Senior Software Engineer (Full Stack)

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.

• Own and Maintain our interface. Built in Go, React and an event-driven architecture under the hood
• We work with complex data types and relations. Design our database (postgres) and maintain our S3 buckets.
• Build an infra which will work super-fast on cloud servers and runs reliably on-prem
• Develop a user-centric platform by helping us with ruthless prioritization of features
• Have an eye for detail especially when it comes to visual appeal
• 
  

What you bring to the table

• You have full-stack experience with relevant technologies (Go, React, Typescript)
• You know how to go from 0-to-1
• You have strong communication skills
• You thrive in a collaborative team setting

Job description

• Participate the development process;
• Cooperate with QA team;
• Recognize opportunities to improve code efficiency;
• Perform code peer-to-peer reviews;
• Contribute to software architecture planning;
• Maintain code and documentation integrity and organization;
• Help project owner in estimating new features;
• Keep up with emerging trends and technologies;
• Accurately match UI/UX design;
• Participate in various team-buildings and non-development activities (Risks identification, Threats Modeling, etc.)
• Build reusable components.

Requirements:

• 4+ years of commercial experience;
• Strong knowledge of JavaScript (ES5, ES6+), HTML5, CSS3;
• Good understanding of CSS Preprocessors, such as LESS and Sass;
• Experience with React/Redux is a must;
• Experience with TypeScript;
• Upper-Intermediate English;
• Strong knowledge in Node.js (Express);
• Experience working in an Agile environment (Scrum or Kanban);
• Experience with build tools, code coverage, and testing frameworks Webpack, jest etc.;
• Experience with SQL and NoSQL databases PostgreSQL, MongoDB;
• Strong Knowledge with Rest API;
• Proficient understanding of code versioning tools such as Git;
• Experience with Redis, ElasticSearch.

Nice to have:

• Experience with CI/CD;
• Experience with serverless, FaaS and PaaS (AWS Lambda);
• Understanding of SDLC and ISMS.

• upGrad was awarded the Best Tech for Education by IAMAI for 2018-19,
• upGrad was also ranked as one of the LinkedIn Top Startups 2018: The 25 most sought-after startups in India.
• upGrad was earlier selected as one of the top ten most innovative companies in India by FastCompany.
• We were also covered by the Financial Times along with other disruptors in Ed-Tech.
• upGrad is the official education partner for Government of India - Startup India program.
• Our program with IIIT B has been ranked #1 program in the country in the domain of Artificial Intelligence and Machine Learning.

• Writing clean, high-quality, high-performance, maintainable code.
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements.
• Coordinate cross-functionally to insure project meets business objectives and compliance standards. 
• Support test and deployment of new products and features.
• Participate in code reviews.

• A highly talented developer with 6-9 years of hands-on experience in building secure and scalable web based applications using Java in backend and JS based frontend frameworks
• Strong knowledge of Java 8+, databases (SQL and NoSQL) , MySql, Mongo
• Experience working with Cassandra, Spring Boot, Apache Spark, Kafka, RabbitMQ is highly desirable.
• Working knowledge of any one or more of AngularJS/ReactJS/VueJS and CSS3, HTML5.
• Strong experience in data modelling for data storage tools in SQL; experience with noSQL is highly desirable.
• Experience building scalable solutions for 2x, 5x and 10x growth with high quality and flexibility.
• Practitioner of test driven development practices. Experience in creating and adhering to best practices for development.
• Experience working with container technologies like Docker and knowledge of CI/CD processes for automated integration and deployment. Basic knowledge of AWS preferred.
• Strong experience in Microservices (SRP) paradigm.
• Willing to learn new technologies (Golang).

Proven experience as a Full Stack Developer or similar role with Python.

Experience developing desktop and mobile applications 1+ years experience of multiple front-end languages and libraries (e.g., HTML/ CSS, JavaScript, Ajax, XML, jQuery)

1+ years experience of multiple back-end languages & MEAN

Need to have strong skills on MEAN or MERN stack

Excellent communication and teamwork skills

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The ValidateMe Online platform enables the users to securely store and share their employment, educational and personal documents. ValidateMe uses blockchain technology to maintain the privacy of the documents and ensures that only the owners have the authority to view or share the documents. It acts as a common platform for users and organizations, educational institutes and universities to complete the background process seamlessly and quickly.

What You Will Do

• Lead the delivery of high quality, innovative, flexible, and scalable technical solutions that meet business requirements
• Perform hands-on development and provide thoughtful code reviews
• Mentor and lead development team members to continuously improve quality and productivity to achieve business results
• Design, develop, test and support applications and services using React, NodeJS, mongoDB, blockchain and others.
• Engage in requirements analysis and product engineering discussions, leading to delivery of high-quality user stories and acceptance criteria.
• Conduct Proof of Concepts for testing business ideas.
• Recommend ways to improve reliability, maintenance, efficiency, and quality.
• Follow SCRUM Agile Development methodology
  
  

What You Will Need

• 6+ years of relevant experience
• Advanced knowledge of software development methodology, techniques & standards.
• Strong understanding of software design concepts, patterns, tools and best practices.
• Must have full stack experience using NodeJS, React and NoSQL Databases.
• Must have worked on at least one cloud platform.
• Should have built and used a REST API.
• Experience with mongoDB is a plus.
• Experience with blockchain technology is a plus.
• Background building container using docker and deploying using Kubernetes is a plus.
  
  

Who You Are?

• One with excellent communication and prioritization skills.
• Owns success – Takes responsibility for the successful delivery of the solutions.
• Strong desire to improve upon one’s skills in software development, frameworks and technologies

What We Offer

• Limitless growth and learning opportunities.
• A collaborative and positive culture — Your team will be as smart and driven as you.
• Outstanding compensation, including attractive Employee Stock Options.
• A chance to make an impact — Your work will contribute directly to our strategy.