
Life is Short! Work Somewhere Awesome.
Mercer Talent Enterprise is hiring for experienced full stack Ruby on Rails developers.
As a Senior Ruby On Rails Engineer, you'll work on a closely-knit team with a technology stack built on top of Ruby on Rails 7.x. We like to work with modern technologies, always try to do what is best for the customer and put more value on teamwork than rock stars and cowboys.
Key Responsibilities
- Design, build, and maintain efficient, reusable, and reliable Ruby code
- Lead the technical design and development of major platform components to help our technology platform scale with our explosive user growth.
- Actively promote code quality, organization and automatization
- Build new features to improve psychometric assessments
- Shape our product roadmaps by being data-driven and creative
- Use and promote TDD best practices
- Pair program with team members of different experiences
- Be a mentor when you have the expertise / Be a student when someone else does
Required Experience or Skills
- 5+ years experience with Ruby on Rails
- Experience working with Postgres database
- Expert knowledge of feature/end-to-end and unit tests
- TDD experience with RSpec and Capybara
- Strong JavaScript skills
- Strong HTML / CSS 3 skills
- Experience working with a Continuous Integration environment (CircleCI, Github Actions, Jenkins, etc.)
- Understanding and commitment to Agile processes
- Great communication, particularly in explaining your coding processes, suggestions for best practices, and identifying ways to improve the team's coding quality
Desired Skills & Experience
- Experience developing with React / Redux
- Experience developing with TypeScript
- Working knowledge with Docker
You'll get
- Competitive salary with health benefits
- An extremely energising, dynamic and fast paced entrepreneurial working culture and environment
- An opportunity to work on leading edge technology products and solutions that will be first movers in the market
- An opportunity to travel to international locations where our clients may be based
- Latest laptop, devices and technologies for your needs
- Unique and supportive opportunities to progress in your career
- On-going team and professional development
Where
Remote
About Mercer Talent Enterprise
Mercer Talent Enterprise is a global leader providing talent foresight for an organization’s most pivotal people decisions through our talent assessment, leadership, and capability development solutions. By integrating our extensive expertise in assessment and psychometric tools with progressive and modern advances in technology and evidence-based data science, Mercer Talent Enterprise enables a depth and breadth of assessment solutions across the employee lifecycle.

About Mercer Talent Enterprise
About
Mercer Talent Enterprise is a global leader in talent assessment, technology, and leadership development. As the world’s first and only company to pioneer the science of Behaviourmetrics®, we empower organizations to make critical people decisions by blending contemporary psychometric tools and assessment solutions with the latest advances in artificial intelligence and data science.
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Role Overview
We are looking for a hands-on engineering leader who can own technical design and drive end-to-end development of scalable, high-quality systems. This role requires strong architectural depth, coding excellence, and the ability to mentor engineers while building production-grade applications in a fast-paced agile environment.
You will lead by example — designing systems, writing clean code, solving complex problems, and ensuring engineering best practices across the stack.
Key Responsibilities
- Lead technical design and architecture discussions (HLD & LLD).
- Build scalable, modular, and testable systems with strong engineering fundamentals.
- Own complex features end-to-end — design, development, testing, and optimization.
- Write high-quality, production-ready code with strong unit test coverage.
- Ensure clean code practices (SOLID principles, modular design, reusability).
- Drive engineering quality within CI/CD environments.
- Debug and resolve complex issues across distributed systems and APIs.
- Mentor engineers and elevate overall code quality standards.
- Collaborate effectively within agile teams and move with delivery velocity.
Core Technical Requirements
- 8+ years of hands-on software development experience.
- Strong proficiency in:
- Java
- Node.js
- Angular (6+)
- JavaScript / TypeScript
- SQL & MongoDB
- Deep understanding of system design, architecture patterns, and scalable application development.
- Strong debugging capabilities across:
- Distributed services
- API integrations
- UI state management
- Database query performance
- Experience working in CI/CD-driven engineering environments.
GenAI & AI Stack Expertise
- Hands-on experience with GenAI frameworks and LLM integrations.
- Familiarity with:
- LangChain ecosystem
- Hugging Face
- Prompt chaining & orchestration
- Understanding of AI cost optimization strategies.
- Ability to debug AI pipelines and optimize model interactions.
Engineering Expectations
- Strong ownership mindset.
- Ability to design independently and lead technical direction.
- Exceptional problem-solving and debugging skills.
- High attention to detail.
- Comfortable working in fast-paced agile/scrum setups.
- Strong communication and collaboration skills.
- Ability to mentor and guide other engineers.
Educational Qualification
- Bachelor’s degree in Computer Science / Engineering / related field
- or
- Master’s degree in Computer Science / Computer Applications
Role: Full Stack Developer II
Work Mode: Work From Office
As a Full Stack Developer II, you will play a pivotal role in designing, developing, and deploying high-performance web applications to manage, monitor, and interface with our robots. You are expected to lead by example—writing clean code, mentoring junior developers, and advocating for best practices across both front-end and back-end stacks. You'll also contribute to architectural decisions, scalability strategies, and end-to-end product delivery.
1. Full Stack Application Development
- Design and develop robust, scalable, and secure web applications using modern frameworks (React, Node.js).
- Implement end-to-end features—from the UI to backend APIs, database interactions, and real-time systems (WebSockets / Socket.IO).
- Write reusable components, services, and APIs following SOLID and DRY principles.
- Own features and modules independently, driving delivery from design to production.
2. System Design & Architecture
- Collaborate with architects and engineering leads to plan system architecture and microservices structure.
- Lead decisions around system performance, scalability, modularization, and maintainability.
- Design APIs, data models, and services for real-time robot communication, telemetry data, and control interfaces.
- Ensure secure communication using HTTPS / TLS fundamentals.
3. Technical Leadership & Mentorship
- Review and guide code contributions from junior and mid-level developers.
- Conduct mentoring sessions and 1:1s to uplift the team’s technical skills.
- Encourage a culture of ownership, continuous learning, and healthy code review habits.
4. DevOps, CI/CD & Cloud Integration
- Collaborate with DevOps to set up and maintain pipelines (CI/CD) for automated testing, deployment, and containerization (Docker).
- Good-to-have exposure with (AWS/ GCP Azure) to deploy applications securely and efficiently.
- Ensure logging, monitoring, and alerting are in place for production-grade systems.
- Good-to-have exposure: Bun, Hono, ArgoCD.
5. Testing & Quality Assurance
- Drive implementation of testing strategies including unit, integration, and end-to-end tests.
- Collaborate with QA engineers to ensure releases are stable, bug-free, and performant.
- Use tools like Vitest, Bun, Postman, etc., for automated testing and performance profiling.
6. Best Practices & Tech Exploration
- Keep the tech stack updated and help the team adopt new tools and patterns (e.g., SSR/SSG, Edge APIs).
- Ensure adherence to best practices in version control (Git), branching strategy, code documentation, and commit hygiene.
- Promote accessibility, security, and performance as first-class considerations.
7. Cross-Team Collaboration
- Work closely with product managers, UI/UX designers, robotics engineers, and QA to ensure tight alignment between software and hardware goals.
- Translate high-level business requirements into technical solutions.
8. Documentation & Knowledge Sharing
- Write and maintain technical documentation, design proposals, and onboarding guides.
- Conduct knowledge-sharing sessions and technical deep dives for the team.
You Are Expected To:
- Review and approve pull requests, ensuring high-quality code and design.
- Push back on poor architectural or implementation decisions.
- Communicate technical risks early and propose mitigation strategies.
- Act as a bridge between product, robotics, and frontend teams.
- Mentor and guide junior engineers, promoting technical excellence across the team.
Requirements
- Education: B.E/ B.Tech/M.E/M.Tech/ M.S in Computer Science, Electronics, or related fields.
- Minimum 3+ years of work experience in full stack development and having demonstrated problem-solving skills.
Core Technical Skills
- Frontend: React ecosystem, TanStack Suite (React Query, Router, Table), component-based architecture, TypeScript.
- Backend: Node.js, Express.js, REST APIs, WebSockets, authentication/authorization, modern runtimes like Bun, lightweight frameworks like Hono.
- Databases: NoSQL (MongoDB), Redis, ORM tools
- Testing: Vitest, Jest, Playwright/Cypress, integration suites, contract testing.
- DevOps: Docker, Nginx, GitOps, CI/CD (GitHub Actions, ArgoCD, etc.), infra-as-code (Optional).
- Familiarity with robotics, IoT, or real-time systems is a plus.
Bonus Skills
- Experience integrating with real-time robotic systems or IoT devices.
- Contributions to open source or developer tooling projects.
- Deep knowledge of browser rendering, async data flows, and modern state management patterns.
Benefits
- Innovative Work – Be part of cutting-edge robotics and automation projects.
- Career Growth – Opportunities for leadership, mentorship, and continuous learning.
- Collaborative Culture – Work with a passionate and skilled team in a dynamic environment.
- Competitive Perks – Industry-standard salary, bonuses, and health benefits.
- Inclusive Workplace – We are an equal-opportunity employer committed to diversity.
Equal Opportunity Employer
- ANSCER Robotics is committed to creating a diverse and inclusive workplace. We welcome applicants from all backgrounds and do not discriminate based on race, gender, religion, disability, or any other protected category. We believe in providing equal opportunities based on merit, skills, and business needs.
- Understanding of python backend development ,with Django ot flask frame work
- Design, build and maintain responsive front-end interfaces for applications
- Collaborate with the rest of the engineering team to design and launch new features
- Create REST APIs and integrating them with the frontend
- Test software to ensure responsiveness and efficiency
Responsibilities
- Collaborate with multiple stakeholders to understand the business context
- Take responsibility for developing product features
- Implement development best practices
Requirements
- Rich experience in Javascript and front end frameworks like React, Angular or Vue
- Build a backend APIs using Java, Node, Python or GoLang
- Proficiency in leveraging Cloud Native components in AWS, Azure or GCP
- Experience in building scalable applications using Microservices principles is a plus
- Experience in designing for performance is a big plus
- Ability to write high quality code
- Experience in polygot persistence using databases like relational (MySQL, Postgres) and NoSQL (MongoDB, Cassandra, DynamoDB, Redis etc)
- Familiarity with DevOps tools and technologies is a plus
- Passion for continuous learning of new technologies
We are now looking for,
Senior SW Developer – IoT Platform Development
to join the team of experts at the KONE Services & Solutions R&D. You will work together with other professionals to develop advanced KONE digital solutions that leverage the latest in cloud and connectivity technologies.
You are a cloud development expert who is passionate about designing and implementing solutions for our connectivity solutions. You are familiar with the software development patterns and can turn the architectural plans to concrete SW designs. You understand and appreciate the modern SW development practices. You work at your best when you are working with people, and you enjoy helping others.
You will work in a key role inside our Agile SW development team. Your closest colleagues will be other developers, test professionals and the PO of the team. You will be part of KONE Technology and Innovation unit’s IoT Tribe.
Main responsibilities include,
- Producing more efficient software designs for new features in our IoT platform tribe
- Developing clean and efficient code based on the specifications.
- Unit and Integration Testing for the developed code and integrate with code coverage tools.
- Verify and deploy programs and systems
- Recommend and execute improvement for the existing offerings from the IoT platform.
- Create technical documentation for reference and reporting.
- Participating in knowledge sharing and demos
To be successful in this role,
- Having a degree in Computer Science or equivalent with minimum 5+ years of relevant working experience.
- More than 3 years proven experience in developing high volume scalable cloud solutions utilizing platforms like Amazon AWS with IoT domain.
- Having hands on development experience with Java, Node JS and TypeScript.
- Experience working with MVC, WEB API, RESTful services with IoT domain
- Team player with capabilities to take the lead and develop own competencies around the core knowledge is a must.
- Understanding of React JS is an added advantage.
- Strong experience with Serverless Cloud Compute Services with AWS or Azure
- Experience in working with AWS platform and its core services like Lambda, CloudWatch, CloudFormation, CDK, SQS, S3 etc., or its equivalent Azure services
- Understanding of Serverless design, network security, cloud design patterns, high availability and secure systems.
- Hands on experience with both SQL and No-SQL databases.
- Experience on DevOps ways of working with good understanding on CI/CD
- Atleast 5 Years of relevant experience in Serverless Microservice developerment in AWS with strong Java technologies and frameworks like Spring, Hibernate etc.,
- Atleast played the role of Lead or above for 2 years,
- Strong Javascript expertise with exprience in JS heavy (ReactJS, NodeJS, NextJS etc) application developement.
- Solid experience with AWS serverless functions.
- Experience on Java (API) suite and web frameworks.
- Expertise around extending AWS core functionalities and extensively customizing it.
- Experience with Continuous Integration and Automated test execution and building tools such as Jenkins, Hudson, Selenium or Maven,
- Experience in leading an Agile development team.
- Excellent communication skills.
- Certification in AWS as Solution Architect is preferred.
- Understanding of e-Commerce domain is good to have.
Role Description:
- Design, develop and maintain application architectures that support clients business requirements.
- Work with project managers and leadership team to ensure that all project deliverables are delivered on time with high quality.
- Work collaboratively with cross functional teams; QA, UX, etc
- Assist in deploying applications to Dev, QA, Production environments and migrations.
- Optimize application performance, scalability and security.
- Provide strong leadership skills, including the ability to facilitate team and client meetings effectively
- Independently lead the estimation effort for a project
- Lead global Agile development teams and perform code reviews.
Roles and Responsibilities
You’ll be a great fit for Bizongo if you:
- Strong proficiency in Java and building scalable enterprise applications
- Can think of architectural design at scale
- Love solving complex and challenging problems
- Have good knowledge of design and architectural patterns
- Thrive to implement Industry’s best practices and coding standards
- High obsession for Quality and Performance
- Good knowledge on performance optimization, SQL tuning, caching techniques
- Like to collaborate with people, share knowledge, learn from others and mentor juniors
- Have experience improving performance of frontend and backend applications
- Have worked in product development setup with good agility and hustle
- Having complete ownership of design, development, and implementation of a product which will directly impact the customers
- Figuring out the common process patterns and automating them to drive results faster
- Building architecture, mentoring fellow engineers and delivering features end-to-end
- One of the fastest growing B2B startup in India
- Leveraging Technology to disrupt the unorganized manufacturing and B2B domain
- Work on Artificial Intelligence, Robotic Process Automation, IoT and bring some of the latest technologies in redefining the B2B experience for made to order products
- 2+ years of experience with React
- Strong experience with React 16.8+ & React Hooks
- Strong experience with NodeJS & Express
- Proficiency in Typescript, AWS, Firebase, and MongoDB
You will be bringing:
- Extensive experience in HTML5, CSS, JavaScript, and front-end frameworks like ReactJS/ AngularJS
- Knowledge of new ES6 features (and actively uses them)
- Experience with popular React.js workflows such as Flux or Redux
- Experience in Redux data patterns and NgRx
- Experience working with server-client architecture projects, consuming JSON data from APIs
- Ability to ruthlessly prioritize in a chaotic and ambiguous environment
- An open, growth mindset when giving and receiving feedback
You get extra points for:
- Being familiar with WebGL/ ThreeJS/ PixiJS
Responsibilities:
* Implementation of a robust set of services / APIs to power the web application
* Building reusable code and libraries for future use
* Optimization of the application for maximum speed and scalability
* Implementation of security and data protection
* Integration of the front-end and back-end aspects of the web application
Requirements:
* Proficiency in developing modern web applications using Nodejs & React.
* Good understanding of Database schema, design, optimisation, scalability.
* Good understanding of server-side CSS preprocessors.
* Ability to implement automated testing platforms and unit tests.
* Great communication skills, strong work ethic.
* Ownership of the product from start to finish.
* Knowledge of code versioning tools such as Git, Mercurial or SVN.
* Ability to learn new technologies quickly.
Nice to haves:
* Experience with AWS
* Expert level understanding of the HTML DOM and underlying event model
* Exposure to Gulp, Grunt, Bootstrap
* Prior Open source contributions
* Experience building responsive designs










