Fullstack Developer

Job Description – Senior Software Developer

 Key Responsibilities:

• Architect, develop and maintain web applications using the MERN stack.
• Design RESTful APIs (and possibly GraphQL) in Node.js/Express, integrate with front-end in React.
• Build and enhance the front-end UI in React, ensuring performance, responsiveness and maintainability.
• Design MongoDB schemas, indexes and queries for high-traffic/scale scenarios.
• Deploy, operate and optimise cloud infrastructure on AWS: e.g., EC2, Lambda, S3, RDS/DynamoDB, VPCs, IAM, autoscaling.
• Ensure high availability, fault-tolerance, and scalability of services in production.
• Set up and maintain CI/CD pipelines, infrastructure as code, automated testing, monitoring & alerting.
• Troubleshoot and fix performance bottlenecks across the stack (front-end, back-end, database, cloud).
• Collaborate with cross-functional teams (product, design, QA, DevOps) to deliver features end-to-end.
• Mentor junior/mid-level developers, conduct code-reviews, impart best practices.
• Stay up to date with emerging technologies, propose improvements to architecture and processes.

Required Skills & Qualifications:

• 3-5 years of hands-on experience in full-stack web development using the MERN stack (MongoDB, Express.js, React.js, Node.js).
• Strong front-end skills in React: component architecture, hooks, state management, performance optimisation.
• Solid back-end skills in Node.js/Express: API design, middleware, security, robustness.
• Experience with MongoDB (or equivalent NoSQL) including schema design, query optimisation, indexing.
• Proven experience working with AWS cloud services (compute, storage, database, networking, security, monitoring).
• Experience deploying applications at scale: autoscaling, high availability, disaster recovery.
• Familiarity with CI/CD pipelines, infrastructure‐as‐code (CloudFormation, Terraform or similar), containerisation (Docker) is a plus.
• Good understanding of software engineering best practices: code-quality, testing, documentation, version control (Git).
• Excellent communication skills, self-motivation, ability to work remotely and collaborate across time zones.
• Bachelor’s degree in Computer Science or related field (or equivalent experience).
• 
  

Job Title: SRE Lead Engineer

Location: Hyderabad, India

Company: Client of Options Executive Search, AI Saas Product Development Company

We are seeking a DevOps / SRE Lead Engineer to architect and scale our client's multi-tenant SaaS platform with AI/ML at the core..

Our client, a fast-growing AI-powered SaaS company in the FinTech space, is looking for a Site Reliability Engineering (SRE) Lead Engineer to join their dynamic team. This is an opportunity to design and operate large-scale SaaS systems that integrate cutting-edge AI/ML capabilities.

About the Role

As the SRE Lead Engineer, you will be responsible for architecting, building, and maintaining infrastructure that powers a multi-tenant SaaS platform. You’ll drive reliability, scalability, and security, while supporting AI/ML pipelines in production. This is a hands-on role with significant ownership, requiring both technical depth and leadership in site reliability practices.

Key Responsibilities

• Architect, design, and deploy end-to-end infrastructure for large-scale, microservices-based SaaS platforms.
• Ensure system reliability, scalability, and security for AI/ML model integrations and data pipelines.
• Automate environment provisioning and management using Terraform in AWS (EKS-focused).
• Implement full-stack observability across applications, networks, and operating systems.
• Lead incident management and participate in 24/7 on-call rotation.
• Optimize SaaS reliability while enabling REST APIs, SSO integrations (Okta/Auth0), and cloud data services (RDS/MySQL, Elasticsearch).
• Define and maintain backup and disaster recovery for critical workloads.

Required Skills & Experience

• 8+ years in SRE/DevOps roles, managing enterprise SaaS applications in production.
• Minimum 1 year experience with AI/ML infrastructure or model-serving environments.
• Strong expertise in AWS cloud, particularly EKS, container orchestration, and Kubernetes.
• Hands-on experience with Infrastructure as Code (Terraform), Docker, and scripting (Python, Bash).
• Solid Linux OS and networking fundamentals.
• Experience in monitoring and observability with ELK, CloudWatch, or similar tools.
• Strong track record with microservices, REST APIs, SSO, and cloud databases.

Nice-to-Have Skills

• Experience with MLOps and AI/ML pipeline observability.
• Cost optimization and security hardening in multi-tenant SaaS.
• Prior exposure to FinTech or enterprise finance solutions.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related discipline.
• AWS Certified Solutions Architect (strongly preferred).
• Experience in early-stage or high-growth startups is an advantage.

Why Join?

• Be at the forefront of AI/ML-powered SaaS innovation in FinTech.
• Work with a high-energy, entrepreneurial team building next-gen infrastructure.
• Take ownership of mission-critical reliability challenges.
• Grow your career in an environment that values impact, adaptability, and innovation.

If you’re passionate about building secure, scalable, and intelligent platforms, we’d love to hear from you. Apply now to be part of our client’s journey in redefining enterprise finance operations.

Job Purpose

We are looking for an energetic and self-starter software developer to join our product development practice as a Senior Software Engineer (SSE).

You will get to work with some of the best and knowledgeable tech talent in the financial world and you will build next generation digital services and platforms that will lead the transformation goals for our customers. You will work closely with the engineering, UX, product and test automation communities, as part of the agile team, to lead product design and development and to help the Digital Service Product Owner to deliver and maximize value.

You will drive engineering and architecture best practices for writing and encouraging others to write secure code and dev-ops process while getting opportunities for learning new business domain and topics, to work with industry SMEs and to learn new technology and behavioral skills.

Key Responsibilities

As a Full-stack Developer

• 8+ year’s professional experience in enterprise software design and development in an N-tier architecture environment;
• Understanding of 12-factor app framework is highly desirable
• Must have experience building web applications using .NET core 3.x (.NET 5.0 is better), Web API, HTML5, React OR other JS-based frameworks like Angular
• Must have experience with tools such as Jira, Github, Confluence (or other wiki), SonarQube (or similar), OWASP ZAP (or similar) and Snyk (or similar)
• Experience with data visualization libraries /framework like D3js, Plotly, HighCharts etc. will be an advantage
• Must have experience with SOA and Web Service standards (REST & JSON/SOAP & WSDL/WS-I Basic Profile), and IIS
• Understand the business requirements from the product owner(s)
• Design and implement the system from scratch & build enhancements, features request using modern application frameworks using C# and React with .NET Core, Web API, AWS services etc.
• Participate in both development & maintenance tasks
• Independently troubleshoot difficult and complex issues on production and other environments

As a Technical Lead in the pod

• Must have experience of working in an automated CI/CD environment and with fast moving teams using Scrum/Agile; Experience with AWS and other cloud providers is highly desirable
• Must have extensive experience with object oriented design principles. Ability to articulate the pros and cons of design/implementation options
• Participate in design review and peer code review
• Work collaboratively in a global setting, should be eager to learn new technologies
• Responsible for extending and maintaining existing codebase with focus on quality, re-usability, maintainability and consistency
• Coach teams on best practices and architecture design

As member of the Engineering community

• Must have extensive experience with object oriented design principles.
• Ability to articulate the pros and cons of design/implementation options
• Good understanding and knowledge of areas including but not limited to requirement gathering, designing, development, testing, maintenance, quality control etc.
• Stay up-to-date on latest developments in technology
• Learn and share learnings with the community

Behavioral Competencies

• A self-starter, excellent planner and executor and above all, a good team player
• Excellent communication skills and inter-personal skills are a must
• Must have organizational skills, including multi-task capability, priority setting and meeting deadlines
• Ability to build collaborative relationships and effectively leverage networks to mobilize resources
• Liking and initiative to learn business domain is highly desirable
• Likes dynamic and constantly evolving environment and requirements

Java Developer - Microservices ( 4+ Yrs) - Mumbai & Gurgaon

Java Developer - Angular ( 3+ Yrs) - Mumbai & Gurgaon

Must have 4+ years of experience in Enterprise Java 8 and above

 Strong in Core Java (Collections, Threads, Regular Expressions, concurrency, Lambdas, Reactive, Exception handling).

 Strong experience in microservices and event driven processing systems.

 Experience with architecting and implementing apps using Spring Boot, Spring Cloud including Spring MVC, Spring Boot, Spring JDBC, and Spring Cloud.

 Good knowledge on relational database (Oracle) or NO SQL database is preferred.

 Experience in writing & automating test scripts using Mockito/JUnit, SpringbootTest etc.

 Must be capable of doing code reviews and mentor the junior developers to drive towards high quality deliverables.

 Strong background culture of delivering projects with first time right / Zero defects in Production.

 Very good analytical, problem solving ability, verbal, and written communication skills.

•  Good communication skills in English (Written and Oral)
•  Strong knowledge of RDBMS concepts
•  Strong analytical and problem-solving skills
•  Experience in performance tuning
•  Experience in interaction with the customer
• Mandatory technical skills Java 8+, Angular 2+, HTML, CSS, TypeScript
• Preferred Tools (SVN, GIT, Maven, Jenkins Jira Confluence) 
•  Ability to explore the application by himself/herself from the training provided

• New feature development or enhancement or change request activities (Requirement analysis, Requirement documentation, Design, Coding, Review, Testing and Release process)
•  Defect Fixing (Defect analysis, route cause identification, Code change, testing, obtaining user confirmation and release process)
• Support tasks (Ticket analysis, data uploading, performance tuning, job monitoring, any analysis task, ReportGeneration and etc.,)
• Level 2 and Level 3 support (Support process adherence)
• Functional and technical or solution documentation preparation
• Execution will either be Waterfall or Agile
• The process needs to be followed as defined by RBEI or RBEI’s Customer
• Preparation & participation in the project status and review meeting

Thoughtworks is a global software consultancy with an aim to create a positive impact on the world through technology. Our community of technologists thinks disruptively to deliver pragmatic solutions for our clients' most complex challenges. We are curious minds who come together as collaborative and inclusive teams to push boundaries, free to be ourselves and make our mark in tech.

Our developers have been contributing code to major organizations and open source projects for over 25 years. They’ve also been writing books, speaking at conferences and helping push software development forward, changing companies and even industries along the way. We passionately believe that software quality is driven by open communication, review and collaboration. That’s why we’re such vehement supporters of open source and have made significant contributions to open source tools for testing, continuous delivery (GoCD), continuous integration (CruiseControl), machine learning and healthcare. 

As consultants, we https://www.thoughtworks.com/careers/hub/consultant-life">work with our clients to ensure we’re evolving their technology and empowering adaptive mindsets to meet their business goals. You could influence the digital strategy of a retail giant, build a bold new mobile application for a bank or redesign platforms using event sourcing and intelligent data pipelines. You will use the latest Lean and Agile thinking, create pragmatic solutions to solve mission-critical problems and challenge yourself every day.

For a team to thrive, it needs active collaboration and room for healthy, respectful debate. Senior Developers are the technologists who cultivate this environment while driving teams toward delivering on an ambitious tech vision and acting as mentors for more junior-level consultants. You will leverage deep technical knowledge to solve more complex business problems and actively assess your team’s health, code quality and nonfunctional pipelines. 

You’ll spend time on the following:

• You will use continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible.
• You will work in collaborative, value-driven teams to build innovative customer experiences for our clients
• Create large-scale distributed systems out of microservices
• You will apply the latest technology thinking from ourhttps://www.thoughtworks.com/radar"> tech radar to solve client problems
• Efficiently utilize DevOps tools and practices to build and deploy software
• You will lead or take part in the entire cycle of software consulting and delivery from ideation to deployment and everything in between
• You will act as a mentor for less-experienced peers through both your technical knowledge and leadership skills 

Here’s what we’re looking for:

• 4-8 years of experience with two or more development languages such as Java/C#/Python/Go/Node.js etc
• You can skillfully write high-quality, well-tested code and you are comfortable with Object-Oriented programming
• Presence in the external tech community: you proactively share your expertise with others via speaking engagements, contributions to open source, blogs and more
• Comfortability with Agile methods, such as Extreme Programming (XP), Scrum and/or Kanban
• You enjoy influencing others and always advocate for technical excellence while being open to change when needed 
• You’re willing and able to commit to travel to client sites in order to solve their business problems
• You’re resilient in ambiguous situations and can approach challenges from multiple perspectives
• Bonus points if you have working knowledge of cloud technology such as AWS, Azure, Kubernetes and Docker