Senior Software Engineer

Java Developer – Job Description

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL.

We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team.

A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.

Required Skills:

•Exp. - 5-8 years.

•Experience in Core Java and Spring Boot.

•Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.

•Should have the ability to analyze, design, develop and test complex, low-latency client-facing applications.

•Good development experience with RDBMS.

•Good knowledge of multi-threading and high-performance server-side development.

•Basic working knowledge of Unix/Linux.

•Excellent problem solving and coding skills.

•Strong interpersonal, communication and analytical skills.

•Should have the ability to express their design ideas and thoughts.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers 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.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

Your Opportunity Join our dynamic team as a Full Stack Software Dev, where you'll work at the intersection of innovation and leadership. You'll be part of a passionate group of engineers dedicated to building cutting-edge SaaS solutions that solve real customer challenges. This role is perfect for an experienced engineer who thrives on managing teams, collaborating with leadership, and driving product development. You’ll work directly with the CEO and senior architects, ensuring that our products meet the highest design and performance standards.

Key Responsibilities

• Lead, manage, and mentor a team of engineers to deliver scalable, high-performance solutions.
• Coordinate closely with the CEO and product leadership to align on goals and drive the vision forward.
• Collaborate with distributed teams to design, build, and refine core product features that serve a global audience.
• Stay hands-on with coding and architecture, driving key services and technical initiatives from end to end.
• Troubleshoot, debug, and optimize existing systems to ensure smooth product operations.
• Requirements & Technical Skills
• Bachelor's/Master’s/PhD in Computer Science, Engineering, or related fields (B.Tech, M.Tech, B.CA, B.E./M.E).
• 4 to 8 years of hands-on experience as a software developer, ideally in a SaaS environment.
• Proven track record in developing scalable, distributed systems and services.
• Solid understanding of the Software Development Lifecycle (SDLC).
• Strong programming experience in Spring & Hibernate with Kotlin, React, Nest.js, Python, and Shell scripting.
• Expertise in Unix-based systems, container technologies, and virtual machines.
• Knowledge of both relational and non-relational databases (MySQL, PostgreSQL, MongoDB, DocumentDB). Preferred Qualifications
• Familiarity with Agile methodologies.
• Experience working on both structured and unstructured data sources. Soft Skills
• Strong leadership, coaching, and mentoring capabilities to inspire and guide a team of engineers.
• Excellent communication skills, with the ability to present complex technical concepts clearly to non-technical stakeholders.
• Adaptable to new technologies in a fast-paced environment.

About HighLevel

HighLevel is an all-in-one, white-label marketing platform for agencies & consultants. Our goal as a business is to create a sustainable, powerful, “all things marketing” operating system that creates limitless opportunities for our customers. With over 20,000 customers, we need people like YOU to help us grow and scale even further in the coming years.

We currently have 300+ employees worldwide, working remotely as well as in our headquarters, which is located in Dallas, Texas.

Our goal as an employer is to maintain a strong company culture, foster creativity and collaboration, and, above all, encourage a healthy work-life balance for our employees wherever they call home

We encourage you to check out our youtube channel to learn more about our platform - https://www.youtube.com/channel/UCXFiV4qDX5ipE-DQcsm1j4g 

About the team

The Expansion Products team is responsible for driving volumetric & usage-based upgrades and upsells within the platform to maximize revenue potential (apart from the subscription revenue). We do this by building innovative products & features that solve real-world problems for agencies and allow them to consolidate their offering to their clients in a single platform packaged under their white-labled brand. 

The expansion products team focuses exclusively on products that can demonstrate adoption, drive up engagement in target segments and are easily monetizable. This team handles multiple product areas including Phone System, email system, online listing integration, WordPress Hosting, Memberships & Courses, Mobile Apps, etc. 

Why should you join HighLevel?

HighLevel is an exciting place to work because of the passionate, driven team that we have. At HighLevel

• It’s never somebody else’s job
• We are passionately focused on adding value for our users
• We deliver fast using lean principles. We go to market in weeks instead of quarters
• A good idea always gets tested
• We take care of our team so our team can take care of our users
• We embrace that improvement is constant and iterative
• You will learn how to scale B2B SaaS Startup and build relevant, impactful products for customers

About the role

We are looking for an experienced leader with strong technical and communication skills who has formed, led, inspired and managed a team of engineers and led product from conception to deliverables and contributed in development, maintenance and scaling it.

Currently we process over a million messages and emails within our system every week. You will be responsible for strategizing, conceptualising and leading the development effort for the ISV team which will impact revenue generation for every agency in our platform for each message, call and email being processed. 

Type - Full Time (Remote in India)

Your Responsibilities

1. Responsible for developing backend services to provide integrated Twilio and Mailgun/Sendgrid capabilities within the platform.
2. Lead architectural design decisions and technical strategy for the project.
3. Build a solid financial system to process rebilling for each message/email being processed.
4. Creating / Customizing various web applications in Node.js, Vue.js
5. Manage, lead, review work and train a team of great engineers working with you.
6. Help fellow team members in career growth and guidance with regular 1-1s and review meetings.
7. Writing clean, tested, manageable code for services that scale to affect thousands of users everyday.
8. Troubleshoot, test, and maintain the core product software and databases to ensure strong optimization and functionality.

Your Core Skills

1. Solid Experience in Backend engineering with Node.js.
2. Proficient in dashboard development for various applications and should be comfortable understanding the flow of the software.
3. Experience with relational/non-relational databases ex: MySQL / MongoDB / Firestore and have used them to build transactional systems.
4. Understanding of distributed computing systems and corresponding technologies.
5. Hands-on experience in Node.js, REST-based Web Services and app development with modern frontend frameworks such as Vue.js, React.js, Angular etc. in a commercial environment.
6. Should have experience with web services standards and related technologies (XML, JSON, REST, SOAP).
7. Ability to design and build web services, and integrations with third parties through API.
8. Proficient understanding of code versioning tools such as Git / SVN.
9. You have a deep understanding of micro-services architechture 
10. You have experience building event based systems (webhooks & listeners) 
11.  

Additional Skills

1. Experience with GCP technologies
2. Experience with Docker
3. Experience integrating Twilio / Plivo or similar APIs.
4. Experience with Mailgun / Sendgrid APIs.
5. Familiarity with banking / transactional applications.

JD of Java Full Stack Developer:-

  Java 8 / java 11

o Strong on OOPS concepts / not theoretically, should be able to analyze the outcome of a code snippet and also should have an ability to write code during the interview

o Should be well versed with the key features of Java 8 / Java 11

o Some of the concepts to mentions would be

§ Upcasting / downcasting  / exception handling

  JUNIT5 – Mockito / PowerMock

  JPA & Hibernate

o Should be well versed with Java persistence and key concepts, to mention a few as below

o First level cache

o Second level cache

o N+1 problem

  Microservices

o Should be well versed with the design patterns, to mention few such as

§ Aggregator

§ Circuit breaker

§ CQRS

o Should be able to explain a micro-service for CURD operations with spring boot

o Should be well versed with the HTTP codes

  Splunk / Kibana

·         Frontend tools:- Angular/React/Nodejs.

Required Experience : 2 to 6 Years

Technical Skillsets Required :

• He/She will be a part of a very agile short-cycle development with continuous integration in a dynamic start-up environment
• He/She will elaborate on technical concepts and actively integrate your own ideas and visions into the product
• He/She will do code reviews and support your colleagues in the daily business.
• Should have done Minimum three projects using any of these following technologies: Angular 2+
• Should have scored 7.0+ CGPA.
• Experience with building the infrastructure for serving the front-end app and assets
• Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience