Senior C# Developer
We are seeking an experienced Senior C# Developer to join a collaborative engineering team focused on enhancing Portfolio Management capabilities.
This role will partner closely with engineering, trading, risk, and operations teams to design and deliver scalable, high-performance solutions that improve portfolio transparency, accuracy, and operational efficiency across the firm. The ideal candidate combines strong technical expertise in C#/.NET with a deep understanding of portfolio and position management concepts, and an interest in modern development practices including AI-enabled engineering and specification-driven development.
Responsibilities
Partner with cross-functional teams to improve and extend portfolio management capabilities
Enhance portfolio aggregation, exposure calculation, and P&L reporting functionality
Improve intraday and end-of-day position workflows and controls
Contribute to strategic initiatives modernizing portfolio and position infrastructure
Core Development
Design, develop, and maintain high-performance services in C# / .NET
Contribute to the evolution of the Position Service architecture
Develop and enhance functionality within the Portfolio Management platform
Build scalable, resilient microservices supporting portfolio and order management workflows
Write clean, maintainable, and well-tested code following engineering best practices
Identify opportunities to leverage AI/ML and automation to enhance portfolio analytics, reconciliation, monitoring, and operational workflows
Collaborate on integrating AI-driven tools into the development lifecycle (e.g., intelligent code generation, review, testing, and documentation)
Contribute to the design of systems that enable advanced analytics and data-driven insights
Specification-Driven Development
Promote and apply specification-driven development practices, including clear technical design documents and formalized functional requirements
Translate business requirements into precise system specifications prior to implementation
Ensure alignment between architecture, documentation, and delivered functionality
Improve development velocity and quality through stronger upfront design and validation processes
System Design & Optimization
Improve system performance, scalability, and reliability
Optimize data processing pipelines and database interactions
Design and maintain robust APIs for internal consumers
Support both real-time and batch processing requirements
Work closely with portfolio managers, traders, risk, and operations teams to translate business requirements into technical solutions
Collaborate within the engineering team to drive architectural improvements
Participate in code reviews and mentor junior developers
Promote best practices in testing, CI/CD, monitoring, and observability
Mandatory Skills
7+ years of professional software development experience.
Strong expertise in C# and .NET (Core/Framework).
Experience building distributed systems and service-oriented architectures.
Full lifecycle experience including requirements gathering, implementation, testing, release, and support.
Strong SQL and database design experience.
Experience with messaging systems and asynchronous programming.
Independent mindset, passion for technology, and an appetite for taking ownership, learning new technologies, and building innovative products.
Experience in Cloud (Azure/AWS/GCP) involving stateless and serverless solutions, and cost optimization
Exposure to multi-threaded programming concepts.
Excellent written and verbal communication skills.
Strong team player.
Bachelor's degree in computer science or engineering.
Software Engineer
We are looking for a highly skilled Software Engineer to join our team. You will primarily be utilizing .NET Core, C#, SQL. We hire innovative software development professionals who can work well within a highly collaborative, agile team to develop high quality, testable software. Ideally, you will have a wide breadth of experience performing development in a .NET environment and developing integrations to third‑party systems.
Responsibilities
Develop SaaS applications, including .NET APIs, and React applications
Working with our product organization to understand business requirements and objectives
Contributing to overall system architecture strategy and design
Leading by example and setting a high standard for code quality
Performing code and design reviews
Motivating an agile team and fostering collaboration and innovation across our development organization
Develop quality software and web applications
Analyze and maintain existing software applications
Design highly scalable, testable code
Discover and fix programming bugs
Qualifications
Minimum 5 years full‑stack experience working through design, implementation, testing, and delivering high availability enterprise applications
Bachelor's degree in Computer Science or related field, or 4-6 years of related experience
Should have a record of successful delivery of software applications as an individual and with a team
Strong understanding of the Agile software development methodologies and principles
Experience with CI/CD
Frontend experience is a plus (Angular, React)
Understanding of cloud native applications (Azure, AWS)
Bachelor's degree or equivalent experience in Computer Science or related field
Development experience with programming languagesSQL database or relational database skills
Integrations Engineer
We’re working with a mission‑driven healthcare technology company focused on improving how patient data flows across systems to drive better outcomes at scale. Their platform supports millions of patients and is built around interoperability, data, and real‑world impact.
Responsibilities
Build and maintain backend integrations across APIs, databases, and external systems
Work on data flows, ETL processes, and system‑to‑system integrations
Develop and support integration workflows using tools like Rhapsody / Mirth (or similar integration engines)
Collaborate with product and engineering teams to deliver scalable, reliable solutions
Contribute to integration architecture and platform connectivity
Qualifications
Experience with Ruby / Ruby on Rails
Background in backend systems, integrations, and distributed systems
Experience with APIs (REST), ETL, middleware, or event‑driven architecture
Experience working with cloud platforms (AWS, GCP, or Azure)
Solid understanding of databases (Postgres / SQL)
Nice to Have
Experience with integration engines (Rhapsody, Mirth, or similar)
Exposure to healthcare interoperability (FHIR, HL7, EHR/EMR systems)
Experience working with messaging platforms or communication APIs
Experience in data‑heavy or highly regulated environments
Java / Spring Boot Engineer
Skills
Proficiency in Java including Java 8 or higher and relevant frameworks Spring, Hibernate etc
Strong understanding of object oriented programming principles
Strong experience with relational databases eg Oracle MySQL etc
Hands‑on experience with RESTful APIs and web services
Experience with version control tools eg Git
Good oral and written communications skills
Ability to adapt to new technologies and learn quickly in a dynamic environment
Strong problem solving skills and attention to detail
Strong troubleshooting and problem analytic skills
Knowledge on ServiceNow Jira Confluence
Principal Data Engineer
The Principal Data Engineer is a senior technical authority responsible for defining Boldin’s data architecture, setting long‑term technical strategy, and tackling our most complex data engineering challenges. This role shapes company‑wide data standards, and partners with executive and cross‑functional leaders to ensure our data platform scales with the business.
Key Responsibilities
Define and evolve long‑term data architecture and vision
Design resilient and scalable data platform and pipelines
Set standards for data modeling, reliability, observability, and governance
Lead complex, high‑risk technical initiatives and migrations
Influence tool selection, and technology adoption across the data stack
Partner with leadership to align data strategy and business goals
Enable analytics, ML, and product use cases 1KPIS + Targets
Uptime: Consistently meets SLA for business‑critical pipelines
Freshness: All Tier 1 datasets delivered within SLA
Delivery predictability: Majority of sprint commitments completed as planned
Cost optimization: Year‑over‑year efficiency improvement as data scales
Documentation: Full coverage for all production‑grade assets
Qualifications
Technical Skills
Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience)
10+ years of experience in data engineering or related disciplines
Proficient in SQL, Python, or related languages
Strong experience with data warehouse, data lakes, and distributed systems
Strong experience with modern data stack (Athena, BigQuery, Glue, Spark, Dataproc, Kafka, Flink, dbt, Kestra, Fivetran or equivalent)
Proven ability to build and maintain production‑grade ELT/ETL pipelines
Experience with workflow orchestration (e.g., Airflow, Dagster, Prefect, Cloud Composer)
Experience implementing data quality and observability frameworks
Performance and cost optimization in cloud warehouses
Good spoken English
Product & Business Partnership
Experience supporting product analytics and experimentation
Ability to translate business requirements into scalable data models
Strong ownership and accountability for SLAs
Nice to Have
Experience working with Kubernetes
Experience structuring data for ML or AI use cases
Familiarity with Amplitude or product event pipelines
Experience in a high‑growth SaaS or fintech environment
Influencing technical direction without direct managerial authority
Collaborative and innovative work environment.
Flex PTO for any reason, including sick days (no specified limits), flexible work schedule.
Personal laptop.
Health and wellness package.
Budget for English lessons.
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