Senior Software Engineer 2 (Ruby on Rails) | Klara

IAD / SAD / LAD GCP Data Engineer

Senior Frontend Engineer

Full Stack Engineer

Blockchain Engineer

Senior Devops Engineer

QA Tester

Java Backend Engineer

Staff Software Engineer - Backend

Responsibilities: <ul><li>Design, build, and maintain scalable backend systems using Ruby on Rails, ensuring reliability, performance, and an exceptional user experience.</li><li>Collaborate closely with Product and Design teams to translate customer needs into high-impact technical solutions, balancing simplicity with scalability.</li><li>Define and communicate clear technical specifications by breaking down complex requirements into actionable, well-structured implementation plans.</li><li>Uphold engineering excellence through test-driven development (TDD), comprehensive integration testing, and disciplined API design and management.</li><li>Optimize data storage and messaging systems, including PostgreSQL, NoSQL databases, and RabbitMQ, to ensure system efficiency and stability.</li><li>Mentor and support fellow engineers through pairing, knowledge sharing, and leading refactoring initiatives to continuously raise team-wide technical standards.</li></ul> Requirements: <ul><li>Technical Depth: A degree in Computer Science (or equivalent experience) and 3+ years of professional mastery in Ruby and its frameworks (Rails, Grape, or Sinatra).&nbsp;</li><li>A Quality Mindset: A strong TDD advocate who lives and breathes RSpec.&nbsp;</li><li>Systems Thinking: Deep experience with relational databases and message-driven architectures. You understand how parts of a system talk to one another.&nbsp;</li><li>Growth Mindset: A drive to learn and take ownership. You dont wait for permission to make things better.&nbsp;</li><li>Effective Communication: The ability to influence technical decisions and explain "the why" to both technical and non-technical stakeholders.</li></ul>

Responsibilities: Architecture &amp; Design:&nbsp; <ul><li>Design end-to-end data architectures that integrate real-time streaming (Kafka, GCP Pub/sub) and batch processing (Big Query OR Databricks).</li></ul> Pipeline Development:&nbsp; <ul><li>Build and maintain robust ETL/ELT pipelines flowing into BigQuery/Databricks, ensuring data is clean, modeled, and ready for consumption.</li></ul> Custom Integration:&nbsp; <ul><li>Develop custom APIs and microservices using Java/Python/C# to facilitate data movement between niche systems and the data lakehouse.</li></ul> Infrastructure Management:&nbsp; <ul><li>Deploy and manage data workloads on Google Kubernetes Engine (GKE), ensuring high availability and cost-efficiency.</li></ul> Technical Leadership:&nbsp; <ul><li>Mentor junior engineers, conduct code reviews, and establish DataOps best practices (CI/CD, automated testing, and monitoring).</li></ul> Data Reliability:&nbsp; <ul><li>Implement data quality frameworks to ensure accuracy and lineage across the hybrid environment.</li></ul> Requirements: <ul><li>Experience with Terraform &amp; Azure Dev Ops (ADO).</li><li>Knowledge of workflow orchestrators like Apache Airflow (Cloud Composer).</li><li>Experience implementing Data Governance (metadata management, data cataloging).</li><li>Data Processing &amp; Storage</li><li>BigQuery: Expert-level SQL and experience with partition/cluster optimization.</li><li>Databricks: Deep knowledge of the Lakehouse architecture, Delta Lake, and Spark (PySpark/Scala) Software Engineering &amp; APIs</li><li>Languages: Proficiency in Java/Python/C# for backend development and custom data connectors.</li><li>API Design: Proven ability to build and consume RESTful APIs for data ingestion Streaming &amp; Infrastructure</li><li>Kafka/GCP Pub-Sub: Experience building event-driven architectures and managing producers/consumers.</li><li>GKE: Proficiency in containerization (Docker) and orchestrating data workloads on Kubernetes.</li></ul>

Responsibilities: <ul><li>Create and implement interactive, user-friendly, and visually appealing user interfaces (UIs) for web applications.</li><li>Develop robust front-end architectures, write high-quality code, and perform code reviews to maintain standards.&nbsp;</li><li>Ensure applications are fast, responsive, and scalable across various devices and platforms by optimizing loading times and performance.&nbsp;</li><li>Research, evaluate, and adopt new front-end technologies and frameworks (Angular, React) to keep products at the groundbreaking.&nbsp;</li><li>Collaborate with our team to create user-friendly web3 applications.</li><li>Develop responsive and intuitive UIs with React, Next.js, HTML, CSS, and JavaScript/TypeScript.</li><li>Work with WAGMI, Viem to interact with smart contracts.</li><li>Work with Redux and/or MobX for smooth state management.</li><li>Work with REST APIs and GraphQL for backend communication.</li></ul> Requirements: <ul><li>Proven experience as a senior frontend engineer, with a track record of delivering high-quality web applications.</li><li>Strong proficiency in JavaScript/TypeScript languages.</li><li>Expertise in frontend frameworks: Angular and/or React.</li><li>Hands-on experience with RxJS library and state management systems: NGRX, NGXS.</li><li>Experience in writing and support unit tests (Karma, Jasmine, Spectator).</li></ul>

Responsibilities: <ul><li>Design, develop, test, and deploy smart contracts using Solidity (bonus for Rustbased smart contracts).</li><li>Build and maintain frontend applications using Next.js, React, TypeScript, Wagmi, and Viem.</li><li>Develop and manage backend services, including REST APIs, using Node.js, Rust, or other modern frameworks.</li><li>Implement and maintain subgraphs and substreams (The Graph) for on-chain data indexing and querying.</li><li>Write and maintain scripts (JavaScript, Bash, etc.) for automation, tooling, and DevOps tasks.</li><li>Contribute to and maintain infrastructure using Docker, Kubernetes, and CI/CD pipelines.</li><li>Collaborate with cross-functional teams to define, design, and ship new features and systems.</li><li>Participate in code reviews, testing, and documentation to ensure high-quality software.</li><li>Stay current with the latest developments in Web3, blockchain, and infrastructure tooling</li></ul> Requirements: <ul><li>Minimum of 5+ years of experience in software development across the stack.</li><li>Bachelors degree preferred or equivalent experience</li><li>2+ years of experience with Solidity and smart contract development.</li></ul>

Responsibilities: <ul><li>Design, develop, test, and deploy smart contracts.</li><li>Collaborate with frontend and backend developers to integrate smart contracts with web3 applications.</li><li>Rigorously review code to uphold standards of quality and functional robustness.</li><li>Maintain and enhance existing smart contracts based on evolving needs.</li><li>Stay ahead of the curve by updating knowledge on cryptographic and blockchain advancements, ensuring potential security threats are preempted and neutralized.</li><li>Work closely with product managers and collaborators to crystallize technical needs and system architecture.</li><li>Offer your blockchain and smart contract expertise to a diverse team audience, catering to both technical and non-technical members.</li><li>Actively address and rectify issues identified in live smart contracts.</li><li>Stay updated with the latest developments in the Blockchain ecosystem and adapt solutions accordingly</li></ul> Requirements: <ul><li>Bachelor’s degree in Computer Science, Engineering, or a related STEM field and/or equivalent experience.</li><li>Proven experience in blockchain technology and associated smart contract capabilities.</li><li>Minimum of 3 years of experience in Blockchain Development.</li><li>Demonstrable experience with Solidity.</li><li>Strong understanding of blockchain security practices and potential vulnerabilities.</li><li>Proficiency in Hardhat and Foundry.</li><li>Experience with Solidity security testing tools like Slither, Mythril, Echidna</li><li>Practical experience with scripting languages like JavaScript or Typescript.</li><li>Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity.</li><li>Proven aptitude for best development practices, data structures, algorithms, and methodologies.</li><li>Bachelors degree in Computer Science, Engineering, or a related STEM discipline.</li><li>Excellent debugging and fixing skills.</li><li>Strong written and verbal communication skills.</li><li>Self-motivated with the ability to work in a fast-paced, evolving environment.</li><li>Proficient communication skills in English.</li><li>Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial instruments and systems.</li></ul>

Responsibilities: You will make an impact in the following way: Advanced Troubleshooting:&nbsp; <ul><li>Diagnose and resolve complex issues related to the cloud application, involving in-depth of the application architecture and infrastructure.</li></ul> Root Cause Analysis:&nbsp; <ul><li>Conduct thorough root cause analyses for recurring issues, implement preventive measures, and provide insights for continuous improvement.</li></ul> Automation and Scripting:&nbsp; <ul><li>Develop and utilize scripts and automation tools to streamline processes, improve efficiency, and reduce manual intervention in issue resolution.</li></ul> Documentation:&nbsp; <ul><li>Maintain comprehensive documentation for troubleshooting procedures, system configurations, and resolutions to facilitate sharing and future reference.</li></ul> Customer Communication:&nbsp; <ul><li>Effectively communicate with customers, providing clear and timely updates on issue resolution progress and collaborating on preventive measures.</li><li>You will be responsible for High Performance, Scalable, Robust, and Secure Common SaaS Framework based on AWS/OCP infrastructure.&nbsp;</li><li>This framework allows customers to configure provision, upgrade &amp; monitor various network functions in carrier grade enterprise &amp; telecom networks.&nbsp;</li></ul> Security and Compliance:&nbsp; <ul><li>Ensure the security of systems and applications, adhere to compliance requirements, and implement best practices for data protection.</li></ul> Collaboration:&nbsp; <ul><li>Collaboration with internal and external stakeholders.&nbsp;</li><li>Work closely with development, QA, and operations teams to foster a culture of collaboration and continuous improvement.&nbsp;</li><li>Collaborate with client’s team to gather the requirements.</li></ul> Training and Mentorship:&nbsp; <ul><li>Provide guidance and mentorship to junior team members and promote sharing within the organization.</li><li>Troubleshoot and fix any customer issues identified internally or in the production deployments.</li></ul> Requirements: <ul><li>5-8 years of Experience in DevOps (Jenkins, AWS services, Kafka, Grafana, elastic search, Bitbucket, Git, Deployment, Documentation, Root Cause Analysis reports, Customer interactions etc)</li><li>Experience with Cloud-native SaaS development &amp; virtualization technologies, for example, AWS, ESXi, KVM, HyperV would be a plus.&nbsp;</li><li>Extensive experience in developing distributed system design.</li><li>Prefer experience with microservice architecture, large scale, public cloud, IAM</li><li>Strong knowledge of containerization technologies like Kubernetes and Docker.&nbsp;</li><li>Strong knowledge in public cloud technologies (preferably AWS) and on-premises setups.</li><li>Good knowledge of analysing backend, frontend code whenever required and able to perform some tests as per customer issues.</li><li>Experience with CI/CD tooling like Jenkins etc.</li><li>Experience with version control system like Git, Bitbucket.</li><li>Experience with IaaC (Infrastructure as a Code) tools like Terraform.</li><li>Familiarity with agile development methodologies.&nbsp;</li><li>Lead and participate in various scrum ceremonies.</li><li>Good knowledge of observability tools like Kibana, Elastic stack, Prometheus stack etc.</li><li>Good knowledge of Linux operating system</li><li>Good knowledge of programming languages like Shell scripting, Python etc.</li><li>Knowledge of REST API, API gateways&nbsp;</li><li>Effective communication skills – written, spoken, listening and presentation.&nbsp;</li><li>Great Team player and experience working with global teams and global organizations.&nbsp;</li><li>Bachelor’s in computer science or equivalent.&nbsp;</li><li>Preferably a master’s degree in computer science.</li></ul>

Responsibilities: <ul><li>Develop detailed test plans based on project requirements and specifications.&nbsp;</li><li>Provide feedback on quality standards, usability, and areas for improvement.</li><li>Automates test scenarios and expected outcomes.&nbsp;</li><li>Conduct regression, integration, user acceptance, and performance testing.</li><li>Conducts comprehensive testing and risk-based assessments of the testing objects.&nbsp;</li><li>He/She uses source documentation as input and contributes to the planning and implementation of testing activities.&nbsp;</li><li>Leads testing components of large and complex projects, assigns tasks, provides direction to resources, and reports progress to project stakeholders.&nbsp;</li><li>He/She creates and selects tools and methodologies for review and approval by management.</li></ul> ﻿Requirements: <ul><li>Bachelors Degree or International equivalent&nbsp;</li><li>Bachelors Degree or International equivalent in Computer Science, Information Systems, Mathematics, Statistics or related field - Preferred&nbsp;</li><li>comprehensive knowledge of technical skills, principles, practices, and procedures of testing methodologies and working knowledge in planning, designing, and conducting QA reviews and inspections.&nbsp;</li><li>He/She provides expertise for key business functions and supporting technologies.&nbsp;</li><li>Provides mentorship and expertise in technologies and processes for Information Services Management (ISM) and Quality Assurance (QA).&nbsp;</li><li>He/She maintains an awareness of emerging technologies to ensure a competitive advantage.</li><li>Experience with both web and client/server based testing</li><li>Minimum 8 Years of Relevant Experience in IT Test Automation.</li><li>Should have strong Mainframe testing [CICS, JCL, DB2, Cobol]</li><li>Must be able to test and debug batch jobs (JCL).</li><li>Must be able to perform backend testing by executing SQL queries.</li><li>Expertise in APIs &amp; Web Services testing</li><li>Hands-on experience in Selenium, TestNG and Cucumber frameworks</li><li>Good in test execution reporting skills</li><li>Expertise in Test Cases Design and Test Data management</li><li>Expertise in tools like PostMan, SOAP UI, WinSCP, Oracle, Jenkins, GitHub and AppDynamics.</li><li>Should be well versed with Agile testing and Continuous Testing</li><li>Experience with Test Management tools</li><li>Knowledge on AZURE DEVOPS&nbsp;</li><li>Understanding of SAFe Agile methodologies</li><li>Should be solution-oriented and have problem solving aptitude</li><li>Should have excellent communication and presentation skills</li><li>Knowledge on Logistics domain will be an advantage</li><li>Good to have Performance Testing experience.</li><li>Knowledge on JMeter / Performance center will be an advantage.</li><li>Any certifications in test automation</li></ul>

Responsibilities: <ul><li>Collaborate with team, high availability, concurrent and fault tolerant software systems.</li><li>Significantly contribute to development of Aladdin’s global, multi-asset trading platform.</li><li>Work with product management and business users to define the roadmap for the product.</li><li>Design and develop innovative solutions to complex problems, identifying issues and roadblocks.</li><li>Apply validated quality software engineering practices through all phases of development.</li><li>Ensure resilience and stability through quality code reviews, unit, regression and user acceptance testing, dev ops and level two production support.</li><li>Be a leader with vision and a partner in brainstorming solutions for team productivity, efficiency, guiding and motivating others.</li><li>Drive a strong culture by bringing principles of inclusion and diversity to the team and setting the tone through specific recruiting, management actions and employee engagement.</li><li>For VP Level: In addition to above, a VP level candidate should be able to lead individual projects priorities, deadlines and deliverables using AGILE methodologies.</li></ul> Requirements: Qualifications: <ul><li>B.S. / M.S. degree in Computer Science, Engineering, or a related subject area</li><li>For VP Level: 8+ years of proven experience</li><li>For Associate Level: 4+ years of experience</li></ul> Skills and Experience: <ul><li>A proven foundation in core Java and related technologies, with OO skills and design patterns</li><li>Track record building high quality software with design-focused and test-driven approaches</li><li>Good hands-on object-oriented programming knowledge in Java, Spring, TypeScript, JavaScript, Microservices, Angular (2.0+), React.</li><li>Strong knowledge of Open-Source technology stack (Spring, Hibernate, Maven, JUnit, etc.).</li><li>Experience with relational database and/or NoSQL Database (e.g., Apache Cassandra)</li><li>Great analytical, problem-solving and communication skills</li><li>Some experience or a real interest in finance, investment processes, and/or an ability to translate business problems into technical solutions.</li><li>For VP Level: In addition to the above, a VP level candidate should have experience leading development teams, projects or being responsible for the design and technical quality of a significant application, system, or component. Ability to form positive relationships with partnering teams, sponsors, and user groups.</li></ul> Nice to have and opportunities to learn: <ul><li>Exposure to building microservices and APIs ideally with REST, Kafka or gRPC.</li><li>Experience working in an agile development team or on open-source development projects.</li><li>Experience with optimization, algorithms or related quantitative processes.</li><li>Exposure to high scale distributed technology like Kafka, Mongo, Ignite, Redis</li><li>Experience with Cloud platforms like Microsoft Azure, AWS, Google Cloud</li><li>Experience with DevOps and tools like Azure DevOps</li><li>Experience with AI-related projects/products or experience working in an AI research environment.</li><li>A degree, certifications or opensource track record that shows you have a mastery of software engineering principles.</li></ul>

Responsibilities: Lead your team’s engineering efforts and demonstrate ownership of features, projects, modules, and services that you and your team deliver. Lead design and development efforts of existing and new payment experiences using a wide variety of technologies. Play a key role in the broader architectural decision-making processes. Act as a strong advocate for clean and scalable principles and practices in all areas, including coding, documentation, automation etc. Participate in formal and informal code and design reviews to hold quality high. Be a champion of high-performing, secure, and reliable software services. Identify critical non-functional requirements for the work your team is prioritizing (Availability, Security, Performance, Scalability, etc.) Provide technical leadership to your team across all phases of the software development lifecycle. Collaborate and communicate effectively with all technical and non-technical partners and stakeholders (Architecture, Developer Experience, Product, Design, Analytics, Legal, Marketing, etc.) Work with your Agile team to achieve shared understanding around the new products and features under consideration. Continuously learn by staying on top of the latest technology trends and share your knowledge and experience with your peers, adjacent teams, and across the organization. Collaborate frequently with other developers and teams to design and implement the cutting-edge reliable solutions. Understand and apply our technical architecture to ensure consistent, reliable, and secure deployments. Enhance and maintain existing product capabilities as required. Actively contribute to the test suites to enable speedy and reliable continuous integration. Guide continuous improvements to our build, deploy, and go to market processes. Bring fresh ideas for how to continuously improve our software, and your team. Advocate for ways to avoid and remediate technical debt on an ongoing basis. Actively participate in program planning, influencing the product and technology roadmap, and driving outcomes.  Requirements: You have a Bachelor’s or Master’s degree in Computer Science, or a related field of study. You have 8+ years of professional experience in the software industry. You are proficient and have strong skills in Java, object oriented, and functional programming, and are familiar with all related and latest topics and technologies. You care about writing high-quality code, and you've written your fair share of automated tests to back up your code. You're passionate about high-scale, high-throughput, low-latency systems, and about creating compelling experiences and integrations.  You're a problem solver, and you enjoy working both independently and collaboratively to identify the root cause of any issue and solve it with a can-do mindset.  You have experience mentoring less seasoned team members. You are open to and enjoy collaborating with teammates in non-technical roles as well.  Experience in developing software for distributed systems with high performance, scalability, and availability. Familiar and comfortable with the technologies, the tradeoffs, and the design patterns emerging in application development. Experience in developing high performance, scalable and available web services using J2EE and frameworks such as RestEasy, Spring, Apache CXF and Jersey.. Good understanding of web services and SOA related standards like REST/OAuth/JSON and SOAP/WSDL. Experience in payments processing or e-commerce domains. Experience working in a global-scale SaaS environment. Thrive in a fast-paced, dynamic environment. You have a bias towards action and results. 

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9 backend Jobs found

Senior Software Engineer 2 (Ruby on Rails) | Klara

IAD / SAD / LAD GCP Data Engineer

Senior Frontend Engineer

Full Stack Engineer

Blockchain Engineer

Senior Devops Engineer

QA Tester

Java Backend Engineer

Staff Software Engineer - Backend

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9 backend Jobs found

Senior Software Engineer 2 (Ruby on Rails) | Klara

IAD / SAD / LAD GCP Data Engineer

Senior Frontend Engineer

Full Stack Engineer

Blockchain Engineer

Senior Devops Engineer

QA Tester

Java Backend Engineer

Staff Software Engineer - Backend

WhiteCrow WhiteCrow is on a mission to connect companies with the best talent across the globe.

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WhiteCrow
WhiteCrow is on a mission to connect companies with the best talent across the globe.