Software Developer

About the Role

At Ceryneian, we’re building a next-generation, research-driven algorithmic trading platform aimed at democratizing access to hedge fund-grade financial analytics. Headquartered in California, Ceryneian is a fintech innovation company dedicated to empowering traders with sophisticated yet accessible tools for quantitative research, strategy development, and execution.

Our flagship platform is currently under development. As a Backend Engineer, you will play a foundational role in designing and building the core trading engine and research infrastructure from the ground up. Your work will focus on developing performance-critical components that power backtesting, real-time strategy execution, and seamless integration with brokers and data providers. You’ll be responsible for bridging core engine logic with Python-based strategy interfaces, supporting a modular system architecture for isolated and scalable strategy execution, and building robust abstractions for data handling and API interactions. This role is central to delivering the reliability, flexibility, and performance that our users will rely on in fast-moving financial markets.

We are a remote-first team and are open to hiring exceptional candidates globally.

Core Tasks

·      Build and maintain the trading engine core for execution, backtesting, and event logging.

·      Develop isolated strategy execution runners to support multi-user, multi-strategy environments.

·      Implement abstraction layers for brokers and market data feeds to offer a unified API experience.

·      Bridge the core engine language with Python strategies using gRPC, ZeroMQ, or similar interop technologies.

·      Implement logic to parse and execute JSON-based strategy DSL from the strategy builder.

·      Design compute-optimized components for multi-asset workflows and scalable backtesting.

·      Capture real-time state, performance metrics, and slippage for both live and simulated runs.

·      Collaborate with infrastructure engineers to support high-availability deployments.

Top Technical Competencies

·      Proficiency in distributed systems, concurrency, and system design.

·      Strong backend/server-side development skills using C++, Rust, C#, Erlang, or Python.

·      Deep understanding of data structures and algorithms with a focus on low-latency performance.

·      Experience with event-driven and messaging-based architectures (e.g., ZeroMQ, Redis Streams).

·      Familiarity with Linux-based environments and system-level performance tuning.

Bonus Competencies

·      Understanding of financial markets, asset classes, and algorithmic trading strategies.

·      3–5 years of prior Backend experience.

·      Hands-on experience with backtesting frameworks or financial market simulators.

·      Experience with sandboxed execution environments or paper trading platforms.

·      Advanced knowledge of multithreading, memory optimization, or compiler construction.

·      Educational background from Tier-I or Tier-II institutions with strong computer science fundamentals, a passion for scalable system design, and a drive to build cutting-edge fintech infrastructure.

What We Offer

·      Opportunity to shape the backend architecture of a next-gen fintech startup.

·      A collaborative, technically driven culture.

·      Competitive compensation with performance-based bonuses.

·      Flexible working hours and a remote-friendly environment for candidates across the globe.

·      Exposure to financial modeling, trading infrastructure, and real-time applications.

·      Collaboration with a world-class team from Pomona, UCLA, Harvey Mudd, and Claremont McKenna.

Ideal Candidate

You’re a backend-first thinker who’s obsessed with reliability, latency, and architectural flexibility. You enjoy building scalable systems that transform complex strategy logic into high-performance, real-time trading actions. You think in microseconds, architect for fault tolerance, and build APIs designed for developer extensibility.

Job Description:-

In this role, you will be an integral part of our team responsible for developing and maintaining new applications that support assessment systems. This is a unique opportunity to contribute to an important regional initiative.

Role Responsibilities:

Analysis and Design: Collaborate with stakeholders and the Application Systems team to deeply understand application requirements. Develop technical design documents following business standards.

Programming and Testing: Actively engage in application programming to meet business requirements. Conduct unit testing and assist in functional, load, and user acceptance testing when needed.

Project Review and Enhancement: Review ongoing projects and provide valuable recommendations for improvement. Be open to assisting in related tasks as directed by the line Manager.

The Successful Applicant

To excel in this role, you should possess the following qualifications and skills:

Java Expertise: Strong experience in Java Application Design, Coding, and Implementation.

Front-End Development: Excellent skills in front-end development using Angular 10, Bootstrap, and Typescript.

Technology Stack: Proficiency in Java, Spring Suite, Hibernate, PostgreSQL, Docker, Kubernetes, Rest APIs, and Micro-services is highly desirable.

Agile Methodologies: Familiarity with Agile development methodologies, including refactoring, TDD, and continuous integration.

Client Interaction: Exceptional client-facing and presentation capabilities.

Team Collaboration: Ability to work effectively both autonomously and within a team.

If you are a skilled Full-stack developer passionate about creating innovative solutions and meet the above-mentioned qualifications, we invite you to apply for this exciting opportunity.

To apply, please submit your resume and a cover letter detailing your relevant experience and why you believe you fit this position.

About Easyrewardz:

• Easyrewardz offers industry-agnostic cloud-based CRM, Loyalty and Conversational Commerce solutions that enable seamless omnichannel customer experience.
• At Easyrewardz, we believe that every customer data captured has a story to tell! Our key focus has always been to help brands deliver seamless customer experience and create a deeper customer connect by leveraging actionable insights obtained from data.
• The Indian retail ecosystem is still learning to rely on data when it comes to delivering consistent customer experiences throughout the journey, hence we’ve tried to address those gaps and pain points with our CRM suite.
• Our entire gamut of solutions has Customer Data Platform at the core providing intelligence that powers every product and enables Single View of Customer.

About the role

At EasyRewardz, we're using leading-edge technology to create best loyalty solutions of tomorrow. When you join us as a Sr. Software Engineer, you'll become part of a team focused on innovation and change. You'll work a little harder. You'll aim a little higher. You'll expect more from yourself and others. And at the end of the day, you'll be doing a lot of good work. Through a lot of inspired individuals, we are using technology to build varied nature of loyalty solutions that works better for more people in more ways than ever.

We are looking to reinforce our team with people who are decisive, brilliant and built for speed -- people like you.

As a backend .NET core developer, you will be predominantly involved in:

• Developing business solutions by creating new and modifying existing software web applications.
• Coding, testing, debugging & supporting all types of enterprise web applications consistent with established specifications and business requirements to deliver business value.

This is more than a challenging development role. This is high performance technology.

Responsibilities:

• Develop, test, implement and maintain .net core based middle layer/services application working with established processes.
• Ensure adherence of best coding practicesfor a high-performance data processing backend application.
• Identify production and non-production application issues & assist team with optimal solution.
• Identify opportunities to fine-tune and optimize applications of .Net core developed projects, including periodic code review.
• Provide technicalsupport and consultation for .Net core backend application and deployment related queries

Desired Skills Technical Skills

• Experience in WCF/Web Services or REST API (Using C#.Net core)
• 1+ years of hands on experience (using HTTPS) .Net core Based Windows Services 2+ year of hands on experience SQL Server (2012 or 2014)
• 2+ year of hands on experience in writing high performance SQL queries.
• (MySQL is preferable) Message Queue (RabbitMQ, Kafka or similar) Work experience preferable for message queue based architecture development Distributed Cache Management (Redis Cache, MemCached or similar) Experience preferable

• Technical Guidance: You will provide technical leadership to a team of excellent software engineers; this requires that you have the technical depth to make complex design decisions and the hands-on ability to lead by example.
• Execution and Delivery: You will be expected to instill and follow good software development practices and ensure timely delivery of high-quality products. You should be familiar with agile practices as well as be able to adapt these to the needs of the business, with a constant focus on product quality.
• Team management : You will be responsible for hiring and mentoring your team; helping individuals grow in their careers, having constant dialogue about their aspirations and sharing prompt, clear and actionable feedback about performance.

• Technical depth: You have the strong technical competence required to gain credibility. Ability to architect, design and code yourself. Technical experience in building and operating web-based applications. Deep understanding of all layers of the web-stack work (from the client interface to the database.) Knowledge of multiple technology stacks/languages/tools and their pros/cons.
• Execution ability: Focus on delivering products in a timely manner with high quality. Familiarity with multiple software development practices and tools, and the proven ability to adapt, champion and institute good practices and tools.
• You must have a degree in Computer Science or a related field. Strong understanding of object- oriented programming, concurrency and fundamentals of computer-science.
• Total of 9+ years’ experience building cutting edge products. Deep experience in building very large scale applications and 2 + years’ experience in team management.
• Strong problem solving skills, data structures and algorithms.

• Multiple consumer-grade B2B apps for our agency partners, powering near real-time quoting, streamlined policy administration and claims management
• Safety platform to help transportation fleets understand and improve their safety
• Lead generation apps to build our customer acquisition funnel

• You have experience with software development/coding.
• You learn quickly and can operate independently. You're not afraid to take something on just because you don’t know how to do it yet.
• You not only have the ability or skill to communicate effectively but also have the willingness to be open and honest in your communication.
• You have a growth mindset. You take data-driven decisions and are constantly looking for opportunities to optimize and enhance our customer experience.

• Competitive weekly pay
• Reimbursement for your home-office setup
• Weekly team events to connect with fun, bright coworkers
• Lots of swag!

Responsibilities:

• Design, develop, and maintain software applications.
• Go the extra mile to identify customer needs and pain-points. 
• Relentless focus on delivering high quality, bug-free code.
• Closely work with the SRE and DevOps team to set up microservices infrastructure. 
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Participate in application design, code reviews and documentation.

Requirements:

• Experience in agile development process.
• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript.
• Experience with cross-browser, cross-platform and design constraints on the web
• Good understanding and experience of working on Vue.js/React.js.
• Prior experience building REST APIs
• Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
• Experience with AWS/GCP is a plus
• Knowledge of version control systems like GIT.
• Experience in developing automated unit and functional tests
• A minimum of 1 year of experience is needed.