Tech Lead / Senior Developer

Job Title : Flutter Dart Developer (Backend Heavy - Node.js)

Experience Required : 5+ Years

Location : Bellandur & Manthali, Bangalore – Onsite Only

Type : Contractual

About the Role :

We are looking for an experienced Flutter Dart Developer with a backend-heavy architecture (Node.js) to join our team on a contractual basis.

This role goes beyond basic UI development — we need someone who understands the complexities of security, caching, APIs, SQL, server-side rendering, performance tuning, and scalable backend architecture.

Mandatory Skills : Flutter, Dart, Backend-heavy architecture (Nodejs), RESTful APIs, SQL, Caching, Firebase, State Management (Bloc/Provider/Riverpod), Performance Tuning, Git, Mobile Deployment (iOS & Android), Agile

Key Responsibilities :

• Develop high-performance cross-platform apps using Flutter & Dart.
• Translate complex UI/UX into responsive mobile experiences.
• Collaborate with product, design, and backend (Node.js) teams to deliver scalable features.
• Implement caching, security, SQL, and performance optimization strategies.
• Integrate RESTful APIs, Firebase, and third-party libraries.
• Conduct code reviews and support junior developers.
• Stay updated on emerging mobile/backend technologies.

Required Skills & Qualifications :

• 5+ Years in Mobile Development, 3+ Years with Flutter & Dart.
• Strong knowledge of state management (Bloc, Provider, Riverpod).
• Hands-on experience in Node.js for backend development.
• Expertise in API design, SQL, caching, offline storage, security, and performance tuning.
• Experience with Firebase, push notifications, and app deployment on iOS & Android.
• Familiarity with native mobile development (Kotlin/Java or Swift/Obj-C) is a plus.
• Proficient in Git and Agile methodologies with excellent problem-solving skills.

About Us

HighLevel is an AI powered, all-in-one white-label sales & marketing platform that empowers agencies, entrepreneurs, and businesses to elevate their digital presence and drive growth. We are proud to support a global and growing community of over 2 million businesses, comprised of agencies, consultants, and businesses of all sizes and industries. HighLevel empowers users with all the tools needed to capture, nurture, and close new leads into repeat customers. As of mid 2025, HighLevel processes over 4 billion API hits and handles more than 2.5 billion message events every day. Our platform manages over 470 terabytes of data distributed across five databases, operates with a network of over 250 microservices, and supports over 1 million hostnames.

Our People

With over 1,500 team members across 15+ countries, we operate in a global, remote-first environment. We are building more than software; we are building a global community rooted in creativity, collaboration, and impact. We take pride in cultivating a culture where innovation thrives, ideas are celebrated, and people come first, no matter where they call home.

Our Impact

As of mid 2025, our platform powers over 1.5 billion messages, helps generate over 200 million leads, and facilitates over 20 million conversations for the more than 2 million businesses we serve each month. Behind those numbers are real people growing their companies, connecting with customers, and making their mark - and we get to help make that happen.

About The Role

• We’re looking for a Senior Software Engineer to join the team in building the HighLevel Desktop App, a critical productivity companion serving nearly 2 million monthly active users.
• Built in Electron, the desktop app bridges the gap between web and native delivering faster workflows, offline access, notifications, and integrated user experiences across the HighLevel ecosystem.
• In this role, you’ll work hands-on across the Electron stack, shaping how performance, reliability, and cross-platform consistency come together at scale. You’ll collaborate closely with design, frontend, and infrastructure teams to build a desktop experience that feels fast, native, and seamless.

Responsibilities

• Build and evolve features within the HighLevel Desktop App, delivering a world-class experience to hundreds of thousands of daily active users.
• Work across both frontend and backend layers within Electron, integrating HighLevel’s APIs and native OS capabilities (notifications, updates, file access, etc.).Implement performant, modular UI components using Vue.js, React, or similar frameworks inside the Electron shell.
• Collaborate with backend teams to design and consume Node.js APIs, IPC handlers, and secure data sync workflows.
• Identify, debug, and resolve complex rendering, memory, and performance issues across main and renderer processes.
• Develop cross-platform build, packaging, and auto-update workflows for macOS, Windows, and Linux using Electron tooling.
• Optimize app startup time, rendering efficiency, and caching to ensure low-latency, smooth user experiences.
• Work closely with design and product to prototype, iterate, and ship high-impact desktop features quickly and reliably.
• Contribute to observability, logging, and crash-reporting systems to maintain stability and quality at scale.
• Collaborate with infrastructure teams to ensure seamless deployment and monitoring using Google Cloud Platform and related tools.

Requirements

• 2.5+ years of software engineering experience, with 1+ years building desktop or web applications at scale.
• Solid experience developing Electron applications, including main/renderer process architecture and IPC communication.
• Strong proficiency with frontend frameworks such as Vue.js, Nuxt, or React, and deep understanding of UI performance tuning.
• Experience building or integrating backend API services using Node.js and TypeScript.
• Familiarity with NoSQL databases (MongoDB, DynamoDB) and Redis, and experience working with Google Cloud infrastructure (GCP, CI/CD, deployment).
• Deep understanding of performance profiling, memory optimization, and browser rendering lifecycles.
• Skilled at debugging and resolving cross-platform issues across Windows, macOS, and Linux environments.Strong problem-solving ability with a focus on product quality, DX (developer experience), and maintainability.
• Excellent collaboration and communication skills - comfortable working across product, design, and infrastructure teams.

Bonus Points

• Experience developing offline-first or data-sync architectures for desktop or mobile environments.
• Familiarity with auto-update pipelines, app signing, and release workflows for Electron.
• Contributions to open-source Electron, Chromium, or frontend performance tools.
• Experience working with real-time messaging, notifications, or background sync features.
• Interest in AI-assisted development tools or integrating AI features into user workflows

EEO Statement:

At HighLevel, we value diversity. In fact, we understand it makes our organisation stronger. We are committed to inclusive hiring/promotion practices that evaluate skill sets, abilities, and qualifications without regard to any characteristic unrelated to performing the job at the highest level. Our objective is to foster an environment where really talented employees from all walks of life can be their true and whole selves, cherished and welcomed for their differences while providing excellent service to our clients and learning from one another along the way! Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Full Stack Engineer

About ZenTrades:

ZenTrades is a rapidly growing product startup that has established a strong foundation in the realm of SaaS (Software as a Service) business solutions, particularly in the Field Service Management software domain. Our vision is to revolutionize the trade services industry by seamlessly integrating technology, streamlining operations, enhancing customer experiences, and driving growth.

Position Overview :

We are actively seeking a seasoned Full Stack Developer proficient in React and Node to contribute to our cutting-edge projects. As a key member of our development team, you will be instrumental in shaping the user experience and functionality of our web applications. If you are a creative thinker with a strong technical foundation and a passion for crafting exceptional user interfaces, we want to hear from you.

Key Responsibilities:

Architect and Develop: Lead the design and development of robust and scalable user interfaces using React frameworks, ensuring the seamless integration of frontend components.

Code Excellence: Exhibit mastery in JavaScript and ES6+, producing code that is not only functional but also adheres to best practices, industry standards, and code quality benchmarks.

State-of-the-Art State Management: Implement advanced state management solutions using Redux or Mobx, optimizing application state for performance and maintainability.

API Integration: Demonstrate expertise in handling asynchronous operations by effectively working with RESTful APIs and manipulating data to enhance overall application responsiveness.

Responsive Design: Utilize a deep understanding of HTML5 and CSS3 to create visually stunning and responsive user interfaces that provide an exceptional user experience across devices.

Optimized Build Processes: Employ front-end build tools, including Webpack and Babel, to streamline development workflows and ensure efficient bundling, transpilation, and optimization of code.

Problem Solving: Exhibit excellent problem-solving skills, tackling complex technical challenges with a systematic and innovative approach.

Quality Commitment: Uphold a commitment to delivering high-quality code with meticulous attention to detail, ensuring the success of our projects through excellence in execution.

Qualifications:

• Proven track record as a Full Stack Developer
• Impeccable attention to detail and a relentless commitment to delivering high-quality code.
• Exceptional problem-solving abilities.
• Should know the microservice architecture and on a need basis should have the ability to automate certain workflows or tasks
• Mastery in any one of the languages - Javascript, Java, Golang, Python3 (preferably deep understanding of JavaScript).
• Should have hands-on experience in AngularJS or React.
• Should have a good understanding of relational and non-relational databases. Knowledge of MySQL and MongoDB is preferred
• Demonstrated experience with RESTful APIs and asynchronous request handling.
• Good knowledge of HTML5 and CSS3.
• Proficiency in front-end build tools, like Webpack/Babel.
• Proficiency with Backend servers
• DevOps experience with AWS and knowledge of ElasticSearch/Solr is a plus
• Descent knowledge of version control systems, especially Git.
• Familiarity with testing frameworks, such as Jest and Enzyme.

If you are a passionate and experienced Full Stack Developer looking to make a significant impact in a dynamic environment, we invite you to apply and be a driving force in our innovative projects.

Our client is a rapid growth stage Edtech start-up focused on solving the teacher shortage crisis in the US education system using technology by bringing teachers to the classrooms and giving them access to the right tools to teach students in a highly engaging manner.

They have a development center in Mumbai and they are looking to scale up the teams in Pune and Bangalore as well.

What does the role entail:

● Lead User Stories and guide senior/software engineers in the development process

● Understand architectural principles, and design patterns, and implement them from architectural artifacts.

● Collaborate with product managers, designers, and other stakeholders to develop and implement project plans.

● Lead the development of software solutions using Microsoft Technologies, including .NET, C#, SQL Server, Azure, and other related technologies.

● Ensure the use of best practices and processes in software development, including code reviews, automated testing, and continuous integration/continuous deployment (CI/CD).

● Provide technical guidance and mentorship to team members, and work with them to resolve technical issues and challenges.

● Work with other Engineering Managers and senior leaders to define and implement engineering best practices and processes across the organization.

● Keep up to date with industry trends and emerging technologies and evaluate their potential impact on the organization's development practices.

Must-Have Skills:

● B.E/B.Tech in computer science

● 12 to 15 years of experience in software development, with a focus on Microsoft Technologies.

● 3+ years of experience in managing teams of software developers and leading software development projects.

● Understanding of Frontend Technologies: Angular 14+

● Strong technical skills in .NET, C#, SQL Server, Azure/AWS, and related technologies.

● Understanding of Design patterns and various Architecture patterns like Domain Driven Design/Microservices.

● Strong leadership and management skills, with a proven record of accomplishment in delivering high-quality software solutions on time, with high quality and within defined KPIs.

● Good understanding of Agile software development methodologies

• Bachelor’s/Master’s degree in Computer Engineering with 5+ experience writing high quality, efficient and maintainable code. Proficiency with Elixir or Erlang. Alternatively experience with at least two of Ruby on Rails, NodeJS, Python,Lisp/Clojure, Scala, Haskel or similar
• Proficiency with Typescript or Javascript using ReactJS, VueJS or similar.
• Good knowledge of SQL databases (PostgresSQL, MSSQL, Oracle or similar)
• Good knowledge of revision control system like GIT, SVN, TFS or similar
• Experience with NoSQL databases like InfluxDB, Prometheus, Elastic Stack, SOLR or similar is a plus.
• In depth knowledge of Linux would be a plus
• Exposure to schematic and layout design and understanding would be a plus.
• Experience working with the energy metering segment is a plus.

• The selected candidate will be handling software development activities in Elixir and Typescript
• Technical development activities as per client requirements and internal operational processes.
• Coordinate with multi geographical teams for technical development.
• Close coordination with Technical Support team to visit customers and understand requirements.
•  
• Maintaining/writing high quality code, tests and documentation

3 - 5 Years of experience, in that min 2 years of experience with PHP MVC frameworks like

Laravel(preferred), CodeIgniter, etc.

Strong Experience in PHP and MySQL and their declarative query languages

Understanding the fully synchronous behaviour of PHP

Strong experience in JavaScript and good to have working knowledge on any JS frameworks like Angular (Preferred) React, Python etc. - Understanding of MVC design patterns

Good understanding of front-end technologies JavaScript, jQuery, Angular, HTML, and CSS3

Knowledge of object-oriented PHP programming

Understanding accessibility and security compliance

Strong knowledge of the common PHP or web server exploits and their solutions

Understanding fundamental design principles behind a scalable application

User authentication and authorization between multiple systems, servers, and environments

Integration of multiple data sources and databases into one system

Familiarity with limitations of PHP as a platform and its workarounds

Creating database schemas that represent and support business processes

Proficient understanding of code versioning tools, such as Git

Basic knowledge of AWS and Shell command

1.Atleast 1.5 - 3 yr Experience in Mongodb

2.Overall 4-10 yrs Experience  in PHP/MERN Stack Development

3.Strong Experience in large data set

4.Strong Knowledge in anyone of PHP ( Yii2, Larvel,Codeigniter)

5.Good understanding of Code optimization.

6.Excellent in Designing & Architecture, handle AWS(Amazon Web Services) for our product in Financial domain.

7.Expert in working on core PHP,Oops,MySQL,Javascript,Ajax,HTML5,CSS3,& JQuery technologies

8.Proficient Understanding of Code Version Tools Such as Git ,Bit Bucket

9.The candidate should be well versed with problem solving skills,task breakdown  & code reviewing.