Ruby on Rails Developer

JOB DESCRIPTION

Experience: 3-8 years

Location- Mumbai

Wissen Technology is now hiring for a Java Developer - Mumbai 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. - 3-8 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.

Experience and Expertise

● 7– 10 years of experience in backend development with Python or Golang.

● Solid understanding of RESTful APIs, microservices, and distributed systems.

● Strong knowledge of data structures, algorithms, and OOPS principles.

● Hands-on experience with relational and/or NoSQL databases.

● Familiarity with Linux development, Docker, and basic cloud concepts

(AWS/GCP/Azure).

● Proficiency with Git and version control workflows.

● Familiarity with AI-powered development tools or exposure to projects involving large

language models (LLMs) is a plus.

Skills

● Strong analytical and debugging skills with the ability to solve complex problems.

● Good communication and collaboration skills across teams.

● Ability to work independently with minimal supervision while being a strong team

player.

● Growth mindset – eagerness to learn new technologies

Job description:

• Develop, implement, and maintain Java application phases, code, and software
• Work as part of a software development team
• Contributing to all phases of the development lifecycle
• Write well-designed, testable, efficient code per specifications and test to ensure designs are in compliance with the specifications
• Analyze user requirements to determine how to translate into Java
• Debug and resolve technical issues
• Develop documentation to track

Technical Skill (Must have)

• Java, JSP-Servlets, Spring MVC, Sprint REST, Spring Boot
• Hibernate, Unit testing framework i.e., JUnit
• SQL, Database i.e MySQL, Oracle
• Cloud computing platform understanding i.e., AWS
• Project Management tools like Jira, Mantis
• Source-Code Control System (GIT, SVN)
• Web services
• Agile Methodology
• Web/Application Servers i.e., Tomcat
  
  

Employee perks & benefits:

• 5 days a week work culture 
• Health insurance (for employees and family) 
• Performance awards and rewards 
• Flexible work hours

About the role: In this role, you will be responsible for the end-to-end development of software solutions related to banking, payments, investments, wallets, and other fintech products. You will work closely with software engineers, test engineers, researchers, designers, and the management team.

You will be responsible for enforcing software development best practices in a fast-paced Agile/DevOps environment, while always focusing on delivering high-value. In the process, you will work with primarily fintech technologies and other distributed systems-related tools,
techniques and methodologies.

If you want to join an early-stage startup that values you and your skills, and gives you the freedom to work at your pace while delivering a fantastic all-in-one financial app for all Indians, this is the perfect role for you.

About us: Mool is an all-in-one financial app where you can save, spend and invest your money with confidence. We understand that everyone deserves a good relationship with their money and growing your wealth should not be a difficult process. To help you gain financial freedom, we bring together champions of the financial service industry to champion you with best-in-class products.

Our ideal candidates will:
• Be highly experienced in Golang. So, if you have at least 1 year of active golang development experience, we want you!
• Have a good understanding of the MVC framework and also proficiency in using advanced JavaScript libraries and frameworks such as ExpressJS, FastifyJS and other backend and frontend frameworks
• Understand and experience with cloud technologies: AWS (Must have) and Azure.
• Be knowledgeable in code versioning tools and dev ops methodologies such as Git.
• Highly experienced with various databases such as MongoDB, PostgreSQL, MYSQL
• Have worked on Relational Database and can figure out where to add Indexes in DB to optimise the performance
• Know how Cache Layer works (e.g. Redis)
• Have experience with queuing services and frameworks such as KafkaRabbit MQ. We prefer it if you have experience with fintech systems and applications
• Expected to have a good understanding of security practices for financial systems.
• Have experience in writing Unit and E2E test cases
• Have experience with Network Security or Ethical Hacking
• Experience with integrating banking APIs

Roles and responsibilities:
• Take an active part in the design process of the architecture of the mobile application
• Maintain quality and ensure responsiveness of applications
• Collaborate with the rest of the engineering team to design and launch new features
• Maintain code integrity and organization
• Working with the design team to convert designs to visual elements
• Implement security and data protection systems and processes to ensure information security compliance
• Oversee full software development lifecycle for the product

Numerator is a data and technology company reinventing market research. Headquartered in Chicago, IL, Numerator has 1,600 employees worldwide. The company blends proprietary data with advanced technology to create unique insights for the market research industry that has been slow to change.  The majority of Fortune 100 companies are Numerator clients. 

Job Description

What We Do and How?

We are a market research company, revolutionizing how it's done! We mix fast paced development and unique approaches to bring best practices and strategy to our technology. Our tech stack is deep, leveraging several languages and frameworks including Python, C#, Java, Kotlin, React, Angular, and Django among others. Our engineering hurdles sit at the intersection of technologies ranging from mobile, computer vision and crowdsourcing, to machine learning and big data analytics.

Our Team

From San Francisco to Chicago to Ottawa, our R&D team is comprised of talented individuals spanning across a robust tech stack. The R&D team is comprised of product, data analytics, engineers across Front End, Back End, DevOps, Business Intelligence, ETL, Data Science, Mobile Apps, and much more. Across these different groups we work towards one common goal: To build products into efficient and seamless user experiences that help our clients succeed.

About the Role

We’re looking for a well-rounded and passionate Full Stack Software Developer to join our team in creating an amazing client experience. If you’re interested in working on all layers of a system from developing new UI controls to creating flexible and scalable data architectures with the latest technologies and tools then Numerator is for you.

This person should be self-motivated. We’re not big on constant oversight and micromanagement. We’re looking for software engineers that can take a task, get clarity as needed, and run with it to produce well-designed quality code. You need to love to code and care about quality and design.

We understand that iteration is important to good design and development. We need a person who can take iterative steps toward delivering a solution. Working with the business the entire way to stay on target and deliver amazing results.

Skills & Requirements

• Minimum 4+ years of relevant experience in Ruby
• Demonstrated experience working on application development projects and test-driven development
• A strong engineer with excellent Ruby experience working with Ruby on Rails
• Experience with Javascript and related frameworks -- Backbone, Angular, React, etc
• Experience with SQL databases – Elasticsearch is a plus
• Experience with REST services and API design
• Knowledge of unit & integration testing
• Knowledge of agile development process
• Experience with version control systems (Git, Subversion etc.)

Having experience in any of the following would be a valuable asset:

•  Experience working with AWS
• Experience working with Node.js
• Basic understanding of the HTTP protocol
• Knowledge of business rules engines
• Programming experience on Unix based infrastructure

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.