Senior TypeScript Developer Job at Citi (Mississauga)

Intermediate / Senior FullStack Developer – App (TypeScript & Python)

Due to our consistent growth, we are seeking to expand our Data, Software and De...

Location

France , Paris

Salary:

Not provided

Descartes Underwriting

Expiration Date

Until further notice

Requirements

Good knowledge in javascript and python
Experience with Docker
Good knowledge in English and fluency in French
Familiar with production development workflow (code reviews, fast forward git policy, pair coding, SCRUM)
From 4 years of experience
Desire to train junior developers and explain software design and good practices
Desire to keep learning from more experimented developers
Desire to suggest improvements in architecture or features
Ability to understand break epic track in achievable issues
Excellent communication skills, in both formal and informal settings, and in English and French

Job Responsibility

Build interactive web applications
Testing and refactoring code already used in existing project
Introducing object oriented patterns in functional code
Profile and optimizing TypeScript and python codes
Develop, optimize, update and deploy software for portfolio management, in-depth analysis of risk models, interactive forms and data visualization, export of outputs adapted to users, monitoring of contracts and associated data, testing and validation of existing solutions
Maintain the software solution with version management, technical documentation, programming best practices
Support, test and correct the tools of continuous integration and continuous development (CI/CD), data storage, modularization and containerization of IT solutions, connection to external and internal API’s
To participate in assessment and definition of user needs, conversion of technical specification into software development tasks, bug tracking management, software evolution management, choice of technical solutions, discussions with IT partners, improving the skills of technical staff, managing the access and rights of users of internal tools

What we offer

Opportunity to work and learn with teams from the most prestigious schools and research labs in the world
Commitment from Descartes to its staff of continued learning and development
Work in a collaborative & professional environment
Be part of a dynamic international team, passionate about diversity
Join a company with a true purpose
A competitive salary, bonus and benefits
You can benefit from a punctual home office days

Senior Backend Developer

AI-BOB is an AI-powered platform that catches construction mistakes before they ...

Location

Sweden , Stockholm

Salary:

Not provided

AI-BOB

Expiration Date

Until further notice

Requirements

Expertise in TypeScript and a track record of building scalable backend systems
A problem-solver at heart, with experience tackling challenges like 3D algorithms, AI/ML, image recognition, or generative AI
Someone who cares about sustainability and wants to cut waste from construction
A curious, creative thinker who's fascinated by the intersection of construction and tech
A self-starter who thrives in a fast-moving, product-focused environment

Job Responsibility

Develop scalable and efficient backend systems that power AI-BOB's compliance platform
Solve complex problems in areas like 3D algorithms, machine learning, image recognition, and generative AI
Build rock-solid APIs that keep data flowing seamlessly between frontend and external systems
Optimize our platform for performance, security, and scalability
Collaborate with AI researchers, architects, and engineers to build innovative solutions
Experiment, iterate, and push boundaries - because we're building something that hasn't been done before

What we offer

Competitive Salary & Equity
Be Part of Something Big – We're fixing one of the biggest inefficiencies in construction
Real-World Impact – Your work will help reduce waste, cut costs, and make buildings more sustainable
Work with Cutting-Edge Tech – AI, 3D algorithms, machine learning, automation—you name it
A Team That Has Your Back – We trust each other, we support each other, and we have fun doing it

Fulltime

Senior Angular Developer

We’re looking for positive, proactive, and responsible developers who think outs...

Location

Poland , Warsaw

Salary:

Not provided

Fireart Studio

Expiration Date

Until further notice

Requirements

Senior/Principal developer role focusing on UI development in Angular 10+ (5,5+ years experience in Angular preferred)
OOP Mindset and experience with design patterns (such as Factory, Observer, Adapter, Decorator, etc.)
High level of proficiency with Typescript (including generics, classes, interfaces, etc)
Attention to detail and the ability to make a custom component that looks exactly like a design
Experience in building UI Libraries and custom components from scratch
Experience writing event-driven client applications using RXJS
Experience working with REST APIs (especially APIs build on NestJS)
Experience in creating mobile/responsive web applications
Experience working with a UX team to determine requirements for styling and functionality
Use of GitLab and other source control systems

What we offer

21 paid days off per year
Health insurance
Learning resources
Competitive compensation depending on experience and skills
A friendly team of like-minded people
Opportunities for learning and development
Compensation for sick leaves
21 working days paid vacation + all Poland national holidays
Corporate events and activities
Private medical care

Fulltime

Senior UI Developer

We are seeking a talented Mid-Level to Senior React UI Developer with 5 – 8 year...

Location

India , Hyderabad

Salary:

Not provided

NStarX

Expiration Date

Until further notice

Requirements

5 – 8 years of professional experience in frontend development
Strong proficiency in React.js (16.8+, 18+), functional components, hooks, context API, and modern JavaScript features
Strong expertise in TypeScript for type-safe application development
Expertise in Tailwind CSS and/or Material UI for building responsive, accessible UIs
Hands-on experience with Redux Toolkit, React Query, Zustand, or similar libraries
Experience with React Hook Form or Formik for complex form handling and validation
Hands-on experience with RESTful APIs and GraphQL
Proficiency in Webpack and/or Vite for build optimization and configuration
Hands-on experience with Docker for containerization in development and deployment
Familiarity with CI/CD workflows using GitHub Actions or Jenkins

Job Responsibility

Design, develop, and maintain complex React.js applications with a focus on performance and user experience
Build reusable, modular components using React.js, TypeScript, and modern CSS frameworks (Tailwind CSS, Material UI)
Implement robust state management solutions using Redux Toolkit, React Query, or similar libraries
Develop and integrate forms using React Hook Form or Formik with comprehensive validation
Integrate RESTful APIs and GraphQL endpoints for seamless data handling and real-time updates
Optimize application build processes using Webpack or Vite for faster load times and better performance
Containerize applications using Docker for consistent development and deployment environments
Set up and maintain CI/CD pipelines using GitHub Actions or Jenkins
Debug complex issues, perform root cause analysis, and implement performance optimization strategies
Collaborate with backend developers, designers, and product managers in an Agile environment

What we offer

Competitive base + commission
Fast growth into leadership roles

Fulltime

Applications Development Senior Programmer Analyst

The Applications Development Senior Programmer Analyst is an intermediate level ...

Location

India , Pune; Chennai

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

8-13 years of relevant experience in Financial service industry
Experience in systems analysis and programming of software applications
Experience in managing and implementing successful projects
Working knowledge of consulting/project management techniques/methods
Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Experience in Angular, Typescript, HTML, CSS Java, Spring boot, Oracle, NoSQL
Expertise in handling large volumes of data over REST APIs
Demonstrated leadership skills
Basic knowledge of industry practices and standards
Consistently demonstrates clear and concise written and verbal communication

Job Responsibility

Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
Ensure essential procedures are followed and help define operating standards and processes
Serve as advisor or coach to new or lower level analysts
Has the ability to operate with a limited level of direct supervision
Can exercise independence of judgement and autonomy
Acts as SME to senior stakeholders and /or other team members

What we offer

Equal opportunity employer
Compliance with applicable laws, rules and regulations

Fulltime

Senior UI Developer

Senior UI Developer role at Citi, responsible for building high quality, modern,...

Location

Canada , Mississauga

Salary:

120800.00 - 170800.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

8+ years of hands-on professional experience in front-end/UI development using Angular (preferably Angular 8+)
Proven track record in a leadership role (VP, or similar) in a UI/Frontend development capacity
Experience in Micro Frontend(MFE) architecture building scalable and modular web applications
Strong expertise in JavaScript/TypeScript, HTML5, CSS3, SCSS, and Responsive Design
Experience with RESTful APIs, GraphQL, and integrating front-end components with backend services
Proficiency in UI/UX best practices and building highly interactive web applications
Strong understanding of frontend build tools (Webpack, Angular CLI, npm, yarn, gulp etc.) and version control systems like Git
Multiple years of experience with software engineering best practices (unit testing, automation, design patterns, peer review, etc.)
Clear understanding of building horizontally scalable, highly available, highly resilient, and low latency applications
Bachelor's degree/University degree or equivalent experience

Job Responsibility

Lead and mentor a team of UI/Frontend developers, fostering a culture of collaboration and excellence
Define the UI/UX strategy, architecture, and best practices in alignment with the company's vision
Collaborate with cross-functional teams including Product, Design, and Backend teams to deliver end-to-end solutions
Develop and engineer front end solutions within an Agile software delivery team
Architect, design, and implement scalable and high-performance Angular applications
Drive code reviews, debugging, testing, and performance optimization for all UI layers
Stay updated with the latest Angular versions and trends
Partner continuously with stakeholders, UX and QA
Provide thought leadership and coaching for junior team members
Collaborate with technical leadership to ensure work is aligned to the broad technical strategy

What we offer

Global benefits designed to support well-being, growth and work-life balance
Equal opportunity employer
Reasonable accommodation for persons with disabilities

Fulltime

Applications Development Senior Programmer Analyst

Citibank, N.A. seeks an Applications Development Senior Programmer Analyst for i...

Location

United States , Tampa, Florida

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Master’s degree, or foreign equivalent, in Computer Science, Computer Engineering, or related field and 3 years of progressive, post-baccalaureate experience as a Software Engineer, Full-Stack Java Developer, or related position involving frontend and backend full software development lifecycle including post-implementation user support
Alternatively, will accept a Bachelor’s degree in the stated field and 5 years of the specified progressive, post-baccalaureate experience
Java for backend code writing and maintenance of web services
Angular for frontend development
TypeScript to write TypeScript code for Angular application
SQL server, MySQL, Oracle for database design and management
Backend development using Spring
RESTful API building
Jira
Confluence

Job Responsibility

Monitor and control all phases of the applications development process including analysis, design, construction, testing, implementation, and user supports
Analyze the complex business processes, systems and industry standards associated with Citi Flexcube and Cash to provide the necessary solutions for Global Finance Customer Identification, specifically with the internal process of accounts opening, Auto Investment and Statement
Acts as SME to senior stakeholders and /or other team members
Adhere to the defined internal process of application development, and use JIRA for requirements and tasks controls and Bitbucket for version control
Develop and generate the reports requested based on business needs using Cognos Analytics
Configure and manage build pipelines for continuous integration and continuous deployment using TeamCity
Create deployment plans and workflows to automate application deployments across different environments using UDeploy
Execute production releases following the internal process, create a runbook of the steps in Confluence page, and manage change requests release using Service Now
Monitor AutoSys jobs and use Confluence pages to document project plans, requirements, meeting notes, and other important information
Develop reusable Angular components in accordance with the Citi standard

What we offer

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
planned time off (vacation)
unplanned time off (sick leave)
paid holidays

Fulltime

Senior Frontend Developer

We are looking for a Senior Frontend Developer with strong JavaScript and ReactJ...

Location

Portugal , Lisbon, Braga or Coimbra

Salary:

Not provided

Egor

Expiration Date

Until further notice

Requirements

5+ years of experience in frontend development
Strong command of JavaScript and TypeScript
3+ years of experience with React.js and modern frontend frameworks
Solid understanding of HTML5, CSS3, and responsive design
Experience with RESTful APIs and asynchronous request handling
Familiarity with Git and version control tools

Job Responsibility

Develop and maintain user interfaces using ReactJS, TypeScript, and modern frontend workflows like Redux and Flux
Collaborate with cross-functional teams (product managers, designers, backend developers) to create high-quality products
Optimize UI/UX designs for speed and scalability
Conduct code reviews, mentor junior developers, and ensure coding standards are maintained
Write and execute unit tests for frontend code and resolve any performance issues

Senior TypeScript Developer

Citi

Location:
Canada , Mississauga

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
April 27, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Senior TypeScript Developer