Software Engineer Senior

Sai KiranKalyankar

Enthusiast Problem Solver, MS CS Grad with 5+ years of Experience

+1-313-***-**** ************@*****.*** sai-kiran-kalyankar kalyankarsai Windows Dev Android Dev Full Stack Dev

4500 Cass Ave, UT Apt 806, Detroit, MI 48201, USA

Summary

Highly skilled and accomplished Senior Software Engineer with over 5 years of expertise in full-stack development, specializing with hands-on development experience in various technologies including Java/J2EE, Spring MVC, Hibernate, and JavaScript (jQuery, Angular6, React), in REST MicroservicearchitectureusingSpringMVC, Spring Boot, NestJS, ASP.NET configuration using Docker and Jenkins for the continuous integration and build process, BDD, and Test-Driven Development (TDD) using JUnit and Mockito, and experience in cloud environments such as GCP, PCF and other cloud services like AWS and Azure. Extensive experience working on agile teams to deliver high-impact, scalable solutions in cloud platforms, while advocating for best practices in software engineering, usability, andmaintainability.Proficient in front-end technologies likeReact and Angular, and experienced in DevOps practices(along with creating pipelines) and AI/ML integration. Key Highlights

5+ years of Java/J2EE development expertise, including Java Collections Framework, RESTful APIs, JPA, and JUnit.

4+ years of Spring Boot experience in building microservices and scalable backend solutions.

3+ years of cloud experience in Pivotal Cloud Foundry(PCF), contributing to cloud-native applications.

1+ years of cloud experience in Google Cloud Platform (GCP).

2+ years of cloud experience in AWS and Azure.

Strong understanding of DevOps tools like Git, Docker, Jenkins, and Gradle, with 4+ years of experience supporting CI/CD pipelines.

1+ years of AI/ML experience, including Google Vertex AI hosted on Huggingface models, integrating AI/ML models into cloud applications.

1+ years of experience in .Net Programming.

Expertise in creating responsive front-end applications from wireframes using Angular and React.

Experienced working on full stack web, mobile, server, database using multiple programming languages.

Proven ability to work in agile environments with two-week iterations, ensuring timely delivery and adherence to best practices.

Experience in the full SDLC including Scrum/Agile/Kanban and mob/pair programming (Xtreme Programming) methodologies.

Advocate of DevOps, collaborating on the support and enhancement of DevOps pipelines for continuous delivery.

Competencies

Languages : Java, TypeScript, Python, C#, C/C++, PHP, JavaScript, Ajax, jQuery, Kotlin, Groovy, GoLang, HTML, CSS, Sass, SQL, NoSQL, GraphQL,TEX Frameworks : Angular, Spring-Boot, Hibernate, NestJS, TypeORM, .Net 7, NServiceBus, Jest, JUnit, Mockito, xUnit, Node.js, FastAPI, Flask, Hadoop, Hive DevOps and API Tools : Git, SVN, Docker, Kubernetes, AWS, Azure, PCF, GCP, Bash, Shell, GitLab, Bitbucket, Jenkins, Sonar, DAST, Swagger, Postman, Splunk Tools : MySQL, MSSQL, OracleDB, Postgres, MongoDB, SQLite, Impala, oozie, Figma, VS Code, Visual Studio, Android Studio, PyCharm, IntelliJ, NetBeans, Eclipse Libraries : React, Redux, handlebarsjs, pug, pandas, NumPy, Matplotlib, scikit-learn, CUDA, YOLO, NLP, NLTK, OpenCV, OpenGL, WebGL, ThreeJS, OpenAI Other Skills : 3D Computer Vision and Graphics, Machine Learning, Mobile, Android, Windows App development, UNIX, Powershell, Salesforce

Experience

Research Developer Lead Lipidomics Department-Wayne State University, Detroit Sept 2023 –Present

Working on building a Full Stack Web Application Solution for the Lipidomics Department at WSU.

Leading the application development from scratch and continuously delivering features for both backend and frontend.

Utilized the internal platform CITADEL (C&IT Application DELivery) for deployment. ReactJS Python FastAPI MySQL GitLab JavaScript Bootstrap nginx bash Docker InventoryDatabase Cost Calculator Billing Software Engineer Intern Amrock-Rocket Companies, Detroit May 2023–Aug 2023

Full Stack Developer for Technocrats PlatformTeamtomigratemonolithinternalproduct(Atlas) to CloudmicroservicesusingAzureandAWS

Designed and implemented Angular frontend and C#/ASP.NET backend, using CQRS event-driven architecture, Pub/Sub messaging model

Developed APIs along with regular code reviews, ensuring high quality and adherence to 100% compliance with security coding standards

Assistedtheteaminbugfixing,addressing feature requests, resolving security vulnerabilities, writing unit tests, integration tests for the code.

Utilized GCP Cloud Services

Achievement : Received Amaze Recognition for creating team’s GraphQL Service -Rocket Companies Hackweek Q2 -June 2023 Angular C# .Net 7 ASP.Net MS SQL Server Docker AWS Azure DevOps CQRS GCP PCF GraphQL NServiceBus Monorepo Splunk Analyst, Specialist, Application Development DBS Bank-Hyderabad Feb 2022–Aug 22

Java Full Stack developer, for Consumer Banking for Investment and Insurance Project - FinTech using Frontend 20% and Backend 80%.

Senior Backend Developer at SAILOR team (C2E) worked on Gamification Project(NavGames) using RESTful MicroserviceswithSpringBoot.

OwnershipofProductdevelopmentforInternetBankingandMobileBankingaboutfinancialplanningandwealthmanagementforDigibank.

Collaborated with cross-functional teams, testing using GoMock, documented tech and design specifications.

Presented project proposals and progress updates to higher management, conducted code reviews, and mentored junior developers, with Successful Go-Live, increasing user engagement by 30%.

Microservices deployed and scaled on PCF Cloud Services.

Achievement : DBS TECH India Annual Award Top Engineering Team - SAILOR - C2E. -Aug 2022 Spring-boot Micro-service Java 11 Groovy GoLang MariaDB REST GraphQL Pivotal Cloud Foundry Product Dev Gamification Figma Unit Test Redis Maven Gradle SonarQube Bitbucket Jira postman Docker Kubernetes Jenkins NAV-Planner GCP HLD LLD Mentorship Technology Analyst Infosys - Client : Verizon-Hyderabad April 2021–Feb 2022

JavaScript Full Stack developer as part of VZ Network Transparency ART(Service Assurance), Designed, developed, and maintained RESTful API endpoints.

Led developing microservices including design and implementation of new products and features while enhancing existing product suite.

Using an asynchronous distributed messaging and streaming platform(Apache Pulsar) with security standards having Gov. and GIS data.

Using SAFe agile framework, collaborating with business and research teams in story grooming, reviewing story/acceptance criteria and Iteration planning

UtilisedAWSEKS,RDS(Postgres), Frontend20%, Backend80%, Achieved a 95%incident resolution rate throughdedicatedserviceownership

Deployed and Maintained microservicesonGoogleCloudPlatformwithHighavailabilitytosupportthemaintenanceofservicesdeveloped. ReactJS NestJS Microservice Springboot NodeJS TypeScript TypeORM JavaScript SCSS Pug handlebarsjs Kubernetes Docker Jenkins Postgres MongoDB Jest PCF GCP CI/CD pulsar-client Sonar Fortify TwistLock Echo Kirke notifications Engineer - Technology Virtusa - Client : Openreach - BT(British Telecom), Lloyds Banking Group-Hyderabad Dec 2017–April 2021

Full Stack Java Developer, LAMP Stack Backend Developer using DevOps principles to add new functionality to LLUMS - Openreach’s pro- ducts.

Developed application components in an Agile environment utilizing TDD to track E2E fiber build activity for SiteTracker (integrated with Salesforce) Squad, using Hadoop as a Service (HaaS) and configuring Workflow Orchestration.

Participated inmajorprojectmigration,developing datamodels,pages, migration scripts, and optimizing systems to boost app performance by 50%.

Performed database, SQL tuning and optimization for MySQL and Postgres achieving 99% uptime and reducing response time by 15%.

Deployed the spring microservice applications on PCF and scaled as needed using PCF services.

Automated uploaders, inventory flows using SharePoint Excel File IO and SMTP notifications, enhancing monitoring and reducing manual effort by 30

Developed scripts to automate daily, weekly, and monthly cronjobs, including report generation and real-time batch-feed processing using ETL and logs.

Created Inventory Self Service Reports and billing reports using Spring JDBC and IBM MQ Messaging Queue, including configuration and administration.

Involved incontinuousenhancementsusingFrontendAngular4,including functional &non-functional requirementsandfixingofproduction issues.

Delivered results in complex cross-functional teams, presented, collaborated, and added value through documentation, debugging, test support and RCA.

Participated in peer code reviews, mentored other engineers, providing comments and suggestions.

Achievements : Appreciation and tribe recognition for the work in “Agile SiteTracker squad” at BT -Nov 2020

Certificate of Appreciation for exemplaryperformance and contribution to “LLUMS team” at Virtusa.-Mar 2019

Client Appreciation with virtual client love badge. -Dec 2018 J2EE Spring Hibernate JUnit Mockito MVC Spring-Boot Bootstrap JS Pivotal Cloud Foundry jQuery PHP MySQL Unix Shell bash Git SVN REST Self-Service Views cron GitLab Docker Citrix IBM MQ SOAP Hadoop hive HUE oozie OLTP OLAP ETL

Projects

Detroit Auction Shippers Independent Project-Detroit Nov 2023

Created Full Stack Web App for an Auction Shipper Company in Detroit for Real-time use.

Integrating GenAI using Spring AI, OpenAI, LLM

ReactJS Spring Boot MySQL Git SPA Bootstrap SMTP HTML CSS AWS EC2 S3 RDS Business and Architect Solution Protfolio QA AI App Independent Project- June 2024

WebAPP AI Chatbot : AI App for answering questions about My portfolio. Gemini AI RAG Vertex AI Web Chatbot Huggingface

Pictionary Detector AI App Independent Project- June 2024

Developed an AI-based Flutter app to detect and predict objects drawn during a Pictionary game in real time Gemini AI RAG Vertex AI Android Web Flutter

Text Spam Detection Course Project-Wayne State University Dec 2023

Using machine learning techniques processed data through essential libraries, conducted exploratoryanalysis, and performed feature engi- neering, Constructed a prediction model achieving accurate classification of spam texts. ML Support Vector Machines (SVM) Multinomial Naive Bayes Gaussian Naive Bayes Logistic Regression Random Forest AdaBoost 3D Graphics Renderer using OpenGL, C++ Course Project-Wayne State University Apr 2023

Developed a 3D graphics renderer leveraging OpenGL and C++ to create immersive visualizations. Implemented scene composition, lighting effects, and texture mapping for realistic rendering. Applied geometry transformations, rendering techniques, and mathematical algorithms to achieve high-quality graphics.

Geometry transformations Rendering pipeline Texture mapping Lighting techniques mesh Ray tracing OpenGL programming Sentiment Analysis on Political Tweets Course Project-Wayne State University Apr 2023

The aim of this project is to perform sentiment analysis on political tweets during the 2020 United States presidential election.to analyze the sentiments of tweets related to the election, identify the patterns, and explore different techniques of data mining from simple classification models to more advanced models.

Data Mining NLP NLTK scikit-learn Sentiment Analysis Vader Random Forest Logistic Regression RNN LSTM Choropleth The Big Five Personality Analysis Course Project-Wayne State University Dec 2022

The Project goal is to use unsupervisedclusteringtechniques to identify natural groupings or patterns within the data. These groupings may reveal relationships between the different personality traits and potentially provide insights into the underlying structure of personality using the Big Five Personality traits dataset and custom inputs Python Google colab IPIP dataset sklearn K-Means PCA Data Preprocessing Data visualization Intelligent Systems Instant NGP Course Project-Wayne State University Dec 2022

Implementation project on Paper about Instant Neural Graphics Primitives with a Multiresolution Hash Encoding by NVIDIA, Using own cus- tom real-time data

Machine learning 3D computer vision neural-network computer-graphics realtime pytorch gpu cuda python colmap GAN VAE signed-distance-functions nerf 3d-reconstruction function-approximation real-time-rendering HPC Deeplearning Automatic Curation of Images Internship-Teletext Holidays Feb–Mar 2017

Automatic curation of images based on the user’srequirementprimarilyinordertocheckifdescriptionscanmatchtheimage’scontentsand to validate images against their respective descriptions primarily to curate the hotel images of the website as per the user’s preferences.

Real-time scene classification using Caffe’s deep learning framework and Object Detection using YOLO’s CNN over Machine Learning Tech- niques.

Machine Learning CUDA cuDNN Flask Caffe YOLO OPENCV Bootstrap Python Authentication Using Graphical Passwords Major Project-Vardhaman College Jan–Apr 2017

In this project an authentication portal has been designed where a Multi-factor authentication system is built on top of Puzzle technology to make passwords easier for people to use and therefore more secure.

With an Add-On feature of Face Recognition (using Haar Cascade Classifier) based on Machine Learning Techniques. NetBeans JSP Servlet JavaScript MYSQL Apache Tomcat OPENCV SECRET MESSAGE SERVICE APP(Cryptex) Mini Project-Vardhaman College Aug 2016

Created an Android App enabling encryptedmessaging, decryptableby the intended recipient using a provided key. Android Studio SQLite Database AES CryptographicAlgorithms Google Play Store https://bit.ly/SKapp_Cryptex PLAY MY TRACK (Android & Windows) Independent Project-Google Play Store, Microsoft Store Sept 2015

DevelopedMusicPlayerAppswithaUniquefeatureofplayingtwomediafiles,oneoneachear-budofthepairofIn-Ear earphone. for Android, Windows phones, Desktop. Using Android SDK, Java, Kotlin, C# .Net, Windows SDK. Windows https://bit.ly/SKapp_PMT Android https://bit.ly/SKapp_PMTA Material Design Adobe Photoshop Android Studio Visual Studio BLUEBUDDY - Wireless Chatting Without Internet Project Exposition-CETA Jan–Feb 2015

Developed an Android app for Bluetooth messaging and can hence be used without Internet access. Android Studio Bluetooth APIs BluetoothSocket Open Source Project Google Play Store http://bit.ly/SKapp_BlueBuddy

Education

Wayne State University Master’s, Computer Science, AI Concentration Detroit, MI Aug.’22 - May’24 Vardhaman College of Engineering B.Tech, Computer Science & Engineering Hyderabad, India Sep.’13 - Jun.’17

Achievements

Apr 2017 Awarded as the “Best Outgoing Student”bydepartment of CSE at Vardhaman College. June’16 Published projects as products for Real-Time use on Microsoft Store & Google Play Store with 10K+ downloads. Sept 2015 Won the first Prize for Windows Phone & Desktop app development in the Project Expo at Vardhaman. Feb 2015 Achieved the first prize for Android Application Development at Vardhaman College.

Responsibilities

Aug’23-24 Student AssistantandLeadDeveloper for creating Full Stack Solutions(using ReactJS, FastAPI, MySql, Docker), Main- taining, and enhancing the Lipidomics Core Facility Department website for the School of Medicine at WSU Jan-Apr’23 Lab Instructional Teaching Assistant for Data Structures and Algorithms using C++, CSC 2200 Computer Science II at WSU, provided teaching, contributed to course assessment, mentoring, and grading support to 60 students. Aug’15-17 Was the college coordinator and a member of the departments organizing committee named CETA (Computer Engi- neer’s Technical Association).

Sept 2015 Organized Web Designing Workshop cum event at TECHNOLITES’15 -Vardhaman’s annual techfest.

Technical Activities

Certifications

Salesforce Platform Developer 1 .

Microsoft Technology Associate:Software Development Fundamentals.

Certified SAFe 5 Agile Practitioner.

Certified DBS Software Security for Developers.

Certified DBS SRE Practitioner.

CISSO : Certified Information Systems Security Officer. Relevant Coursework

CSC 6991 Deep Learning for 3D Shapes and Scenes - Fall‘22.

CSC 5800 Intelligent Systems : Algorithms and Tools - Fall‘22.

CSC 6860 Digital Image Processing & Analysis - Fall‘22.

CSC 5870 Computer Graphics I - Winter‘23.

CSC 7810 Data Mining : Algorithms and Applications - Winter‘23.

CSC 5272 Principles of Cyber Security - Winter‘23.

CSC 5750 Principles of Web Technology - Fall‘23.

CSC 6580 Design and Analysis of Algorithms - Fall‘23.

CSC 5825 Introduction to Machine Learning and Applications - Fall‘23. Hackathons

My team was shortlisted for the ICICI Appathon for creating new solutions in Banking and Financial Services among 3550 entries from all over India on HackerEarth.

Participated in Air Travel Hackathon by flydubai and was among top 10 final teams at T-hub, IIIT-Hyd.

Was among top 5 teams participated in “Digital India-hackathon” at BITS Pilani Hyderabad conducted by Microsoft. Other

Google AI Hands-On Event Sessions for The Rise of AI Agents & BuildwithAI

Completed ServiceNow Administrator Training

Worked on Independent learning POC using MERN Stack and other tech stack to upskill

Worked on SalesForce POC projects using Apex Programming, Visualforce, Triggers, SOQL, Controllers, Workflows, Custom config, and APIs for the development of CRM solutions.

Participated in EPAM sponsored Global CodeRetreat to celebrate passion and software crafting.

Gave a paper presentation on “Building Android Apps gets easier with Android Studio” and a Seminar on “Android Things”.

Attended a seminar on Cloud Computing (using IBM Bluemix) by IBM.

Attended the Windows App Development workshop, by DevmenIT –a Microsoft partner company.

Participated in Battle Code –TechnoVoltz, National level zonal competition by Techfest- IIT Bombay’s annual tech festival.

Participated in CodeKraft and other events at the National level technical fest –Technolites, Vardhaman.

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