Blockchain Developer

About HighLevel

HighLevel is a cloud-based, all-in-one white-label marketing and sales platform that empowers marketing 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, from marketing agencies to entrepreneurs to small businesses and beyond. Our platform empowers users across industries to streamline operations, drive growth, and crush their goals.

HighLevel processes over 15 billion API hits and handles more than 2.5 billion message events every day. Our platform manages 470 terabytes of data distributed across five databases, operates with a network of over 250 micro-services, and supports over 1 million domain names.

About the Role

We’re looking for a Lead Software Engineer to join our Communities Team, which empowers businesses and creators to build vibrant, branded spaces where members can connect, share content, and engage in meaningful discussions. Communities power social interaction and collaboration across web and mobile for over 1 million active users, helping creators and agencies deepen relationships with their audiences.

As a Lead Engineer, you’ll architect and scale the systems behind posts, feeds, notifications, memberships, and moderation workflows - all while ensuring data security, privacy, and reliability in a multi-tenant environment. You’ll tackle complex problems in real-time updates, multi-tenant access control, and performance optimization while collaborating with product and infrastructure teams to shape the long-term technical roadmap. This role offers the opportunity to deliver a highly engaging experience at scale for the growing creator and business ecosystem.

Responsibilities

• Lead the design and development of scalable, high-performance systems to improve reliability, latency, and throughput across time-sensitive APIs and workflows
• Own features end-to-end — from architecture and implementation to testing, deployment, and ongoing optimization.
• Work hands-on with technologies like NestJS, Firestore, MongoDB, PostgreSQL, Redis, Queuing Systems and Service Mesh-based microservices.
• Drive technical direction across both product features and platform layers to ensure stability, scalability, and maintainability.
• Integrate and optimize AI-assisted development tools, improving developer productivity while ensuring accuracy and minimizing hallucinations.
• Collaborate closely with Product, Design, and AI teams to deliver impactful, user-facing features and backend systems.
• Mentor and support other engineers, fostering a culture of technical excellence, learning, and ownership.
• Proactively identify and solve performance bottlenecks, scalability challenges, and security concerns in a multi-tenant environment.

Requirements

• 6+ years of backend engineering experience, including designing fault-tolerant systems and working on high-scale platforms.
• Deep expertise in distributed systems, event-driven architectures, and asynchronous job processingStrong experience with relational and NoSQL data models (especially with complex temporal data)
• Experience with modern front-end frameworks (e.g., React, Vue, Angular) and building full-stack web applications.
• Proven track record of architecting complex systems and delivering scalable, high-performance web apps in production.
• Strong understanding of software design patterns, API design, and microservices architecture in a multi-tenant environment.
• Skilled in guiding technical architecture, making high-impact engineering decisions, and mentoring fellow engineers.
• Experience with code quality practices, automated testing, CI/CD pipelines, and dev tooling optimization.
• Excellent problem-solving skills, with clear and collaborative communication across cross-functional teams.

Preferred Experience

• Experience with AI Tools and contributions to open-source tools, internal platforms or engineering blogs

More about us -

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

Every month, 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. Behind those numbers are real people growing their companies, connecting with customers, and making their mark - and we get to help make that happen. Learn more about us on our YouTube Channel or Blog Posts

Job Title: Senior Node.js Developer

Company: P99soft

Locations: Bangalore, Pune, Hyderabad

Experience: 5+ years

Job Type: Full-time

About P99soft:

P99soft is a dynamic and innovative software development company dedicated to creating cutting-edge solutions for our clients. We take pride in fostering a collaborative and forward-thinking environment. As we continue to grow, we are seeking an experienced Senior Node.js Developer to join our team.

Responsibilities:

As a Senior Node.js Developer at P99soft, you will be a key contributor to our development team. Your responsibilities will include:

Backend Development: Lead the development of robust and scalable backend solutions using Node.js.

Architecture and Design: Make critical decisions regarding the architecture and design of Node.js applications, ensuring high performance and maintainability.

API Development: Design and implement RESTful APIs to support various front-end functionalities.

Database Integration: Collaborate with database administrators and integrate databases into Node.js applications.

Code Review: Participate in code reviews to maintain code quality and provide constructive feedback to team members.

Mentorship: Provide guidance and mentorship to junior developers, contributing to the growth and skill development of the team.

Requirements:

To be successful in this role, you should have:

4+ years of Node.js Development Experience: Proven experience in developing backend solutions using Node.js.

JavaScript Mastery: Strong command of JavaScript and its asynchronous nature.

Recommended Experience: Proficiency in Node.js, Typescript, React, and MongoDB.

Additional Skills (Plus):

Experience in Next.js, NestJS, Fastify, React Native, Golang, Docker, Kubernetes, or AWS.

Customer Interaction (Plus): Experience working directly with customers is a plus.

Additional Experience (Plus):

• API development or database design experience.
• Communication Skills: Excellent communication skills, both written and verbal, to collaborate effectively with team members and clients.

Job Description – Sr. Magento Developer

We are looking to hire an experienced Magento Developer to build and maintain E-commerce websites for our clients. As a Sr. Magento Developer, you will be responsible for liaising with the design team, setting up Magento 2.x sites, building modules and customizing extensions, testing the performance of each site, and maintaining security and feature updates after the installation is complete.

Role Responsibilities:

• Architect and propose Magento solutions as per client requirements
• Review business requirements working with other team members
• Perform a technical analysis of requirements
• Produce a solid, detailed technical design
• Write clean, modular, robust code to implement the desired requirements with little or no supervision
• Work with the QA and Customer Support teams to triage and fix bugs with rapid turnaround
• Contribute ideas for making the application better and easier to use
• Train the subordinate team of developers
• Create reusable components, which can be configured for different projects
• Create test plans and perform thorough quality analysis on the code before go live
• Research on new integration and plug-in capabilities
• Be actively involved in the pre-sales activities by demonstrating technical capabilities through POCs

Technical & Professional Requirements:

• Bachelor’s degree in Computer Science or related field
• Experienced in Magento (E-commerce CMS) 3-6 years (Familiar with Zend Framework)
• Strong experience with the LAMP stack, MVC or Zend framework
• Strong HTML, JavaScript/jQuery, CSS, Ajax skills
• Strong experience with various API technologies including REST, SOAP
• Knowledge of Agile development methodology
• Excellent communication skills, both written and verbal
• Strong attention to detail
• Ability to manage and work under strict deadlines
• Ability to work in a team environment

Service Line/Domain: Information Technology

Skills Required for Back-End (NodeJS) JR Developer (2-4 Yrs) /Sr Developer (4-8 Yrs) /Lead Developer (8-10 Yrs) /Architect (10-12 Yrs):

• Must: Strong experience and understanding of NodeJS and JavaScript Programming, Good at Native Cloud or AWS
• Good knowledge of MongoDB or any other NoSQL Database, Redis, Elasticsearch, etc.
• Good understanding of scalable computing systems, software architecture, data structures, and algorithms.
• Experience working with AWS or other cloud providers
• Experience in service-oriented and/or microservice architectures
• Good to have knowledge with stream processing applications, Event-driven Architecture, Identity management (OAuth) - Not Mandatory
• Good knowledge of Redis, its data types, and their use cases along with a server-side framework
• Experience developing and deploying REST APIs.
• Good to have an understanding of low-level Kafka inner workings and partitioning schemes - Not Mandatory

Responsibilities:

• Design, build, review and evolve durable, highly scalable event-driven infrastructure
• Architect and lead the development of backend services.
• Work with REST APIs and integrating them with our software platform
• Develop front end capabilities such as dashboards, visualizations, features
• Work on building best performance UI features and linking with backend
• Integrate all the front end features with a backend pipeline 
• Integrate our AI models with the platform pipeline 
• Work on bug fixing and improving application performance 
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Own new initiatives, Debug production issues
• Help define the way we work in the future including coding and design standards
• Work effectively in an agile development process
• Research cutting edge technology that can be applied to accelerate business growth
• Be the communication bridge be product owners and development teams

• Excellent knowledge in one or more of Python/NodeJS REST Frameworks 
• Hands on experience in system architecture and data modelling. Experience with databases like MySQL, Postgres, MongoDB.
• Devops capabilities - with good understanding of deployments and cloud infrastructure. In depth knowledge of container architecture using Docker is must. 
• Scaled systems using RabbitMQ/ Redis /Celery/ Kafka

Job Description :

• 3 or more years of experience of server side web systems engineering and middleware in a project services or product engineering organisation
• Hands-on development experience using JavaScript on the Server Side with Node.js and associated frameworks
• Published sites/systems that are now online
• Self motivation and ability to manage your own time to get the job done at the high international quality levels we expect
• An engineering Degree in computer science or equivalent practical experience
• A solid understanding of networking, storage, operating/browser systems engineering as well as application/software systems performance optimisation and third party systems integration
• Hands on experience with Amazon Web Services
• Prior experience working within the Media, E-commerce, Telecommunications or similar large scale consumer facing industry