Core Java Developer with GWT Expertise (Corp to Corp)

Join our dynamic team at System Canada Technologies as a Core Java Developer with expertise in GWT. This is an exciting opportunity to work on innovative projects and enhance your skills in a collaborative environment. We are looking for passionate developers who can contribute to the design, development, and implementation of cutting-edge web applications.

About the Program At Jane Street, we aim to provide a comprehensive glimpse into the exciting world of finance through our internship program. Throughout your internship, you will delve into innovative problem-solving techniques within your area of interest. Engage in stimulating classes, hands-on sessions, and collaborative discussions while applying what you learn in practical scenarios. As an intern, you will be matched with experienced full-time employees who will serve as your mentors, guiding you through meaningful projects that contribute to our operations. When you’re not working on your assignments, you’ll have access to our office amenities and educational resources, as well as opportunities to attend guest lectures, social events, and explore the aspects of our work that inspire you most. If you have not previously considered a career in finance, rest assured that many of our team members were once in the same boat. If you possess a curious mind, a collaborative nature, and a passion for tackling intriguing challenges, we believe you'll find your place here. Discover more about Jane Street’s internship program. About the Position As a Software Engineering intern, you will gain hands-on experience using OCaml, our primary programming language, in our daily operations, while also being exposed to essential libraries and tools integral to our internal systems. Depending on your project, you may also work with Python. During your internship, you will undertake one or two projects under the close mentorship of full-time software engineers. Mentors will craft your projects based on their current team objectives and are committed to assisting you in developing maintainable, high-quality software aimed for production. The projects you engage in will be diverse, ranging from high-performance trading systems to programming language design and more. For further insights, feel free to explore our interview and team placement processes, and get a sense of what our most recent intern projects entailed! About You We don’t require a background in finance, OCaml, functional programming, or any particular field. We seek intelligent individuals who thrive on solving complex problems. Your thought process and eagerness to learn are far more important to us than your existing knowledge.

Founding Product Engineer – PhaselawLocation: New York or Raleigh/Durham AreaType: Full-timeSalary: Competitive, with equity optionsAbout PhaselawPhaselaw is revolutionizing the traditional eDiscovery sector by equipping in-house legal teams with advanced document production tools that eliminate the need for cumbersome service-heavy methods. Though we are in the Seed stage, we are already collaborating with Fortune 500 companies and experiencing rapid growth.The RoleWe are on the lookout for a Product Engineer eager to contribute to the development and scaling of our flagship product. You will collaborate closely with the Founders and our engineering team to deliver impactful features and enhance performance throughout our technology stack. This is a high-ownership, high-impact position where you will play a pivotal role in shaping the future of Phaselaw's technology.What You’ll DoFirst WeekComplete onboarding, establish your development environment, and familiarize yourself with our systems.Deploy a minor update or bug fix to gain insight into the codebase.Engage with the product to understand its functionality and pinpoint areas for enhancement.First MonthDeliver two significant features.By 90 DaysRelease product updates daily or weekly with a strong emphasis on quality.Work collaboratively with the team and our clients to influence the product's evolution.What We’re Looking For3+ years of experience in full-stack development, preferably within startups or dynamic teams.Proficient in Next.js, React, and Tailwind for frontend development.Familiarity with Python for backend/API development.Knowledge of Terraform, Kubernetes (K8s), and Postgres for infrastructure and data management.Experience in optimizing web performance and enhancing frontend user experience.Proactive and action-oriented: You deliver swiftly and iterate quickly.

About UsAt bkln, we are pioneering the future of tax-advantaged separately managed accounts (SMAs). Our innovative platform seamlessly integrates institutional-quality quantitative research, advanced technology, and personalized client support. Our mission is to offer tailored, tax-aware portfolios at scale.We seek not a traditional “relationship manager,” but rather an investment athlete who thrives at the intersection of clients, quantitative analysis, and technology — someone fluent in market dynamics, proficient in Python, and credible when engaging with sophisticated allocators.The RoleAs a Senior Client Portfolio Manager (CPM), you will convert quantitative insights into actionable client outcomes. Collaborating with portfolio managers, engineers, and customer success teams, you will customize portfolios, clarify performance and risk metrics, and contribute to a platform that is transforming wealth management. This high-visibility position entrusts you with the following responsibilities:- Serve as an ambassador for the SMA platform, engaging directly with clients and advisors.- Analyze portfolio data — including exposures, tax trades, drift, and risk — and present findings in an actionable manner.- Utilize Python for analyses, such as pulling time series data, diagnosing factor exposures, validating tax trades, and building quick diagnostic dashboards.- Collaborate with research and engineering teams to translate client requirements into product features and workflow enhancements.- Proactively monitor accounts for opportunities including tax-loss harvesting, transitions, customization, and compliance with restrictions.What We're Looking For- A minimum of 3 years of experience in asset management, wealth management, or investment consulting with direct client engagement.- In-depth knowledge of equity markets, factor risk, and tax-aware investing strategies.- Proficient in Python — while you need not be an engineer, you should be capable of manipulating data, conducting analyses, and effectively communicating with quantitative and technical teams.- Strong ability to switch contexts between technical details and client-focused narratives.- A proven track record of establishing trust and credibility with clients.

Join us at Alpaca VC as we revolutionize the venture capital landscape with our AI-driven operating systems. Our focus is on developing sophisticated solutions for automated deal analysis, limited partner intelligence systems, and content generation workflows that provide us with a competitive edge. In this role, you will collaborate closely with a Principal to transform strategic ideas into functional systems utilizing Python, large language models (LLMs), and innovative architectures.This is an exceptional opportunity to gain insights into venture capital while constructing the technical infrastructure that defines the operation of a modern fund. Once our workflows are perfected, you will play a vital role in deploying them across our portfolio companies.

Continua has pioneered an innovative AI agent that seamlessly integrates into group conversations, simplifying planning, coordination, and information retrieval. Backed by industry leaders such as Google and Bessemer Venture Partners, Continua is at the forefront of developing socially-intelligent AI solutions.In light of our impressive growth trajectory, we are eager to welcome an experienced systems software engineer who will elevate the quality of our AI agent experience and help scale our operations to new heights.This is a hybrid position based in New York, NY, with in-office work expected 3+ days per week.Key Responsibilities:Architect, develop, and optimize backend services and APIs using Python (and preferably Go) to support our AI agent platform.Collaborate with machine learning engineers to incorporate large language models (LLMs) into production systems effectively.Lead feature development from concept to deployment: gather requirements, code, test, and iterate.Enhance system reliability and scalability by improving testing processes, eliminating performance bottlenecks, and refining infrastructure.Work closely with cross-functional teams, including our CEO, product manager, and designers, to transform product vision into technical solutions.Engage in on-call rotations and production maintenance to ensure a superior user experience.Your Profile:You are a seasoned Systems Software Engineer with a solid understanding of both backend and frontend systems. You possess a balance of technical expertise and product insight, creating reliable, user-centric applications that can scale effectively. You thrive in a fast-paced startup environment, collaborate across disciplines, and take ownership of features from inception to launch.Your adaptability in ambiguous situations, enthusiasm for emerging AI technologies, and commitment to a hybrid working model in New York City will make you an ideal fit.7+ years of experience in infrastructure and backend engineering.Solid understanding of database technologies, such as SQL, Postgres, etc.Strong product intuition, balancing user needs with technical feasibility.Comfortable working across the entire technology stack, from frontend to backend and data pipelines.Familiarity with cloud architecture and deployment, especially on Google Cloud Platform (GCP) or Terraform.Ability to work autonomously and manage uncertainties in a dynamic environment.

Join Hudson River Trading (HRT) as a Software Engineer dedicated to enhancing GPU reliability within our innovative Systems Development team. Our team is responsible for building and maintaining the foundational platform utilized by all Systems teams to provision, monitor, and manage HRT’s expansive server and network infrastructure. In this pivotal role, you will focus on developing Python-based tools to analyze GPU hardware performance while crafting inventive solutions to boost observability, reliability, and efficiency across our GPU fleet. Collaborating closely with various engineering teams, you’ll gain insights into research and trading workflows to ensure optimal utilization of our GPU infrastructure.

Key ResponsibilitiesSoftware Architecture & Development: Contribute significantly to the design and implementation of scalable, high-performance software solutions across the entire technology stack.Comprehensive Engineering: Create and develop sophisticated web applications that feature intricate interaction patterns and adaptable components, leveraging Python, TypeScript/React, and PostgreSQL.API & Backend Development: Design, implement, and manage server-side applications, APIs, and database systems that drive our platform's functionality.Collaborative Approach: Collaborate closely with Product, Design, Customer Success, and Sales teams to deliver impactful features that address significant customer needs.Technical Leadership: Lead engineering projects, provide guidance on technical direction, and serve as a systems architecture expert for complex initiatives.Code Quality & Best Practices: Maintain high standards of code quality through comprehensive testing, code reviews, and adherence to modern software engineering practices.Mentorship: Foster growth in junior engineers by providing mentorship and technical support to elevate the team's overall technical proficiency.QualificationsMinimum of 5 years of experience in full-stack engineering, utilizing modern technologies such as Python, TypeScript/React, and PostgreSQL.Proven expertise in systems design, particularly in creating scalable and efficient software solutions.Strong product intuition, capable of empathizing with users, prioritizing minimum viable products (MVPs), and determining subsequent features.Ability to balance speed with quality, ensuring rapid delivery without sacrificing the integrity of long-term architecture.Comfortable navigating ambiguity, adept at identifying gaps, and skilled at prototyping to validate ideas prior to full-scale development.Exceptional problem-solving abilities, keen attention to detail, and a preference for both independent and collaborative work environments.Experience with analytics tools or health technology is advantageous.Minimum RequirementsExtensive knowledge of Python and contemporary web frameworks, with a demonstrated capability to scale client-facing applications.Solid foundation in systems design principles and their associated trade-offs.Proficient in frontend technologies including React, TypeScript, JavaScript, CSS, and web components.

About the Position Jane Street is seeking talented Software Engineers eager to design and develop the systems and tools that drive our firm. Our Software Engineers play a pivotal role across various departments, addressing real-world challenges from trading desks to accounting, as well as constructing foundational infrastructure like network monitoring and risk models. We are strong advocates of functional programming, primarily utilizing OCaml, a statically-typed functional programming language. Recently, Python has also become essential to Jane Street’s research and trading operations, serving as our primary language for data analysis, visualization, and machine learning. In addition to our internal projects, we value open-source software and actively incorporate it into our workflows. We've released over a million lines of code as open source and continually seek to contribute to projects like Mercurial, the OCaml compiler, and the OPAM package manager. We welcome engineers with experience in any programming language—many of our team members joined with minimal OCaml experience. To learn more about our interview process and to meet some of our newest hires, feel free to explore our website.

Continua is at the forefront of innovation with our AI agent, designed to enhance group conversations by streamlining planning, coordination, and information retrieval. Backed by industry leaders like Google and Bessemer Venture Partners, we are shaping the future of socially-intelligent AI.With our rapid growth in recent months, we are seeking a talented individual to elevate the quality of our AI agent experience and help us scale to new heights.This is a hybrid role based in New York, NY, requiring onsite presence 3+ days per week.

ROLE SUMMARY:The Director of Strategic Planning at EVERSANA INTOUCH serves as the essential voice of the customer, leading strategic initiatives for our pharmaceutical clients. This role requires a collaborative leader who thrives on transforming complex data into actionable insights. Unafraid of ambiguity, the ideal candidate adeptly navigates challenges to identify core issues and develop innovative solutions.Armed with extensive research expertise, the Planning Director excels at translating findings into compelling strategies that inspire creative execution. This individual will work closely with cross-functional teams, leveraging data to drive impactful results across various channels.Collaborate with account and creative teams to define client needs and identify business opportunities.Employ analytical skills to synthesize large datasets, extracting critical insights to support strategic decision-making.Convert research findings into strategic insights that enhance communication and creative processes.Investigate customer behaviors across channels to determine how brands can effectively influence their journeys.Foster collaborative relationships with subject matter experts to enrich strategic recommendations.Articulate and implement strategies that drive innovative work across brand strategies, patient journeys, and multichannel plans.Establish yourself as a subject matter expert in pharmaceutical planning and market trends.Integrate digital strategies into overall business plans to uncover growth opportunities.Guide multidisciplinary teams on data-driven marketing and digital trends.Oversee strategic development through all phases leading to creative output.Facilitate workshops, leading discussions that align with client objectives.Balance multiple projects effectively while exercising sound judgment.Lead and influence diverse teams to achieve strategic goals.

Join Trexquant as an AI Research Engineer, where you will be at the forefront of creating AI-powered systems that enhance alpha discovery for a forward-thinking quantitative hedge fund. In this pivotal role, you'll utilize state-of-the-art AI coding tools, such as Claude Code and other LLM-based agents, to develop automated research workflows that yield innovative data variables, predictive signals, and systematic trading strategies.Your work will bridge quantitative research, machine learning, and AI-enhanced development, resulting in scalable systems that significantly boost research efficiency and the quality of investment ideas.Key ResponsibilitiesDevelop AI-assisted research pipelines for data ingestion, feature engineering, alpha generation, and backtesting.Create autonomous workflows that explore datasets and propose potential signals.Quickly prototype and assess systematic strategies using comprehensive validation frameworks.Enhance research productivity by integrating AI coding agents into the quantitative workflow.Collaborate with researchers and Portfolio Managers (PMs) to transition validated alpha signals into production-ready applications.QualificationsProficiency in Python programming with experience in building research infrastructure.Strong foundation in statistics, machine learning, and backtesting methodologies.Practical experience utilizing AI coding tools (e.g., Claude Code, GPT-based agents) within a development workflow.Background in quantitative research, systematic trading, or alpha signal development is preferred.BenefitsCompetitive salary with performance-based bonuses.Friendly and collaborative work environment.Comprehensive PPO health, dental, and vision insurance fully covered for you and your dependents.Pre-tax commuter benefits.Weekly company meals.Applications are welcomed for both Stamford and New York City offices, with the NYC location set to open in October 2026.The base salary for this position ranges from $175,000 to $200,000, determined by the candidate’s educational background and experience. This role is classified as overtime-exempt.Trexquant is proud to be an Equal Opportunity Employer.

At Octane, we are revolutionizing the financial landscape for merchants and consumers alike. Our state-of-the-art technology and innovative financial solutions provide businesses with enhanced control and flexibility, enabling them to create seamless digital experiences, foster customer loyalty, and build enduring value.Octane supports merchants throughout the entire sales process: connecting dealerships with motivated buyers, facilitating transparent, quick, and effortless closings through our award-winning technology, and offering ongoing customer support with superior loan servicing.Since our inception in 2014, Octane has partnered with over 60 OEM brands and more than 4,000 dealers, backed by a dedicated team of over 600 professionals. Discover more about us at www.octane.co.We are on the lookout for a Senior Software Engineer to join our dynamic team in New York City and spearhead the advancement of our consumer lending marketplace.Our platform serves as a critical tool for dealerships across the nation. By simplifying intricate workflows, we enable our partners to offer swift and adaptable financing options to their clients precisely when it is needed most. As a vital member of our backend engineering team, you will work with a sophisticated tech stack that includes Python, Django, and PostgreSQL to develop the high-performance infrastructure that drives these transactions.This role encompasses more than just coding; it’s about crafting solutions. You will collaborate with a passionate team of seasoned engineers to design scalable systems, mentor emerging talent, and uphold our marketplace as the benchmark for speed and reliability.

We are seeking a talented Core Java Developer with strong skills in unit testing and Test-Driven Development (TDD). This is an excellent opportunity for an enthusiastic individual looking to grow their career in a dynamic environment.The ideal candidate will have a solid understanding of Java programming and a passion for delivering high-quality code. You will work collaboratively with cross-functional teams to develop robust and scalable applications.

Laniakea Funds is actively searching for a driven and innovative Junior Trader proficient in Python to support trade execution while contributing to the design and development of trading tools and strategies. This is a unique opportunity to gain insights from seasoned experts in the derivatives field, allowing you to tailor your career path within our dynamic organization.As part of our high-growth hedge fund, founded in 2023, you will engage in relative value (RV) volatility strategies across diverse asset classes. Our dedicated team of seven, with locations in London, Sydney, and New York, thrives on rigorous analysis and industry expertise to offer investors access to an overlooked asset class. We're excited to welcome a new team member who is eager to grow alongside us in a fast-paced startup atmosphere.

Transforming Data into Actionable InsightsJoin us at Capco as a Mid-level Applied AI Data Scientist specializing in Tableau. Located in the vibrant city of New York (Hybrid – 3 days in-office), you will play a pivotal role in merging data science with business strategy.The RoleIn this dynamic position, you will leverage statistical methodologies and machine learning to address real-world challenges. Your expertise will empower clients to derive significant value from complex datasets. Collaborating with diverse teams, you will contribute to the creation of scalable, data-driven solutions.What You’ll DoUtilize statistical analysis, clustering, and probabilistic techniques to yield actionable business insights.Analyze structured and semi-structured datasets to discern patterns, trends, and anomalies.Develop and support NLP workflows, including named entity recognition (NER), entity resolution, and text classification.Collaborate with senior team members to develop and refine machine learning models.Create engaging Tableau dashboards and visualizations to present insights to both technical and non-technical audiences.

AstralAt Astral, our mission is to enhance the productivity of the Python ecosystem by developing cutting-edge developer tools that empower developers to deliver exceptional software more swiftly.We are widely recognized for our open-source projects such as uv, Ruff, and ty, which represent some of the fastest-growing software initiatives in history. Our community comprises tens of millions of developers worldwide, built on the trust we have established by consistently delivering impactful, high-quality tools. Recently, we unveiled the private beta of our inaugural commercial product, pyx, and have been collaborating closely with leading software firms ahead of our general availability.The RoleWe are in search of our inaugural dedicated Business Operations Lead to facilitate Astral’s expansion into its next growth phase. You will collaborate intimately with the executive team and liaise across marketing, talent acquisition, sales, operations, and finance to propel key initiatives forward. This position is highly cross-functional, requiring a generalist who is willing to delve into all business and operational aspects of a high-growth startup. Your responsibilities will include:Growth: Spearhead initiatives that engage and activate our developer communities through events, partnerships, and collaborative efforts.Strategic Finance: Collaborate with leadership on financial operations, including the operating model, cost optimization, reporting, tax, accounting, and treasury management. Own financial analyses and reporting cycles that guide company decisions and negotiate significant cloud contracts.RevOps: Oversee process design and reporting within the revenue engine, ensuring that operational data aligns seamlessly with forecasts and company projections.Talent: Partner with the team on hiring operations — from application review and interview process efficiency to onboarding and talent development — ensuring that Astral scales with purpose. Think critically about the composition and structure of the Astral team and provide insights on our hiring strategy.

Position: Google App Engine ConsultantLocation: Available in New York City, Boston, San Francisco, San Diego, or AtlantaContract Duration: 6 to 12 monthsJob Overview: We are seeking an experienced Google App Engine Consultant to join our dynamic team. The ideal candidate will possess qualifications as a Google App Engine specialist or as a Google Qualified Cloud Platform Developer. While hands-on experience with Google App Engine is highly desirable, we are open to applicants who have substantial experience in Python on App Engine, though training on Java may be necessary as our client has designated Java as the primary language for App Engine development. Candidates should also have a strong understanding of RESTful web services and be well-versed in Agile Scrum methodologies.

Why Join Atrix?At Atrix, we recognize the challenges faced by medical affairs teams in the pharmaceutical industry. The abundance of unstructured data—from field notes to conference insights—often leads to outdated information by the time it reaches clinicians. Our mission is to streamline this process.We empower medical affairs teams to extract actionable insights from diverse and complex data sources, ensuring that crucial findings reach healthcare professionals promptly and effectively. Partnering with top-20 pharmaceutical companies, we stand out in the market by prioritizing customer feedback and building tailored solutions.About UsAtrix is a dynamic startup with a compact and highly skilled team, featuring members with backgrounds from prestigious companies such as Google, a16z, Plaid, and Kickstarter. We are currently in our seed stage and operate onsite in the vibrant New York City, where every team member is dedicated to building and scaling innovative products.Your RoleAs a Senior Backend Engineer, you will play a critical role in crafting the services and infrastructure that support our AI-driven platform. Your responsibilities will include designing and implementing scalable APIs, optimizing database performance, and developing distributed task processing systems to meet the demands of enterprise-level pharmaceutical clients.Your ResponsibilitiesDevelop and maintain our FastAPI-based backend services, including REST APIs that facilitate complex AI workflows.Design database schemas and optimize queries using PostgreSQL.Implement distributed task processing using Celery and Redis.Manage infrastructure and deployment pipelines on AWS (EKS, S3, SQS, Lambda).Integrate with LLM frameworks (LangChain, LlamaIndex) and vector databases.Develop backend features to enhance document processing, data enrichment, and real-time communication.Your Qualifications4+ years of experience in Python programming.2+ years of experience developing production REST APIs with frameworks such as FastAPI, Django, or Flask.Proficiency in PostgreSQL, including schema design and query optimization.Familiarity with asynchronous programming patterns in Python.Experience with Docker containerization.Basic knowledge of cloud infrastructure, preferably AWS.

Join Edra: Transforming Enterprise AIEdra is tackling one of the most complex challenges in enterprise AI: bridging the gap between generic AI models and specific company processes. We develop AI agents that understand how processes function in real-time and execute operations effectively.As a Series A startup, supported by Sequoia and other prominent venture capital firms, we are expanding our presence in New York and London. Our team comprises highly skilled engineers, AI researchers, and strategists who share a commitment to excellence and believe that extraordinary talent is the cornerstone of our success.Your RoleWe are in search of Full Stack Engineers who are passionate about software craftsmanship, including strong type systems, thoughtful API design, and robust data modeling. You will not be solely focused on AI models but will build the surrounding architecture, workflows, user interfaces, integrations, and observability tools that make our AI applications practical and effective in real-world scenarios. As an early team member at Edra, you will play a pivotal role in shaping not just our products but also our engineering culture, tooling decisions, and the technical foundation of our company.Our approach is intentional and thorough. There is no disconnection between development and deployment; you will take projects from initial concept to production, taking full ownership of the results. We prioritize thoughtful construction over hasty releases, valuing both speed and quality as complementary rather than opposing forces.Key ResponsibilitiesDesign and implement platform systems using Python (FastAPI), covering everything from API contracts to database schemas and infrastructure, alongside creating high-quality user experiences using TypeScript and React, focusing on clean component design, strong typing, and maintainable frontends.Develop shared TypeScript and Python libraries, component systems, and internal tools to enhance the productivity of the engineering team, while defining and enforcing patterns, shared types, and contracts across the frontend and API.Take full ownership of your projects: gather requirements, manage dependencies, and drive tasks to completion autonomously. One day you might define a schema, the next day build a React component, and before the day ends, troubleshoot a deployment issue.Contribute to product direction and design. Collaborate closely with design teams, make informed decisions regarding interfaces, and actively participate in weekly product meetings to ensure alignment with customer needs and the practical use of your builds by deployed engineers.Develop and maintain integrations, connectors, and more to enhance the overall capabilities of our platform.