
- Experience in designing and developing applications using Node.js, RDBMS (preferably MySQL).
- Minimum 3 years of Node.Js, 3 years of Database experience required.
- Expertise in at least one of AWS, Google Compute platforms to build scalable solutions.
- Deep knowledge and experience in building complex cloud/enterprise-grade software in the area of IT infrastructure, virtualization, network, storage systems monitoring & manage mentor cloud solutions
- Expertise in writing async code (callbacks, promises, async/await, observables) and publish/ subscribe/ event.
- Experience in implementing and consuming SOAP and REST web APIs.
- Producing and maintaining automated testing, build, and deployment processes.
- Improve documentation of processes and systems
- Troubleshoot existing systems and applications
- Experience in data structure libraries (e.g., Immutable.js)
- Experience in RESTful APIs and knowledge of modern authorization mechanisms, such as JSON Web Token
- Understanding of data structures and problem-solving approaches, and ability to articulate trade-offs
- Strong fundamentals OOPS concepts, SOLID principles, Data Structures/Algorithms, Exception Handling, Coding Standards, Logging
- Passionate about writing clean, modular and unit testable code
- Possesses strong verbal and written communication skills.
- Experience with Agile development
- Good knowledge of Jenkins, SonarQube, Git.
- Proven problem solving skills including debugging skills, allowing you to determine source of issues in unfamiliar code or systems and the ability to recognize and solve repetitive problems rather than working around them.
- Collaborating with software engineers, QA engineers, UX and Design team and project managers

Similar jobs
Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.
We are solving complex technical problems in the financial 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 highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
Experience - 3+.
Experience in Core Java 5.0 and above, CXF, Spring.
Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.
Good knowledge of multi-threading and high-volume server-side development.
Experience in sales and trading platforms in investment banking/capital markets.
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.
Minimum 3+ Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork joins pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object-Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non-clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.
About Quantela
We are a technology company that offers outcomes business models. We empower our customers with the right digital infrastructure to deliver greater economic, social, and environmental outcomes for their constituents.
When the company was founded in 2015, we specialized in smart cities technology alone. Today, working with cities and towns; utilities, and public venues, our team of 280+ experts offer a vast array of outcomes business models through technologies like digital advertising, smart lighting, smart traffic, and digitized citizen services.
We pride ourselves on our agility, innovation, and passion to use technology for a higher purpose. Unlike other technology companies, we tailor our offerings (what we can digitize) and the business model (how we partner with our customer to deliver that digitization) to drive measurable impact where our customers need it most. Over the last several months alone, we have served customers to deliver outcomes like increased medical response times to save lives; reduced traffic congestion to keep cities moving and created new revenue streams to tackle societal issues like homelessness.
We are headquartered in Billerica, Massachusetts in the United States with offices across Europe, and Asia.
The company has been recognized with the World Economic Forum’s ‘Technology Pioneers’ award in 2019 and CRN’s IoT Innovation Award in 2020.
For latest news and updates please visit us at www.quantela.com
Overview of the Role
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
- 10+ years of experience in leading teams and delivering product, write unit and integration tests to ensure robustness and reliability of web applications and services.
- Measure and improve performance of microservices.
- Catalyze 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 design and development of Web Applications, highly scalable distributed systems.
- Should have experience in development skills using latest technologies including NodeJS, Microservices, Elastic search, Timescale DB, Kafka, Redis, etc.
- Should have exposure in NoSQL and SQL development.
- Comprehensive knowledge of physical and logical data modelling, 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 team 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 or Computer Applications
Note:
- Should have hands-on core knowledge of Java.
- Must have min 3-5 years of experience.
Kindly do not apply otherwise.
Candidates must also fill out this form to start their processes. -> https://forms.gle/mBUAdg2NfrL6DF479
Looking for 5+ years of experienced Java developers to work on a new-age lending finance company based in Pune. We empower established banks with the lending ecosystem of the future. Backed by HDFC, we are on a mission to grow our current transactional amount of 13 Bn+ to tenfolds in the near future.
Our tech stack is one of the most exciting and ahead of its times where we would be expecting you to get your hands practical on these things.
- Ability to communicate effectively verbally and in writing.
- Mentoring junior developers with code reviews design reviews and unit tests.
- Code Versioning (Git, Bitbucket)
- Java
• Collections
• Multi-threading, Background Scheduling
• Design & Architecture patterns
• Springboot, MVC, API-first philosophy
• Understanding fundamental design principles behind a scalable application
• Work with database versioning concepts using Java.
- Api Gateways - APiCurio, Kong, Open API Concept
- Redis, Kafka, ElasticSearch
- DB - PSQL, Aurora, MongoDB
- Deployment - basic understanding of Docker, Kubernetes, Terraform AWS
- Alerting & Monitoring - grafana, elasticsearch, kibana, fluentd, prometheus
Although the full list of the tech stack is very vast, and we've multiple developers for each part of the stack, we would expect any senior role to understand the basics of other services end of the day, but be fluent in Core Java.
Responsibilities:
- Design the architecture of new services to deliver timely communication from server to client and server to server, while still functioning alongside existing server components
- Describe and implement the communications across multiple network layers, considering performance, reliability, and flexibility with respect to the underlying infrastructure
- Enhance and expand the ORM layer of MZ’s in house web framework
- Craft software solutions for supporting flexibility in resource allocation, from compute to storage
- Serve as a technical leader for projects of year-long scope involving multiple contributors and customers
- Consult with technical operations on appropriate Kubernetes-based infrastructure design
- Design for performance, and measure the effects
- Review your colleagues’ code, and learn from their reviews as well
- Identify, document, and communicate best practices for the engineers who use the fruits of your labor
Requirements:
- 7+ years professional work experience
- BS or MS degree in Computer Science or a related technical field
- Must be proactive, self-directed, detailed and organized
- Proficient in PHP, C++, or Go
- Knowledge of relational databases and SQL, preferably MySQL
- Experience with in-memory NoSQL databases, such as Redis
- Ability to debug issues within custom code quickly
- Passion for developing scalable and maintainable software systems
Bonus Points:
- An open-minded and technology-agnostic approach to engineering
- Passion for performance debugging and benchmarking
- Real world experience developing distributed systems
Should be able to join in 30 days or less.

- Must have experience with Amazon Web Services (AWS)
- Experience with Python/Node.JS/Typescript
- At least 2+ years as back-end software developer
- A deep understanding of the benefits of the Microservice and serverless paradigms
- Prepared technical documentation, and understand why it’s important
- Understanding of database principals: SQL and NoSQL
- Collaboration and communication skills (you’ll be working with clients and internal teams)
- An understanding of programming fundamentals (OOP, data structures, algorithms)
- Familiarity and comfort with REST API, Postman
- The ability to work independently or within a team structure.
- A “lead by example” attitude, and motivation to deliver work you’re proud of
Job Title: Ruby on Rails - Developer / Technical Lead
Job Description
About the Company:
We are a Data as a Service company that helps businesses harness the power of data. Our technology fuels some of the most interesting big data projects in the world. We are a small bunch of people working towards shaping the imminent data-driven future by solving some of its fundamental and toughest challenges.
The experience is about striving to become the best version of ourselves holistically, an experience that lasts a lifetime. We tend to have clear growth paths for every role and level in the org so the learning never stops. We believe in a work-life blend, and hence encourage responsible flexibility, which is particularly important in a fully remote setup we have. We trust our people with the impact they can create, and let them choose how they want to do so. We are on a mission to put reliable data at the heart of every business to fuel success and intend to transform the lives we touch (of our customers and our people) while on this journey.
Roles and Responsibilities:
-
Leading development projects end to end in all stages of the iterative product development lifecycle, from requirements gathering to testing.
-
Break down problem statements and come up with a scalable design, implementation plan, test plan and execute them with the team on promised timelines.
-
Being a strong advocate for object-oriented design and guide/coach other team members with best practices on Development and QA
-
Collaborate with different teams and own up technical initiatives, bringing in new tools and technologies that help us in strengthening scalability, security, and maintainability of our codebase.
Preferred Skills and Experience:
-
Hands-on experience with modern Ruby on Rails practices and development.
-
Write highly scalable and maintainable code while keeping agility in mind.
-
Demonstrable knowledge of front-end technologies such as JavaScript, HTML, CSS and JQuery
-
Experience with SQL Databases and NoSQL datastores; with previous experience with MySQL and ElasticSearch being a bonus
-
Substantial experience with BDD or TDD and testing frameworks
-
Experience in Linux environment and basic Linux commands.
-
Awareness/experience in setting up and configuring rails applications and other related services is a big plus – eg: Nginx, puma, Redis.
-
Awareness/experience in any one of the modern front-end frameworks Angular, Ember, React, Vue.
-
A high-performance mindset to deliver good quality code and also an understanding of the product with a keen attention to detail.
-
Great communication, particularly in explaining your coding processes, suggestions for best practices, and identifying ways to improve the team's coding quality.
Years of Experience:
1 - 6 Years
Skills: ROR, RUBY ON RAILS
Perks
-
An environment where each employee is celebrated.
-
A one-time home office setup allowance, monthly allowances for internet bills, child care allowance for new mothers/single parents.
-
Half-yearly performance appraisals
-
Flexible working hours
-
Competitive salary







