
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 3+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.

About Recro
About
Recro is a developer-focused platform that was founded with the aim of seamlessly matching individual expertise with the right opportunities.
We empower talented developers by providing them with relevant experience at fast-growing startups based on technical competencies and aspirations. These opportunities have a significant impact on their career success and help them become their best self.
On the other hand, startups get instant access to top-quality developers with guaranteed productivity from the very beginning. We help them to scale up/down based on their needs, thus ensuring an efficient and high-yielding workforce.
Developers solve real-time complex problems and get exposure to the uplifting and challenging work culture at start-ups like Flipkart, Dunzo, Swiggy, and Zivame among many others. At Recro, we ensure continuous support from our strong community to accelerate careers for developers and strive to create optimal business outcomes for high-growth startups.
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Greetings from Wissen Technology!
We are hiring Java Developers for Mumbai location.
Exp - 4 - 8 years
Location - Mumbai (Goregaon) - Hybrid
Notice Period - immediate or serving notice period only
Interview Process - Initial rounds virtual + Final round F2F
Software Engineer/Senior Software Engineer/Lead Engineer-Java
· Experience in Core Java 5.0 and above, Data Structures, OOPS, Multithreading, Algorithms, Collections, Unix/Linux
· Possess good architectural knowledge and be aware of enterprise application design patterns.
· Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
· Good development experience with RDBMS
· Good knowledge of multi-threading and high volume server side development
Basic working knowledge of Unix/Linux
· Excellent problem solving and coding skills in Java
· Strong interpersonal, communication and analytical skills.
· Should have the ability to express their design ideas and thoughts.
Job Brief-
· Understand product requirements and come up with solution approaches
· Build and enhance large scale domain centric applications
· Deploy high quality deliverables into production adhering to the security, compliance and SDLC guidelines
🚀 We’re Hiring: Senior Software Engineer – Backend | Remote | Full-time
Are you a backend engineering expert who thrives in high-growth startup environments?
Do you enjoy solving complex challenges with the latest technologies like Java 18+, Spring Boot 3+, and scalable microservices?
We’re looking for a Senior Software Engineer – Backend to help us build a world-class data science platform that powers cutting-edge AI solutions.
What You’ll Do:
🔹 Build and optimize scalable, secure backend systems
🔹 Collaborate with product owners & architects to shape business solutions
🔹 Deliver high-quality, production-ready code with best practices (unit testing, CI/CD, automation)
🔹 Work with modern tools like Kubernetes, Docker, NodeJS, React
🔹 Contribute to a high-performance engineering culture and drive innovation
What We’re Looking For:
✔️ 6+ years of experience with Java/Python, Spring Boot, REST APIs, microservices
✔️ Strong CS fundamentals, algorithms, and system design skills
✔️ Experience in secure web applications & scalable backend architectures
✔️ Knowledge of cloud (AWS/GCP/Azure), GitHub Actions, and Unix scripting
✔️ Startup mindset – fast learner, problem solver, impact-driven
🌍 Remote | High-growth environment | Global impact
|
Technologies/Frameworks – · Core Java, J2EE, · Spring Core and Spring MVC, Sprint Boot, Spring Security, · JDBC, Hibernate, RESTful APIs, SOAP WebServices · Knowledge of JavaScript, JQuery, AJAX, HTML5, and CSS3, Angular is added advantage · Junit or Mockito frameworks · Maven, Git · Knowledge Data Structures, · SQL, MySQL · Designing relational database schemas · Basics of AWS, Cloud, Microservices
· BFSI, FinTech |
Overview of the role
As a Node Developer you will be collaborate with cross-functional teams to define, design and build performant modern web applications and services. Build high-quality web applications and services by writing clean and modular code.
Must have skills
- Overall 3-5 Years of experience in writing unit and integration tests to ensure the robustness and reliability of web applications and services.
- Measure and improve the performance of microservices. Catalyse growth within the team through code reviews and pair programming to maintain high development standards
- Investigate operational issues to find the root cause and propose improvements Design, build, and maintain APIs, services, and systems across Stripe’s engineering teams.
- Expert level of experience in the design and development of Web Applications, and highly scalable distributed systems.
- Should have experience in development skills using the latest technologies including NodeJS(fastify framework), Microservices, PostgreSQL, Redis, etc. Should have exposure to NoSQL and SQL development.
- Comprehensive knowledge of physical and logical data modeling, and performance tuning.
- Should possess excellent communication, presentation, and interpersonal skills.
- Ability to work collaboratively and productively with globally dispersed teams.
- Build high-performance teams and Coach teams for successful career growth.
- Experience working with relational and non-relational databases, query optimization, and designing schema
Desired Background
Bachelors/Masters Degree in Computer Science, Information Technology
We are looking for JAVA Developers with 5 Plus years of Experience for our Client in the Banking sector .
Job location : Navi Mumbai (Work from Office)
Qualification: MCA / Graduate in Computer Science
Skills:
-Java, Spring boot ,JavaScript, XML
-Tomcat and Jboss
-JWT Token generation and Authentication
-REST and SOAP web services
-Spring Framework and Spring securities
-Oracle 11g
-TFS
Basic knowledge of frontend will be an added advantage
Roles and Responsibilities
-Candidate should have hands on experience in developing both REST and SOAP web services for web-based application.
-Should co-operate with the frontend developer in the integration process
-Implementing secure coding practices
-Bug fixing
-Should be able to deploy the application
Completely work from office.
rotational shifts.
Java Developer Job Description
We are looking for a Java developer responsible for building Java applications.
Responsibilities
- Design, build and maintain efficient, reusable, and reliable Java code
- Identify bottlenecks and bugs, and devise solutions to these problems
- Help maintain code quality, organization, and automatization.
Skill Set:
- Proficient in Java, with a good knowledge of its ecosystems
- Java, Rest API integration, JSON, XML, Oracle, Microservices, Agile Scrum.
- Experience in developing large-scale distributed systems.
- API knowledge
- Solid understanding of object-oriented programming
- Familiar with various design and architectural patterns
- Skill for writing reusable Java libraries
- Spring, Spring Boot, Spring Cloud, React native
- Experience: 04 to 10 years
- Salary: As Per Market

- Strong experience in Java Development
- Deep expertise and hands-on experience with Web Applications
- Experience in programming languages such as HTML, CSS, JavaScript, JQuery, React JS, and API.
- Expertise in Java, Spring Boot is an added advantage.
- Hands-on design experience with Web Services (REST, SOAP, etc ..).
- Strong grasp of security principles.
Abilities:
- Developer with strong ability to develop web application using Java and ReactJS
- Should be able to code, design, and implement
- Maintain code integrity and organization
Read more about us here: [https://angel.co/company/fireflies](https://angel.co/company/fireflies) and here: [https://yourstory.com/2019/10/funding-startup-fireflies-enterprise-assistant-canaan-partners](https://yourstory.com/2019/10/funding-startup-fireflies-enterprise-assistant-canaan-partners)
We value your skills and abilities more than your resume.
Here's what we look for :
- You have raw intellectual horsepower and ability to learn quickly
- You have a strong background in computer science / math
- You contribute to open source (share your GitHub- More than 1000 commits in past year)
- You have experience working on apps that have supported 10,000+ concurrent users
- You understand sound architecture principals
- You can design and build scalable infrastructure
- You should be a great communicator and culture maintainer:
- We value over-communication and candid feedback and want to build a no-bs, results driven culture
Values that are important to us :
- You're data driven and customer focused
- You value fast & incremental engineering cycles
- You maintain design excellence and minimise complexity
- You measure your results & automate when possible
- You get 10% better at something every week
- You have an internal compass and take accountability & initiative
You'll be working with :
- Node.js, MongoDB
- Redis, RabbitMQ, Elasticsearch
- AWS, Docker, Terraform
- React, Keras, Tensorflow
About us :
- Fireflies.ai is an AI that joins meetings and takes notes automatically. [Product demo](https://app.fireflies.ai/view/ogM9zmKij2). We integrate with the leading platforms: Zoom, Google Meet, Microsoft Teams, Webex, Slack, Salesforce, & more https://fireflies.ai/integrations)).
- We are a US-based, AI company that is building a 100% remote team. Today we have over 40 employees in 5 countries around the world. Our engineering team is 20+ senior engineers. We were [featured on Forbes for Gartner's top 25 enterprise software startups to watch in 2020](https://www.forbes.com/sites/louiscolumbus/2020/07/05/gartners-top-25-enterprise-software-startups-to-watch-in-2020/). We skyrocketed from a few thousand users to almost 100,000 users in 2020.
[Fireflies.ai](http://fireflies.ai) has raised $5 million from top-tier investors including Canaan and angels from Slack, Dropbox, Amazon and Salesforce.
- You'll be working with Sam Udotong, CTO @ Fireflies.ai. Sam graduated from MIT in 2016 where he studied computer science and aerospace engineering. He and his co-founder Krish were [featured as the cover of Entrepreneur magazine in Sept 2020]
- He's been a [speaker at the MIT AI Conference 2020](https://www.youtube.com/watch?v=ywhY2DCIZqU) alongside industry leaders like Richard Socher and Sal Khan. He's guest lectured at Stanford for their intro to AI class. Sam is scrappy & committed - he and Krish bootstrapped the company for 3 years, eating Soylent and Domino's pizza almost every day. [Being Scrappy as an Entrepreneur (Product Demo)](https://app.fireflies.ai/view/vWQjdABHqU). He rejected Harvard Business School to build Fireflies. Sam's goal is to build a multi-regional, boundary-less engineering team that has A+ productivity & communication such that when you go to sleep, you can hand off work and when you wake up, work has already moved forward. If we do these first principles well, we can theoretically build the best engineering organisation in the world.
- We want to transform how people communicate and work. Come work with us if you share the below values and want to work on hard engineering challenges that will actually make a difference in the lives of people.
- We are an equal opportunity employer and strongly value diversity at our company, because our team will be stronger with different perspectives and experiences. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
1. Work as part of a software development team
2. Good working knowledge with Core & advance java
3. Understanding of Spring & hibernate frameworks
4. Write code per app specifications in Java with Spring and Hibernate Framework.
5. Should have worked on front end technologies.
6. Good understanding of MySQL database ,Should be able to design database
7. Test to ensure designs are in compliance with specifications
8. Should be able to design authentication service
9. Good experience in Java Spring,Angular 5,Web APIs
10.Analyze user requirements to determine how to translate into Java
11.Should have knowledge about third party authentication like Facebook login, google login and Twitter login along with push notification and payment gateways
12.Write well designed, testable, efficient code and make sure designs are in compliance with specifications
Skills and Experience preference :
- 0.6 to 3 years of overall experience in software development with any degree in Computer science or related subject.
- Strong in Core Java, J2EE, RMI, Web services.
- Competent JSP, Struts, SQL, OOPs and ORM technologies (hibernate).
- Strong understanding of design patterns and multithreading.
- Experience on working in high performing development teams using agile/ scrum methodologies and Tools; various code versioning systems, such as SVN.
- Ability to multi task and switch context to changing priorities in a high dynamic environment and proficient in troubleshooting skills, especially in complex application stacks.
- Experience in Test Driven Development and mobile platform is added advantage











