual machine costs, and expanding a 65% improvement in latency.
Optimized export functionality, extending export duration from 3 days to 6 months, while reducing CPU usage by 75% and memory consumption by 92%.
Owned multiple core components, leading design discussions, mentoring new hires, and increasing metrics collection to over 90%.

TypeScriptLow-Level DesignPythonElastic Stack (ELK)JavaScriptGo (Programming Language)+4

Associate Software Engineer

Mar 2022 – Feb 2023 · 11 mos · Bengaluru, Karnataka, India · Hybrid

Enhanced Dashboard APIs, improving API latency to approximately 500ms from 50s, seamlessly accommodating millions of records.
Successfully resolved memory leaks, eliminating memory consumption by 95% and reducing server containers from 4 to 2.
Led client-side integrations, achieving a notable 23% reduction in operational costs.
Identified and addressed security vulnerabilities, disabling over 35+ fraud accounts.
Managed on-call duties to ensure uninterrupted service during peak hours.

TypeScriptLow-Level DesignPythonElastic Stack (ELK)JavaScriptGo (Programming Language)+4

Build with innovation

Software Engineer

Dec 2020 – Mar 2022 · 1 yr 3 mos · Delhi, India

Developed the development of an MVP Video Conferencing App tailored for tracking various processes within the automobile industry, subsequently embraced by 5+ clients, including BMW.
Engineered a production-ready microservice to seamlessly migrate legacy code to AWS Lambda, achieving a 35% reduction in server costs and markedly expediting development time.
Collaborated closely with clients and internal stakeholders to elicit functional requirements, and innovatively devised technical solutions to architect and construct the application.

TypeScriptReact NativeReact.jsAmazon Web Services (AWS)PythonJavaScript+4

Flexiele

Software Engineer Intern

Jan 2020 – Jul 2020 · 6 mos · Gurugram, Haryana, India

JavaScriptPostgreSQLNode.js

Eureka king inc.

Machine Learning Intern

Jun 2018 – Sep 2018 · 3 mos · San Francisco Bay Area

Deep LearningAmazon Web Services (AWS)PythonData SciencePython (Programming Language)Reinforcement Learning

Stanford university

Stanford Scholar Initiative

Nov 2016 – Feb 2017 · 3 mos

Collaborated and contributed to this initiative which is focused on making short 5/10mins research talks on influential papers in many areas of computer science including AI, Computer Vision and Machine Learning. Works for Human Computer Interaction(HCI) Department. Researched in HCI and made reasonable contributions in making the talks.

Python