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We are looking for a talented and enthusiastic MERN Stack Developer to join our development team. As a MERN developer, you will be responsible for building and maintaining full-stack web applications using MongoDB, Express.js, React.js, and Node.js.

Core Responsibilities

· Develop, test, and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).

· Design and implement robust, scalable, and secure RESTful APIs and backend services.

· Collaborate with UI/UX designers to build responsive, intuitive, and user-friendly web interfaces.

· Optimize applications for performance, speed, and scalability.

· Write clean, well-documented, and maintainable code following best practices.

· Participate in code reviews, team discussions, and agile ceremonies to ensure high-quality software delivery.

· Bonus skills: Familiarity with TypeScript, Docker, and CI/CD pipelines is a strong plus.

· Experience with cloud platforms such as AWS will be considered an added advantage.

Key Requirements

· 2 - 3 years of hands-on experience in full-stack development using the MERN stack.

· Proficiency in React.js, Node.js, Express.js, and experience with both PostgreSQL and MongoDB.

· Strong foundation in JavaScript, along with HTML5 and CSS3.

· Experience integrating and working with REST APIs and third-party APIs.

· Familiarity with Git and collaborative version control workflows.

· Solid problem-solving, debugging, and analytical skills.

· Experience working in an Agile/Scrum development environment.

Are you passionate about the power of data and excited to leverage cutting-edge AI/ML to drive business impact? At Poshmark, we tackle complex challenges in personalization, trust & safety, marketing optimization, product experience, and more.

Why Poshmark?

As a leader in Social Commerce, Poshmark offers an unparalleled opportunity to work with extensive multi-platform social and commerce data. With over 130 million users generating billions of daily events and petabytes of rapidly growing data, you’ll be at the forefront of data science innovation. If building impactful, data-driven AI solutions for millions excites you, this is your place.

What You’ll Do

• Drive end-to-end data science initiatives, from ideation to deployment, delivering measurable business impact through projects such as feed personalization, product recommendation systems, and attribute extraction using computer vision.
• Collaborate with cross-functional teams, including ML engineers, product managers, and business stakeholders, to design and deploy high-impact models.
• Develop scalable solutions for key areas like product, marketing, operations, and community functions.
• Own the entire ML Development lifecycle: data exploration, model development, deployment, and performance optimization.
• Apply best practices for managing and maintaining machine learning models in production environments.
• Explore and experiment with emerging AI trends, technologies, and methodologies to keep Poshmark at the cutting edge.

Your Experience & Skills

• Ideal Experience: 6-9 years of building scalable data science solutions in a big data environment. Experience with personalization algorithms, recommendation systems, or user behavior modeling is a big plus.
• Machine Learning Knowledge: Hands-on experience with key ML algorithms, including CNNs, Transformers, and Vision Transformers. Familiarity with Large Language Models (LLMs) and techniques like RAG or PEFT is a bonus.
• Technical Expertise: Proficiency in Python, SQL, and Spark (Scala or PySpark), with hands-on experience in deep learning frameworks like PyTorch or TensorFlow. Familiarity with ML engineering tools like Flask, Docker, and MLOps practices.
• Mathematical Foundations: Solid grasp of linear algebra, statistics, probability, calculus, and A/B testing concepts.
• Collaboration & Communication: Strong problem-solving skills and ability to communicate complex technical ideas to diverse audiences, including executives and engineers.

My Client's India is its largest studio outside USA with 400+ people and growing rapidly. It manages some of the biggest global games in the Casual Gaming, Action Strategy, Match-3, Slots, and Invest Express genres. The game teams are responsible for the long term-vision of the game, its entire Game Design & Tuning, Product Roadmap, Features, Content & Creative decisions, Art work (2D, 3D, Animation), Development, QA/Testing, Analytics & Performance Tracking, User Acquisition & Live Operations.

The India team is full of passionate gamers, who love to play, build great products, and have fun doing it. Studio I expect continued growth and is looking for strong leaders to expand the studio into this next growth phase.

As a Principal Software Engineer, you will be responsible for the software design of large scale applications and features & enhancements which reaches millions of players. You should be passionate about players, performance, scalability and holds a very high bar for quality of the game.

Responsibilities

• Work with Product Management to translate business requirements into technical requirements.
• Owns technical roadmap, design and review for end-to-end games, ensure design quality and integrity
• Modernizing the tech stack
• Bring tech innovations in the game which will help in growth of the games
• Design, code, and develop new features/fix bugs/add enhancements
• Analyze and improve efficiency, scalability and stability of various system resources
• Lead and Mentor junior engineers and drive a culture of technical perfection.
• Drive creative and innovative solutions to complex problems, exemplifying good technical discernment.
• Drive improvements and new approaches to address potential systemic pain points and technical debt, anticipate and avoid problems.
• Take a hands-on approach in the development of prototypes, independently and with others, to establish design decisions and/or technical feasibility.

Required Skills

• Masters or Bachelor’s Degree in Computer Science, Engineering or equivalent
• A minimum of 7 years of professional experience in software development, mobile, desktop or web application development with hands on coding experience covering full stack
• Experience coding in C#, C++, Python, Javascript and SQL
• Working knowledge of mobile landscape, architectures, trends, and emerging technologies.
• A proven foundation in computer science, with strong competencies in data structures, algorithms, OOPS and software design
• Strong problem solving and debugging skills
• Excellent communication skills and the ability to work effectively in a team environment.

Desired Skills

• Experience with mobile development – Android/iOS/Native OR on game engines such as Cocos-2D, Unity or other.

• Experience with Amazon Web Services (EC2, ELBs, ElastiCache, DynamoDB, terraform etc)
• Experience with setting up server monitoring, alerting and server provisioning
• Familiarity with micro service architecture, containers and related technologies (Docker, Kubernetes, ECS)
• Experience with development tools & integrated build systems: XCode, IntelliJ, Git/Jenkins
• Experience of driving activities, review process to ensure software and product quality.
• Willing to pick up any languages, technologies, or methodologies necessary to smite a challenge—and if a conventional solution does not exist, then innovate as necessary.

What we offer you:

• Work in a studio that has complete P&L ownership of games
• Competitive salary, discretionary annual bonus scheme and  RSUs
• Full medical, accident as well as life insurance benefits
• Catered breakfast, lunch and evening snacks
• Child care facilities for women employees and discounted facilities for male employees
• Well stocked pantry
• Generous Paid Maternity/Paternity leave
• Employee Assistance Programs
• Active Employee Resource Groups – Women 
• Frequent employee events
• Additional leave options for most employees
• Flexible working hours on many teams
• Casual dress every single day
• Work with cool people and impact millions of daily players!

We are looking for a Backend Developer to join our team to build our product and we are looking for out-of-the-box thinkers with the original thought process and lateral thinking.

You will join a young, dynamic and fast-paced environment, and work with cross-functional teams to design, build, and roll out products that deliver the company's vision and strategy.

Responsibilities :

- Backend development with Node.js, MongoDB and Typescript.

- Developing and testing flexible, scalable applications.

- Collaborate with Front end developers to produce optimum output.

- Think out of the box, discuss and implement your ideas over the phase.

Required skills :

- 3+ Years of experience in backend development using any programming language

- Strong knowledge in APIs

- Proficient understanding of code

Job title: Engineering Manager

BlueOptima’s vision is to become the global reference for the optimisation of the performance of Software Engineers across all industries. We provide industry-leading objective metrics in software development. We enable large organisations to deliver better software, faster and at lower cost, with technology that pushes the limits of what has been done before. 

We are a global company which has consistently doubled in headcount and revenue YoY, with no external investment. We currently are located in 4 countries: London (our HQ), Mexico, India and the US. A total number of 260+ employees (and increasing every day) from 22 different nationalities and with over 25 languages spoken.

We promote an open minded environment and encourage our employees to create their own success story in this high performance environment. 

Location: Bangalore, India

Department: Engineering

Job summary:

We are seeking an Engineering Manager, with experience in developing scalable SaaS applications and leading and managing high performing distributed teams, to join our growing company and be a part of our success story. 

We are looking for an individual with great leadership and team handling skills, strong hands-on experience in software development, and excited to work in a fun and friendly fast paced environment.

Responsibilities and tasks:

• Manage a team (comprising of Software Engineers, Sr. Software Engineers, QA Engineers), including providing technical direction, task allocation, and code reviews.
• Drive technical projects and provide leadership in an innovative and fast-paced environment.
• Owns overall planning, execution, and success of complex technical projects.
• Contribute technically to projects.
• Work closely with the Product Management team to ensure we're building the best products which deliver value to our clients.
• Set up best practices for development, champion their adoption
• Work closely with team to estimate and plan projects in an Agile environment

• Managing customer issues and escalations and tracking the Customer SLAs closely
• Defining/evolving and enforcing relevant software development processes for the Engineering team.
• Ensuring that the team complies to the quality standards
• Active communication and coordination with clients and internal stakeholder
• Motivating, mentoring, and helping your team with developing their careers and provide guidance for performance appraisals
• Participate in hiring different roles required within the team

What You Need to Succeed at BlueOptima: 

• Minimum Bachelor's degree in Computer Science or equivalent with 10- 12 years in the software industry and 3-5 years of experience managing customer facing software development teams.
• Minimum of 5 years of software product development experience, and hands on technical work with full life cycle implementations.
• Experience in Web application development / Hosted solutions
• Comfortable guiding teams in an Agile environment
• Should have worked in cross functional teams (product management, development, QA, sales, customers), should be able understand team dynamics and priorities of each functional stakeholder and work with them to meet project goals
• Should be assertive, proficient in resolving conflicts and gains consensus in cross functional teams
• Adaptable to changing business requirements and priorities
• Experience with continuous integration and continuous delivery pipelines
• Demonstrated ability to recruit, build effective teams and to motivate, direct and coach team members; ability to manage multi-site teams
• Strong Java, Database fundamentals.
• Knowledge of and experience in, maintaining mission critical applications with 24x7 operations, 5 9’s availability (Desirable)
• Knowledge of AWS, Springboot, ReactJS, Postgres (Desirable)

Why join our team?

Culture and Growth:

• Global team with a creative, innovative and welcoming mindset.
• Rapid career growth and opportunity to be an outstanding and visible contributor to the company's success.
• Freedom to create your own success story in a high performance environment.
• Training programs and Personal Development Plans for each employee

Benefits: 

• 32 days of holidays (this includes public and religious holidays)
• Contributions to your Provident Fund which can be matched by the company above the statutory minimum as agreed
• Gratuity payments
• Private Medical Insurance provided by the company (Employee + Spouse + 2 Children + 2 Parents)
• 12 Weeks Paid Paternity Leave, 6 months Maternity leave
• Support with childcare costs (50%)
• Work From Home assistance and equipment budget
• Flexible Work from Home policy - 2 days home p/w
• Flexible Work from Long Distance - 4 weeks a year
• International travel opportunities & Global annual meet-up
• High-quality equipment (Ergonomic chairs and 32’ screens)

About our organization background: http://sportsit.net/" target="_blank">http://sportsit.net/ 

SportsIT A London headquartered global technology firm specializing in working with technology firms and IT organizations in the emerging technologies such as Web 2.0, SaaS, Cloud, Open-source, BI/DW, Mobility, Automation, DevOps and Big Data. 

We work only on the Sports, Games, Betting and Gambling industry.   

Job Description: React.JS Developer role

Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.

Thorough understanding of React.js and its core principles.

Experience with popular React.js workflows (such as Flux or Redux)

Familiarity with newer specifications of ECMAScript.

Experience with data structure libraries (e.g., Immutable.js)

Knowledge of isomorphic React is a plus.

Familiarity with RESTful APIs.

Knowledge of modern authorization mechanisms, such as JSON Web Token.

Familiarity with modern front-end build pipelines and tools.

Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

Ability to understand business requirements and translate them into technical requirements.

A knack for benchmarking and optimization.

Familiarity with code versioning tools.

Required Skills and Experience 

• 4+ years of relevant experience with DevOps tools Jenkins, Ansible, Chef etc
• 4+ years of experience in continuous integration/deployment and software tools development experience with Python and shell scripts etc
• Building and running Docker images and deployment on Amazon ECS
• Working with AWS services (EC2, S3, ELB, VPC, RDS, Cloudwatch, ECS, ECR, EKS)
• Knowledge and experience working with container technologies such as Docker and Amazon ECS, EKS, Kubernetes
• Experience with source code and configuration management tools such as Git, Bitbucket, and Maven
• Ability to work with and support Linux environments (Ubuntu, Amazon Linux, CentOS)
• Knowledge and experience in cloud orchestration tools such as AWS Cloudformation/Terraform etc
• Experience with implementing "infrastructure as code", “pipeline as code” and "security as code" to enable continuous integration and delivery
• Understanding of IAM, RBAC, NACLs, and KMS
• Good communication skills

Good to have:

• Strong understanding of security concepts, methodologies and apply them such as SSH, public key encryption, access credentials, certificates etc.
• Knowledge of database administration such as MongoDB.
• Knowledge of maintaining and using tools such as Jira, Bitbucket, Confluence.
• Work with Leads and Architects in designing and implementation of technical infrastructure, platform, and tools to support modern best practices and facilitate the efficiency of our development teams through automation, CI/CD pipelines, and ease of access and performance.
• Establish and promote DevOps thinking, guidelines, best practices, and standards.
• Contribute to architectural discussions, Agile software development process improvement, and DevOps best practices.