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Cristina – React, Typescript, JavaScript, experts in Lemon.io

Cristina

From Romania (UTC+3)flag

Full-stack Web Developer|Senior
Lemon.io stats
1
projects done
75
hours worked
1
offers now 🔥

Cristina – React, Typescript, JavaScript

Christina is an expert mainly when it comes to JavaScript-related stack and has a heavy focus on full-stack opportunities. Besides, she has some previous experience working with .NET. Christina has been passionate about horseback riding for about 15 years. However, she also feels strongly about contributing to great businesses with her service through coding. In case you are up for a great professional ride - she is here to help!

10 years of commercial experience in
Analytics
Asset management
Automotive
Banking
Computer science
Credit and lending
Cybersecurity
Energy
Real estate
Smart home
Leasing
Enterprise software
ERP
SaaS
Software development
Main technologies
React
7 years
Typescript
5 years
JavaScript
5.5 years
Node.js
5 years
Additional skills
Electron.js
Material UI
SQLite
Python
Apollo GraphQL
JSON
Redux
Microsoft SQL Server
SQL
HTML
GitHub
Microservices
API
ElasticSearch
Kibana
GraphQL
DevOps
Vue.js
Direct hire
Possible
Ready to get matched with vetted developers fast?
Let’s get started today!

Experience Highlights

Senior Software Engineer
Sep 2023 - Jul 20251 year 10 months
Project Overview

Nearly all cars manufactured today are connected. Although connected vehicles promise improved performance, greater safety, and access to more flexible and tailored mobility solutions, they are also attractive targets for cyber-attacks with exponential attack surfaces. In a recent survey conducted by Capgemini, 68% of customers identified cyber protection as a key decision factor when buying a car.

Responsibilities:
  • Garrett Motion is an automotive company that specializes in turbo, electric, and hybrid technology.
  • Established the SOC Core product foundation, implementing industry-standard features and upgrading from Vue 2 to Vue 3, ensuring modern frontend capabilities and improved performance metrics.
  • Engineered the SBOM (Software Bill of Materials) association feature for vehicles, enabling customers to identify fleet vulnerabilities, which significantly enhanced product value and received exceptional client feedback.
  • Developed comprehensive data visualization tools including heatmaps, bar charts, and line charts, empowering users with intuitive statistical insights for enhanced decision-making.
  • Executed backend modernization from .NET Core 3.1 to .NET 8.0, improving system stability, security, and performance while implementing new UI features per Product Owner specifications.
  • Contributed to the SOC South Korea project within a multicultural team, optimizing database operations, resolving SonarQube errors, and migrating legacy functionalities to meet regional requirements.
  • Utilized diverse technology stack including JavaScript, Vue, .NET Core, PostgreSQL, Elastic Search, Kafka, and CI/CD tools to deliver robust solutions across multiple projects and international deployments.
Project Tech stack:
React
Node.js
Redux
Redux Thunk
SQLite
Python
Jira
Bitbucket
CSS
HTML
Electron.js
.NET
.NET Core
Vue.js
ElasticSearch
Kibana
PostgreSQL
Apache Kafka
C#
gRPC
REST API
Protobuf
NoSQL
ASP.NET CORE
Azure DevOps
Element UI
Terraform
D3.js
Figma
CQRS
DDD
Redis
Jira
Vuex
Docker
Docker Compose
Claude Code
GPT-4
GitHub Copilot
Typescript
Postman
Swagger
MVC
Kafka
Confluence
Agile
JSON
Bitbucket
JavaScript
CSS
OAuth
Auth0
JWT
Webhooks
Cron
CI
CD
Dependency Injection
Technical Lead - Senior Software Engineer
Jan 2022 - Aug 20231 year 7 months
Project Overview

This project focused on automotive cybersecurity solutions designed to protect connected vehicles and commercial fleets against growing digital threats. The scope included intrusion detection and security monitoring across in-vehicle networks and onboard computing systems, helping improve cyber resilience, threat visibility, and compliance with modern automotive security requirements.

Responsibilities:
  • Delivered technical guidance through pair programming and code reviews while defining solutions aligned with product requirements to maximize business value and team productivity.
  • Orchestrated daily stand-ups and sprint planning sessions, strategically allocating tasks based on team strengths and project phases to ensure seamless execution.
  • Cultivated cross-regional collaboration spanning six countries, facilitating informed technical decisions that addressed diverse market needs and enhanced global product adoption.
  • Partnered with Product Owners on quarterly roadmap planning, aligning development priorities with business objectives, and conducting strategic reviews to optimize annual delivery.
  • Executed internal releases and department-wide demonstrations, showcasing new functionalities and gathering feedback to refine product direction and stakeholder alignment.
  • Leveraged diverse technologies, including JavaScript, TypeScript, React, NodeJS, and CI/CD tools, to enhance product capabilities, resolve performance issues, and maintain quality standards.
Project Tech stack:
React
Microsoft SQL Server
Apollo GraphQL
JavaScript
Typescript
HTML
CSS
JSON
.NET Core
Material UI
Formik
React
Redux
Redux Thunk
REST API
Node.js
SQLite
API
Agile
Adobe XD
Apache Kafka
Apollo Server
Apollo Client
D3.js
Electron.js
Material UI
Express.js
Formik
Jira
Jest
npm
Software Engineer
Oct 2016 - Mar 20203 years 5 months
Project Overview

One of Central Europe's most important providers of business software systems (ERP, HCM, CRM, and BI, as well as integrated solutions specialized in major industries such as leasing, retail, medical services, agriculture, construction, services, and others). In 2016, the company started this project to move the desktop ERP functionalities to WEB.

Responsibilities:
  • Engineered critical financial services features for leasing and credit products while implementing microservices architecture using .NET Core, ensuring seamless integration with existing enterprise systems.
  • Designed effective database solutions using Transact-SQL stored procedures, collaborating with implementation teams to optimize product configurations and enhance system performance across financial platforms.
  • Created comprehensive technical documentation detailing architecture, design decisions, and implementation protocols, establishing knowledge standards that improved team productivity and onboarding efficiency.
  • Mentored junior developers and conducted thorough code reviews, fostering team growth and ensuring adherence to coding standards while building a culture of technical excellence.
  • Utilized diverse technology stack including JavaScript, React, Redux, .NET Core, GraphQL, SQL Server, Netflix Conductor, and Azure DevOps to deliver robust financial solutions meeting enterprise-level security and performance requirements.
Project Tech stack:
.NET
.NET Core
JavaScript
React
Microsoft SQL Server
CSS
CSS
HTML
Jira
Redux
C#
Material UI
.NET
.NET Core
Transact-SQL (T-SQL)
React
React Hooks
Redux
React Query
GraphQL
Apollo GraphQL
Material UI
SQL Server
Azure DevOps
Figma
Jira
REST API
Microservices
Kubernetes
C#
RxJS
Software Engineer
Apr 2017 - Nov 20177 months
Project Overview

A governmental program allows individuals to buy or build a home. This type of credit is guaranteed by the Romanian state at a percentage of 40% for homes older than 5 years and 50% for new ones. The program became very successful in Romania, and many people bought houses via this project.

Responsibilities:

Christina was in charge of implementing a new feature, which was adding act to the contract in the platform. The platform was implemented in 2014, and this has been a major change since then.

  • Implemented the front-end and back-end architecture according to the specification;
  • Designed the UI in WebForms;
  • Wrote SQL stored procedures containing business logic.
Project Tech stack:
ASP.NET
C#
XML
JavaScript
SOAP
Microsoft SQL Server

Education

2020
Advanced Software Services
Master's
2018
Controls Engineering & Computer Science
Bachelor's

Languages

English
Advanced

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