senior UI Developer

Flutter Developer – Fintech & Trading

Location: Bengaluru, India, Exp: 1.5+ Yrs

About Us:

At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create high performance trading platforms tailored for brokers and financial institutions. Our platforms powerreal-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions. We work in a high-stakes, outcome-driven environment where brokers demand reliability, speed, and security. If you're an expert React developer who thrives on solving complex front-end engineering challenges in the brokerage and trading domain, this is the role for you.

 Min 2 years of mobile development experience, with 1+ years in Flutter & Dart.

 Proven ability to build and scale real-time, high-performance fintech applications.

 A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.

 Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).

 Hands-on experience with real-time data streaming, push notifications, and WebSockets.

 Strong expertise in security, encryption, and compliance—you know fintech demands precision.

 A track record of integrating RESTful APIs, GraphQL, and third-party services into flawless mobile apps.

 A mindset that thrives under pressure—we work fast, and we expect results.

 Lead the development of world-class fintech mobile applications that redefine user expectations.

 Architect and optimize blazing-fast, low-latency Flutter applications for financial markets.

 Work with designers, backend engineers, and product teams to craft seamless, intuitive, and ultra

secure user experiences.

 Solve hard problems at scale—whether it’s optimizing performance, reducing load times, or ensuring

absolute security.

 Push the boundaries of mobile fintech innovation, from AI-powered insights to predictive analytics.

 Own your work end-to-end—no excuses, no hand-holding, just results.

Must-Have Skills:

 Min 2 years of mobile development experience, with 1+ years in Flutter & Dart.

 Proven ability to build and scale real-time, high-performance fintech applications.

 A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.

 Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).

 Hands-on experience with real-time data streaming, push notifications, and WebSockets.

Nice-to-Have Skills:

 Experience in high-frequency trading, stock markets, or financial data visualization.

 Contributionsto open-source Flutter projects or a portfolio of high-impact applications.

 Knowledge of AI-driven UX, machine learning integrations, or automation in mobile apps.

 A background in mentoring developers, leading mobile teams, or setting architectural standards.

Why Join Us?

 Work with some of the sharpest minds in fintech and mobile engineering.

 Build products that traders, investors, and financial professionals rely on daily.

 A culture that values bold innovation, fast execution, and pushing boundaries.

 Expect challenges, high expectations, and relentless pursuit of excellence.

 Take complete ownership—from ideation to deployment, every pixel and every line of code should

scream excellence.

 Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the

future of fintech mobile applications.

If you’re obsessed with performance, thrive under pressure, and are driven by results, we want you on our team. This is your chance to solve some of the toughest engineering challenges in fintech. Step up. Apply now.

Responsibilities

• Translate functional requirements into technical design
• Interact with clients and internal stakeholders to understand the visulaisation and platform requirements in detail 
• Design, Develop and Deliver reusable components and front-end libraries
• Translate designs and wireframes into high quality code 
• Optimise components for maximum performance across a vast array of web-capable devices and browsers
• Work closely with QA team and ensure the application is bug-free

Candidate Requirements

• Strong knowledge for charts
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with newer specifications of EcmaScript
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimisation
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
• Good understanding of asynchronous request handling, partial page updates, and AJAX4Familiarity with browser testing and debugging

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to the backend
• Collaborate with other team members and stakeholders

Skills And Qualifications

• Proficient understanding of web markup, including HTML5, CSS3
• Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
• Good understanding of advanced JavaScript libraries and ReactJS frameworks.
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as Gimp or Photoshop is a plus.
• Proficient understanding of cross-browser compatibility issues and ways to work around them.
• Proficient understanding of code versioning tools, such as Git / Mercurial / SVN.
• Self-motivated and a good team player.
• Good communication and interpersonal skills.
• Preferred years of experience- 2- 3 years
• Bachelor’s Degree in Engineering from a reputed Institute.

Why join SigNoz?
SigNoz helps developers monitor applications and troubleshoot problems in their deployed applications. SigNoz uses distributed tracing to gain visibility into your software stack.

• SigNoz is backed by YCombinator 
• We have taken up a big challenge to replace $B companies via the power of opensource and community. You will get a feel of what climbing an Everest feels like.
• Work with the founding team from IITD and IIMA
• Developers from all over the world are trying out SigNoz. Be a part of building a deep tech global OSS product from India

Why is the role fantastic?

• You will be a founding engineer (one of the early team members who get a stake in our company)
• Get a chance to work on some data intensive frontend projects
• Get a chance to work on real time graphs
• You will get an opportunity to build your profile as an evangelist and communicate will fellow developers in the community.
• Your code will be open sourced, hence code quality will be crucial. You will manage the repo and review PRs
• You get to learn other aspects of development and product, from deployment to discussing features.

Must have skills

• Past experience of working in a global user-facing product
• A strong grasp of libraries and frameworks such as React.js and Typescript will be integral to your success. You may need to tweak other OSS libraries
• Strong working knowledge of HTML, CSS
• Aggressive in building stuff

We are looking for programmers with a keen eye for design for the position of Front End Developer. Front end Developers are responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency and maintaining brand consistency across all web pages, among other duties.

Front End Developers are required to work in teams alongside Back end Developers, Graphic Designers, and User Experience Designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills.

• Determining the structure and design of web pages.
• Ensuring user experience determines design choices.
• Developing features to enhance the user experience.
• Striking a balance between functional and aesthetic design.
• Ensuring web design is optimized for smartphones.
• Building reusable code for future use.
• Optimizing web pages for maximum speed and scalability.
• Utilizing a variety of markup languages to write web pages.
• Maintaining brand consistency throughout the design.

• Degree in Computer Science or related field.
• Understanding of key design principles.
• Proficiency with HTML, CSS, JavaScript and jQuery.
• Understanding of server-side CSS.
• Experience with graphic design applications such as Adobe Illustrator.
• Experience with responsive and adaptive design.
• Understanding of SEO principles.
• Good problem-solving skills.
• Excellent verbal communication skills.
• Good interpersonal skills.