
Responsibilities:
- Lead the development of the back-end systems for our first product.
- Build reliable, secure and performant back-end systems.
- Drive test coverage and continuous delivery automation within the team.
- Mentor and provide feedback to teammates.
Requirements:
- 3+ years of software development experience.
- Strong computer science fundamentals.
- Deep and wide knowledge of Java ecosystem.
- Can write code that is readable, maintainable, secure and performant.
- Know the importance of tests and how to approach writing different types of tests.
- Good intuition for REST API design.
- Deep understanding of relational databases, transactions, entity-relationship modelling.
- Comfortable writing highly concurrent systems.
- Experienced in using profilers, tuning garbage collection, optimising SQL queries.

Similar jobs
Responsibilities
● Be part of a cross-functional team to work on continuous improvement of our systems with innovative technologies
● Collaborate closely with the team to deliver features from requirements and analysis through development into production
● Work with Product Managers to clarify and prioritize work
● Work with QA Engineers to maintain and improve quality
● Work with DevOps engineers to support operational and troubleshooting work
● Keep up to date with the latest technologies and evaluate new tools
● Define and use best practices to deliver new features effectively while improving the quality of existing systems
Experience and Qualifications
● Solid experience with Java and Spring Boot (Core/MVC/Data/Security)
● REST principles and hands-on experience with at least one framework
● Experience with SQL, Git, Maven/Gradle, JPA, and Design Patterns
● At least 5 years of professional software development experience
● Experience with distributed systems
● Ability to work with PM, Engineering and DevOps as equal partners throughout the full feature lifecycle
● Ability to write good quality and secure code; familiarity with static code analysis tools is preferred
● Experience with the AWS suite of cloud development tools
● Excellent analytical, conceptual, and communication skills in spoken and written English
Great to have Experience and Qualifications
● Experience in Kotlin
● Experience building distributed computing and enterprise-wide systems
● Experience with Docker, microservices architecture (hands on), Spring Cloud, Redis, or Python
● PCI experience
● Experience with Machine Learning, Deep Learning, or Computer Vision algorithms, either developing or using them
Job Requirements for Java Developer Roles
* Strong hands-on expertise in Java programming.
* In-depth understanding of Java garbage collection mechanisms and their impact on application performance.
* Ability to write clean, efficient, and maintainable code.
* Familiarity with best practices for performance optimization.
* Strong problem-solving skills and attention to detail.
Please note that you will have to attach the following documents after Round 1 that will be needed for the client submission:
- LWD confirmation
- PF service history
Mode of work: Hybrid weekly 3 Times.
While you may already know about Wissen and the company history, here is a quick rundown for you.
About Wissen Technology:
• 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. We help clients build world class products.
• Our workforce consists of 550+ 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 has grown its revenues by 400% in these five years without any external funding or investments.
• Globally present with offices 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.
• Wissen Technology has been certified as a Great Place to Work®.
• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.
• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.
We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, StateStreet, Flipkart, Swiggy, Trafigura, GE to name a few.
Website : www.wissen.com
Job Title: Senior Software engineer / Principal Engineer
Experience range:-8+ Years
Location:- Pune/ Mumbai
Experience :
The candidate should have experience with design and development in Java. Experience in multithreading, algorithm, data-structure, database and collection is mandatory.
Requirements:
- Very strong core Java/Spring developer
- Decent experience in implementing observability (monitoring/alerts) for Java apps
- Capable of working with scripting languages.
- Skills Required: Java, Core Java, Data Structures, OOPS, Multithreading, Algorithms, Collection Framework, Java/J2EE, Hibernate, Spring, Spring Boot, Microservices, Restful Services ,SQL
Java Developer – Job Description
Wissen Technology is now hiring 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 consultancy.
Required Skills:
• Exp. - 2 to 7 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 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.
3.6 Years in Java experience mandatory.
Looking for immediate joiners
Role Description
This is a full-time on-site role for a Java Software Engineer located in Pune. As a Java Software Engineer, you will be responsible for software development, microservices, programming, Spring Framework, and Java. Your day-to-day tasks will include designing and implementing software solutions, debugging and testing code, developing and maintaining technical documentation, and collaborating with cross-functional teams to deliver high-quality solutions.
Qualifications
- Proficiency in Software Development and Programming
- Experience with Microservices Architecture and Spring Framework
- Expertise in Java programming language
- Excellent problem-solving skills and attention to detail
- Bachelor's or Master’s degree in Computer Science, Computer Engineering, or a related field
- Experience in agile development methodologies is a plus
- Experience with cloud technologies such as AWS or Azure is a plus
be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible, and maintainable.
The Treez enterprise-grade, business management platform serves the vertical cannabis market from producers to brands to retailers with our Point of Sale, Integrated Payments, Branding, Grow, and Data Insights
software solutions. Treez is helping businesses deliver personalized and efficient experiences to their customers. The Treez enterprise business management solution is delivered through a Software-as-a-Service
(SaaS) model on a modern, scalable cloud infrastructure.
To learn more, visit Treez at: https://treez.io/
Roles & Responsibilities:
We are looking to hire a senior backend engineer. This is a role with significant responsibility for ensuring the successful delivery of our core fintech product suite. You will be working with other
backend engineers and system design architects on the team to launch and successfully ship our new fintech suite of products.
This role involves working closely with internal and external stakeholders and creating processes around overall product success.
Your responsibilities will include:
● Reviewing and analyzing business requirements and providing technical feasibility and estimates.
● Practicing standard development processes leveraging agile methodologies such as SCRUM and
TDD.
● Maintain high standards of quality for code, documentation, and other deliverables.
● Ensure business needs with automated tests.
● Checking code from other developers and mentoring junior team members.
To achieve the above, here’s what you’ll need to do:
● At least 7+ years of experience in software development with a track record of shipping large,
cross-functional projects in high-performance and scalable environments.
● 4+ years of experience developing in Python and its associated technology stacks.
● Working knowledge of SQL databases and other NoSQL solutions.
● Proficient with algorithms and data structures, design patterns, service-oriented architecture, domain-driven design, multithreading, concurrency, caching, and distributed systems.
● Deep understanding of multi-process (define, design, and create) cloud architecture projects and the threading limitations of Python.
● Solid understanding of the complete software development life cycle, including the post-production deployment phase.
● Extensive experience in Agile/Scrum teams and CI/CD applications built with microservices and event-based architectures.
● Experience in adopting test-driven development.
You’re right for this role if you have:
● BE/B.Tech/BS in Computer Science, Engineering, or relevant field.
● Experience working with Typescript and React is a huge plus.
● Prior experience building a product from ideation to launch.
● Deep understanding of, and passion for, fintech for an underserved industry.
● Strong problem-solving and verbal and written communication skills.
● Experience in OOP/functional coding.
Perks:
● Opportunity to work & learn with an International team
● Health Insurance
● 5 days working
● ESOPs
● Performance Bonuses
● Competitive Salary package
● Wonderful work culture focusing on providing work-life balance
● In-house professional development
This is a fantastic opportunity for a talented and motivated individual to combine business understanding, and product management expertise. We believe that no other position in a Series C startup typically offers
this much flexibility and potential for growth. This role is based in Bangalore, India. The role involves coming into the office in Koramangala, Bangalore 3 times a week in the initial 2 quarters and can then transition to less in-office time, depending on the individual.
Treez is an equal-opportunity employer. We thrive on diversity and are committed to creating an inclusive
environment for all employees.
We are looking for a Senior Software Engineer to produce and implement functional
software solutions. You will work with upper management to define software requirements
and take the lead on operational and technical projects.
In this role, you should be able to work independently with little supervision. You should
have excellent organization and problem-solving skills. If you also have hands-on
experience in software development and agile methodologies, we’d like to meet you.
Your goal will be to develop high-quality software that is aligned with user needs and
business goals.
Job Responsibilities:
● Develop high-quality software design and architecture
● Identify, prioritize and execute tasks in the software development life cycle
● Develop tools and applications by producing clean, efficient code
● Automate tasks through appropriate tools and scripting
● Building robust, secure, high-volume performing, scalable microservices that operate 24*7
to power the NoBroker platform for end customers.
● Working closely with our product team to build new and compelling experiences for our
customers.
● Collaborate with internal teams and vendors to fix and improve products
● Document development phases and monitor systems
● Ensure software is up-to-date with the latest technologies
Requirements:
B.Tech/B.E. from a reputed college or related technical discipline with 2- 5 years of
experience in following Technology and programming methodology :
● Work experience as a Java Software Engineer, Java Developer, or similar role
● In-depth knowledge of popular Java frameworks like JSF and Spring MVC
● Hands-on working experience with Scalable and fault-tolerant applications.
● Extensive experience in software development, scripting, and project management
● Working experience with an application. Working experience with databases like SQL and
NoSQL ( MySQL, MongoDB, Redis, Elasticsearch).
● Analytical mind with problem-solving aptitude
● Good delegation and time management skills
● High adaptability in a dynamic start-up environment.
Title: Senior Java Developer
Location: Pan India/Remote work
Senior Java Developer
Functional Experience:
5+ years of work experience, bachelor's degree in computer science or a related field, develop applications for cloud computing, design, maintain and operate cloud systems/microservices and applications, keep cloud systems secure, fully tested and integrated with all the other products/applications, understand the language of business and develop to address the business’s needs.
Technical Skills Required:
Minimum 6 year of hands-on Java (including Java 11) programming; Experience and knowledge of open-source software, frameworks around server-side development in Java 11; wide and deep understanding of Java ecosystem, monitoring and diagnosis, Spring Boot.
Notice Period: 0-30 Days
Basic Qualifications
- Solid knowledge of algorithms/data structures is a must
- Strong Java software development experience – with a focus on Java 8 & 9
- Experience with NoSql databases – ideally with MongoDB
- Experience implementing REST apis – ideally with JAX-RS
- Experience with Reactive Programming – ideally with RxJava
- Experience implementing unit tests
Preferred Qualifications
- Experience developing applications in fintech or established financial institutions
- Experience with microservice architectures
- Experience developing systems that can scale to large amounts of data
- Experience working in Agile Scrum
- Experience working on a globally distributed team
Job Description
Paytm is looking for hands-on technologists, who will be responsible for architecting & designing new age mobile & web 3.0 products at Paytm.
Key Responsibilities
Incumbent will be architecting our futuristic mobile & web 3.0 products and choose the best
technologies, components and subsystems on different server side tech.
Driving innovations in the product constantly to remain ahead of the curve.
Serve as a thought leader and mentor on technical, architectural, design and related issues.
Proactively identify architectural weaknesses and recommend appropriate solutions.
Balance short-term versus long-term actions, strategic versus tactical requirements, while
continuing to move forward towards the strategic vision.
Collaborate with cross functional teams to solve complex problems and building products
spanning across multiple teams to deliver end-to-end products & features.
Estimates efforts, identify risks, devises and meets project schedules.
Provide functional, design, and code reviews in related areas of expertise with-in team and
cross-team.
Mentor / coach engineers to facilitate their development and provide technical leadership to
them.
Skills required
MS or BS/B.Tech in computer science or equivalent experience from top college.
3+ years of strong software design/development experience in building massively large scale
distributed internet systems and products.
Hands-on experience in Advanced Java/ Node.JS/other backend JavaScript
frameworks, MySQL/NoSQL, golang, etc.
Excellent data structure & algorithm and problem solving skills.
Experience and knowledge of open source tools & frameworks, broader cutting edge
technologies around server side development.
Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github,
Google Developer Groups (GDGs).
Superior organization, communication, interpersonal and leadership skills.
Must be a proven performer and team player that enjoy challenging assignments in a high-
energy, fast growing and start-up workplace.
Must be a self-starter who can work well with minimal guidance and in fluid environment.











