
- Perform hands-on development using Java, Spring Boot, Angular.
- Drive solution design, code quality, best practices, and performance optimization.
- Work closely with the client’s product owners and architects.
- Conduct code reviews, technical grooming, and sprint planning.
- Troubleshoot and resolve complex technical issues.
- Ensure timely delivery of modules with high quality.
- Mentor team members and support them in solving technical blockers.
Technical Skills Required
- Strong expertise in Java 8+, Spring Boot, REST APIs.
- Strong front-end experience with Angular 8+, TypeScript, HTML, CSS.
- Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
- Hands-on with Git, Maven/Gradle, Jenkins, CI/CD.
- Knowledge of cloud platforms (AWS) is an added advantage.
- Experience with Agile/Scrum methodologies.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Responsibilities:
- Develop and maintain high-quality, efficient, and scalable backend applications.
- Participate in all phases of the software development lifecycle (SDLC)
- Write clean, well-documented, and testable code adhering to best practices.
- Collaborate with team members to ensure the successful delivery of projects.
- Debug and troubleshoot complex technical problems.
- Identify and implement performance optimizations.
- Participate in code reviews
- Hands-on experience with Springboot, Java 8 and above.
- 5-7 years of experience developing Java applications.
- Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
- Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Strong understanding of object-oriented programming (OOP) principles.
- Experience with design patterns and best practices for Java development.
- Proficient in unit testing frameworks (e.g., JUnit).
- Experience with build automation tools (e.g., Maven, Gradle).
- Experience with version control systems (e.g., Git).
- Experience with one of these databases – Postgres, MongoDb, Cassandra
- Knowledge on Retail or OMS is a plus.
- Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
- Ability to reverse engineer existing/legacy and document findings on confluence.
- Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.
About HighLevel
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. Learn more about us on our YouTube Channel or Blog Posts
About the Role
We’re looking for a Senior Software Engineer to join our Agency Module and Billing Team, which powers the foundation of our Agency Ecosystem — enabling seamless onboarding, management, and monetisation experiences for HighLevel’s agencies and their clients.
Today, over 100K agencies run their businesses with HighLevel, collectively serving 2M+ businesses of all scales — primarily SMBs. The Company Module and Agency Billing systems are at the heart of this growth, helping agencies onboard faster, manage finances effortlessly, and scale their operations with reliability and transparency.
This team builds and scales key components like Agency Signup, Agency Billing, and the HighLevel Affiliate Program, all integrated into our whitelabeled platform that empowers businesses to deliver customised experiences under their own brand. These systems are critical to the growth and sustainability of HighLevel’s ecosystem — supporting thousands of agencies and their downstream customers with robust, scalable, and secure infrastructure.
As a Senior Software Engineer, you’ll play a pivotal role in designing and evolving these core systems. You’ll work on challenges across frontend and backend architecture, distributed systems, payment integrations, and multi-tenant SaaS design — ensuring reliability, scalability, and a seamless experience for agencies across web and mobile platforms.
You’ll collaborate closely with Product Managers, Designers, and other Engineers to deliver powerful and intuitive solutions that help agencies scale faster and manage their businesses effortlessly.
Responsibilities
- Own and contribute to architecture and development across Agency Module, Billing, and Affiliate systems, driving technical excellence across frontend and backend services.
- Design and implement robust backend APIs for subscription management, payments, invoicing, and affiliate tracking, using test-driven development and scalable distributed patterns (caching, messaging, queuing).
- Deliver performant frontend experiences for agency onboarding, billing dashboards, and affiliate management using modern frameworks and component-driven architecture with strong state management principles.
- Architect secure integrations with third-party payment gateways (e.g., Stripe) and internal microservices, ensuring accuracy, reliability, and compliance in all financial transactions.
- Implement and maintain observability, logging, and monitoring to ensure high availability and rapid incident resolution across critical billing and agency workflows.
- Champion platform security and compliance by enforcing best practices across authentication, authorization, data protection, and rate-limiting — ensuring the integrity of sensitive financial and user data.
- Leverage LLMs and AI-assisted tools to accelerate development, automate testing, refactoring, and documentation, while maintaining strong reliability guardrails.
- Collaborate cross-functionally with Product Managers, Designers, and other Engineering teams to ensure alignment between business goals and technical architecture.
- Participate in technical reviews, deep dives, and on-call rotations, fostering a culture of accountability, operational excellence, and continuous improvement.
Requirements
- 4+ years of hands-on software engineering experience building and scaling robust backend systems and high-performance frontend applications.
- Strong backend engineering and distributed system design skills, with hands-on experience in API development, data modeling, and systems architecture using Node.js (NestJS preferred), TypeScript, PostgreSQL, MongoDB, and Redis.
- Expertise in backend performance optimization, caching strategies, and event-driven architectures (e.g., Redis, Kafka, Pub/Sub).
- Familiar with modern frontend frameworks (React, Vue, Angular), advanced UI engineering patterns, and CSS libraries like Bootstrap or Tailwind CSS.
- Advanced experience with complex state management libraries (e.g., Redux, Vuex, MobX) and architectural design of large-scale application state.
- Proven track record of optimizing frontend performance and web vitals at scale, including experience with server-side rendering (SSR), edge, or hybrid rendering architectures.
- Familiarity with frontend and backend observability - including monitoring, tracing, error tracking, and performance profiling in production (e.g., Grafana, Prometheus, Sentry, PostHog).
- Strong understanding of security best practices across the full stack—including authentication, authorization, access control, secure data flow, and privacy compliance.
- Excellent communication and cross-functional collaboration skills, able to drive complex initiatives, lead technical discussions, and mentor junior engineers.
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.
Required Skills and Qualifications
• Bachelor’s degree in computer science, Engineering, or a related field. • 4-6 years of hands-on experience in full-stack web development.
• Expertise in Angular (version 16+) and NodeJS.
• Proven experience developing and deploying microservices and serverless applications on AWS, particularly using AWS Lambda.
• Strong understanding of microservices architecture patterns and design principles.
• Proficiency with AWS services like API Gateway, S3, RDS, DynamoDB, and IAM.
• Hands-on experience with database technologies, both SQL (e.g., PostgreSQL) and NoSQL (e.g., DynamoDB or MongoDB).
• Experience with Agile/Scrum development methodologies and version control tools like Git.
• Excellent problem-solving, debugging, and analytical skills.
• Strong communication and leadership skills, with a proven ability to mentor other team members
Experienced in Angular js, PHP
Need fulltime developer.
work from office
..........................
Dare2Compete is looking for MEAN, MERN, and LAMP Stack Developers. Developer responsibilities include building our application from concept all the way to completion from the bottom up, fashioning everything from the home page to site layout and function.
Responsibilities of the Candidate:
- Write well-designed, testable, efficient code by using the best software development practices
- Integrate data from various back-end services and databases
- Gather and refine specifications and requirements based on technical needs
- Be responsible for maintaining, expanding, and scaling our products
- Stay plugged into emerging technologies/industry trends and apply them into operations and activities
- End-to-end management and coding of all our products and services
- To make products modular, flexible, scalable and robust
Our Tech Stack:
- AngularJS 10
- React
- PHP Laravel
- Mongo DB
- Express.js
- NodeJS
- MYSQL 8
- NoSQL DB
- Linux OS
- Apache
- Amazon AWS services – EC2, WAF, EBS, SNS, SES, Lambda, Fargate, etc.
- The whole ecosystem of AWS
- And many more…
Required Experience, Skills, and Qualifications:
- Must have at least 1 year of experience to a maximum of 10 years of experience in the technologies that we work with
- Proven working experience in programming – Full Stack
- Top-notch programming and analytical skills
- Must know and have experience in AngularJS 2 onwards
- A solid understanding of how web applications work including security, session management, and best development practices
- Adequate knowledge of relational database systems, Object-Oriented Programming and web application development
- Ability to work and thrive in a fast-paced environment, learn rapidly and master diverse web technologies and techniques
- B.Tech in Computer Science or a related field or equivalent
Salary: As per industry benchmarks. This won’t be a restriction for the right candidate.
Job Description: Full Stack Developer (Angular/API)
- Experience in developing web and mobile applications using Frontend & Backend framework
- Hands-on Experience in developing frontend UI using Angular.
- Hands-on experience in API development preferably using .net Core.
- Hands-on Experience with ORM solutions like Entity Framework, Dapper, hibernate
- Strong knowledge of front-end UI frameworks like Bootstrap, Material, Prime NG
- Strong Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
- Knowledge of cloud technology like Azure/AWS
- Must have strong OOPS knowledge
- Must have Knowledge Design Principle
- Strong knowledge of writing DB Query, Proc, View, indexing & Query Optimization skill
- Must know SDLC/AGILE Software development skill
- Must know source code management tool TFS, SVN OR GIT
- Willingness to participate in organization initiatives and create a reusable library, POC
- Inclination towards cutting-edge technology and the latest framework
- Strong troubleshooting skills and Analytical mind
- Excellent communication and team player.
Design client-side and server-side architecture
Build the front-end of applications through appealing visual design
Develop and manage well-functioning databases and applications
Write effective APIs
Test software to ensure responsiveness and efficiency
Troubleshoot, debug and upgrade software
Create security and data protection settings
Build features and applications with a mobile responsive design
Write technical documentation
Work with data scientists and analysts to improve software
Requirements and skills
Proven experience as a Full Stack Developer or similar role
Experience developing desktop and mobile applications
Familiarity with common stacks
Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)
Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
Excellent communication and teamwork skills
Great attention to detail
Organizational skills
An analytical mind
Degree in Computer Science, Statistics or relevant field
Qualification
- Bachelor / Masters degree in Computer Science or Computer Engineering
- 5+ years of professional experience in software development
A good team player with expertise working as part of Agile teams. Hands-on experience in practising Scrum, XP and Kanban.
- Strong hands-on experience in web development using ASP.NET MVC and C#.
- Usage of SQL and no SQL databases
- Hands on experience in test-driven development and DevOps practices
- Strong design capabilities, following SOLID principles using C#
- Well-versed with pair-programming
- Working on solutions hosted in cloud environments (AWS or Azure)
- Implementation of Continuous Delivery processes
- Usage of Git
- Good understanding of Behaviour-driven development and domain-driven design
The following would be beneficial:
- Working in the travel and hospitality domain including:
- .Net core 2.0, Web API
- Scripting Languages like Typescript or JavaScript
- Frontend: Angular7
- Automating business processes
- Integration with 3rd party systems
- Customer management, including CRM solutions
- Content management
- SEO
- Booking and post sales flows, web and mobile solutions
Are you interested in working from home office?
- Comprehensive experience working with remote teams
- Excellent communicator
- Self-managed
- Open to travel to Pune office occasionally
Responsibilities
- Contribution to the product roadmap in one-week sprint model
- Helping your team to deliver at high velocity
- Practice and promote Agile practices
- Continuously learn and deliver incremental business value
- Use Continuous Delivery Practices
- Select the best tools to solve the problems at hand
- Mentor junior team members
- Effective collaboration and removal of silos
- Build high availability solutions.
- Development of asynchronous and/or multi-tiered scalable applications
Job Location Pune
- Are you a software craftsman and passionate coder with a proven track record of successful deliveries?
- Are you interested in a high growth career opportunity and enjoy building software that brings smiles to our customers?
Then you are someone who will enjoy this incredibly challenging role with us.









