Harshit Singh
Contact details — on requestProof of Work — on request
Experience
Senior Software Engineer
peopleHum · Dec 2025 – Present
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Senior Software Developer
PeopleHum Technologies Pvt. Ltd. · Dec 2025 – Present
- Built AI-assisted engineering workflows with MCP, Knowledge Graphs, semantic search, Claude Code, and Codex for code discovery, diff audits, security remediation, cleanup, and production investigations.
- Contributed to Java 25 migration across 100+ backend services by porting branch diffs, fixing Spring/Hibernate/Jackson/Feign/AOT issues, and validating shared libraries.
- Supported security remediation for 1,199 findings and 98 reviewed MRs, including sensitive config cleanup, secret-scan validation, runtime key documentation, and Vault readiness.
- Executed risk-controlled cleanup with production/QA-shadow MR pairs, compile gates, baseline blocker tracking, and deferred-risk registers.
- Improved reliability through Kafka/CDC/Redis/distributed-lock debugging, canary scheduler validation, Mongo read/write split rollout, and payroll partial LOP delivery.
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Software Development Engineer II
Newgen Software Technologies · Aug 2023 – Dec 2025
- Built RAG-based conversational AI services with configurable models, persistent context, and secure key management, improving response relevance by 40%.
- Designed a non-blocking API Gateway handling 5k+ concurrent requests with authentication, secure routing, filters, and encrypted MongoDB access across 25+ microservices.
- Developed OCR-enabled search and automation APIs using Typesense, Redis, MongoDB, and REST APIs, improving backend throughput by 50%.
- Led CI/CD and Kubernetes deployments for 25+ services, supporting rollouts, load testing, release validation, and Engineering/QA issue resolution.
- Partnered with QA and product teams to validate distributed workflows, troubleshoot release issues, and improve service readiness.
Software Design Engineer-2
Newgen Software · Jul 2023 – Dec 2025
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Software Developer Intern
RevoltronX Technologies Pvt. Ltd. · May 2023 – Aug 2023
- Built scalable AWS Lambda services and optimized MongoDB data models, reducing query latency by 40%.
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Software Development Intern
RevoltronX Technologies Pvt. Ltd. · May 2023 – Jul 2023
- Worked on creating mongoDB Schemas and AWS features.
Head of Programming
IEEE JUIT Student Branch · Aug 2021 – Jan 2023
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Summer Training
INFOWIZ · Jun 2022 – Aug 2022
Member
Rotaract Club Of Waknaghat · Jan 2020 – Mar 2022
Member
IEEE JUIT Student Branch · Aug 2019 – Jul 2021
Skills 0 proven through work
Also works with
File Format SupportLucene UsageAnnotation-based ConfigurationJSON Jackson Mappers UsageWork Planning and PrioritizationRisk and Controls AssessmentStrategic PlanningCritical ThinkingRapid Technology OnboardingSelf-Directed LearningOverall Professionalism and EthicsAzure DeploymentAWS LambdaAWS DeploymentSoftware Architecture PrinciplesStakeholder Communication AdaptationBull Queue ManagementTable Partitioning ImplementationApache KafkaScalable System DesignPDF Library UsageResource Constraint ManagementThreshold-Based AnalysisFactory Design PatternData HandlingTesseract UsageDocument ParsingDevOps ImplementationKubernetes OrchestrationDockerTeamworkAudio TranscriptionImage ProcessingOCR System DevelopmentEmbedding GenerationData Search System DevelopmentData MigrationMicroservices ArchitectureHashiCorp Vault UsageSecure Data HandlingCode RefactoringSecurity ArchitectureBug FixingSoftware Quality AssuranceTest Environment SetupAgile MethodologyError HandlingFunctional TestingLegacy System Migration TestingStructured LoggingJava Thread ManagementPickle SerializationDependency ManagementBusiness Logic AnalysisEdge Case IdentificationCode Coverage AnalysisTest DocumentationUnit TestingProblem SolvingMCP Server DevelopmentGPU ComputingAI-Assisted DevelopmentClaude DesignSemantic SearchDatabase Index CreationAI Solution ImplementationKnowledge Graph ConstructionDatabase ManagementMongoDBLegacy System MigrationJava DevelopmentApplication DeploymentTechnical TroubleshootingProduction Environment SupportApplication Performance OptimizationCode OptimizationAI Agent DevelopmentLLM Application IntegrationFeature ManagementApplication MaintenanceSpring BootBackend Development
Proof of Work
Proof of Work
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Education
Bachelor of Technology, Computer Science
Jaypee University Of Information Technology · 2019 — 2023
Contact details
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