Open Source Software Author Cto Jobs

Description: Graviton is a privately funded quantitative trading firm striving for excellence in financial markets research. We are seeking a Software Engineer for our team in Gurgaon. Our Core Technology team has some of the best programmers in India working on cutting edge technologies to build a super fast and robust trading infrastructure handling millions of dollars worth of trading transactions every day. Requirements Contribute to all layers of backend systems including databases, APIs and applications Design, build and maintain applications for business requirements Architect scalable and reliable applications Write clean and modular code, following good coding standards and practices Troubleshoot and debug applications Be involved in the entire application lifecycle Collaborate with multidisciplinary team of front-end developers, engineers and system administrators Devise innovative solutions to address new and complicated challenges Build reusable code and libraries for future use Take lead on projects, as needed Work in a high paced competitive environment Qualifications The ideal candidate will have: Engineering degree in Computer Science (preferred) or any other discipline from a Tier 1 college. 3 to 4 years of relevant experience in designing and improving information systems Proficiency in Python programming Extensive experience working with relational databases and handling large datasets Good Understanding of object oriented and asynchronous programming Familiarity with front-end languages such as HTML, JavaScript and CSS Knowledge of Linux systems and bash scripting Good communication and interpersonal skills Willingness to continuously learn and improve Ability to work in fast paced environment under pressure and manage multiple high priority projects Good to have: Experience in Financial services space/domain Experience in and understanding of system design decisions Experience in leading small teams or projects Benefits: Our open and casua

Description: Graviton is a privately funded quantitative trading firm striving for excellence in financial markets' research. We are seeking a Quantitative Researcher for our team in Gurgaon. This team trades across a multitude of asset classes and trading venues using a gamut of concepts and techniques ranging from time series analysis, filtering, classification, stochastic models, pattern recognition to statistical inference analysing terabytes of data to come up with ideas to identify pricing anomalies in financial markets. Responsibilities: Develop new or improve existing trading models using in-house platforms Use advanced mathematical techniques to model and predict market movements Analyse large financial datasets to identify trading opportunities Provide real time analytical support to experienced traders Requirements: Possess a degree in a highly analytical field, such as Engineering, Mathematics, Computer Science from IITs schools Quantitative bent of mind A working knowledge of Linux/Unix Programming experience, preferably in C++ or C No prior knowledge of financial markets is needed but must have a strong interest in learning about financial markets. Have a strong work ethic Hard Working Benefits: Our open and collaborative work culture gives you the freedom to innovate and experiment. Our cubicle free offices, non-hierarchical work culture and insistence to hire the very best creates a melting pot for great ideas and technological innovations. Everyone on the team is approachable, there is nothing better than working with friends! Our perks have you covered. Competitive compensation Annual international team outing Fully covered commuting expenses Best-in-class health insurance Delightful catered breakfasts and lunches A well-stocked kitchen 4 week annual leaves along with market holidays Gym and sports club memberships Regular social events and clubs After work parties

Yext (NYSE: YEXT) is the enterprise agentic marketing platform. Built on the world's most comprehensive structured data platform for local businesses, Yext gives brands and their partners the visibility intelligence to win every moment of discovery – across AI and traditional search. Yext's API-first architecture connects structured data to APIs, MCP servers, and generative interfaces, so partners and developers can build purpose-built experiences on the same infrastructure powering Yext's own products. Thousands of brands and digital marketing partners in financial services, healthcare, retail, hospitality, and food rely on Yext to manage, measure, and optimize visibility at scale. For more information, visit yext.com . A general referral is someone that you know and would endorse as top talent for Yext, but either there is not a specific requisition for you to refer him/her for, or the candidate may be interested in more than one requisition. Please note: Due to the high volume and time-sensitivity of all referrals submitted for specific and open requisitions, general referrals may not be prioritized by our Recruiting team. General referrals may be contacted at any time by a Recruiter. If you have any questions, please reach out to [email protected]. #LI-DNI Yext is an equal opportunity employer committed to building a results-driven, engaging culture where every employee has the opportunity to contribute to the success of the Company, perform at the highest possible level, and grow their skills and capabilities. Yext welcomes employees and applicants of all backgrounds and demographics, and does not engage in discrimination on the basis of any protected characteristic recognized under applicable law. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. The Company believes a broad variety of life experiences across the Yext team is critical to its mission to help every business in the

【About Appier】 Appier (TSE: 4180) is an AI-native Agentic AI as a Service (AaaS) company that empowers businesses to create value through cutting-edge AdTech and MarTech solutions. Founded in 2012 with the vision of “Making AI Easy by Making Software Intelligent,” Appier helps businesses turn AI into ROI through its Ad Cloud, Personalization Cloud, and Data Cloud—each powered by Agentic AI that enables autonomous, adaptive, and real-time decision-making. Today, Appier operates 17 offices across APAC, the US, and EMEA, and is listed on the Tokyo Stock Exchange. Learn more at www.appier.com. 【About the role】 The Campaign Management Intern will support the campaign management and tech support teams to facilitate the daily operations workflow related to advertisement campaigns. 【Responsibilities】 - Provide campaign management team with operations requirement. - Prepare documents and reports necessary for each campaign management sub-team. - Assist in advertising campaigns operations. - Co-work & provide insight with campaign analyst, and partnership team on optimization related projects. - Monitor campaign. 【About you】 [Essential] - Open to candidates with no working experience. - Moderate ability in English (Read/Write). - Ability to use Microsoft offices and image processing tools. - Diligent, and details oriented. - Interested in new technologies and able to pick up new skills set quickly. [Nice to have] - Digital advertising / RTB /Programmatic buying experience a plus - Exposure to online ad serving concepts (CPM/CPA/RTB/ROI), video, mobile, social media is a plus. 【Commitment】 - Schedule: 2-3 days per week (16-26 hours). - Duration: Minimum 6 months. #LI-JC1

About the Team Our Robotics team is focused on unlocking general-purpose robotics and pushing towards AGI-level intelligence in dynamic, real-world settings. Working across the entire model stack, we integrate cutting-edge hardware and software to explore a broad range of robotic form factors. We strive to seamlessly blend high-level AI capabilities with the physical constraints of physical systems. About the Role As a Technical Program Manager, Robotics Infrastructure, you will serve as the Robotics point-of-contact for cross-functional partners supporting the design and construction of Robotics sites. You will consolidate requirements, priorities, and decisions across Robotics disciplines and route those inputs through your counterpart, who manages design and construction partners and coordinates their workstreams. You will clarify requirements, coordinate technical and operational inputs, manage dependencies and changes, and drive timely decisions through planning, design, construction, commissioning, and handover. This role calls for sound program judgment as research and operational needs evolve. This role is based in San Francisco, CA and requires in-person presence 4 days a week. In this role, you will: Consolidate requirements, priorities, and decisions across Robotics research, engineering, and operations teams, providing the Real-Estate Workplace counterpart with a clear and coordinated view of Robotics needs. Translate Robotics workflows and equipment needs into documented requirements for floor layouts, utilities, network connectivity, environmental conditions, material flow, physical access, and operational support, working with technical owners to define acceptance criteria. Coordinate Robotics design reviews, ensuring technical owners assess proposals, resolve open questions, and confirm that agreed requirements are reflected in project documents. Track Robotics deliverables and dependencies against project milestones, surface risks and changes early,

Van Greenchoice krijg je positieve energie. Hoe? Door goede training en begeleiding, vrijheid en verantwoordelijkheid in het uitvoeren van je rol en een mooie positieve missie. Start jij als Klantenservicemedewerker in Nijmegen? Tot snel! Hier krijg jij positieve energie van Klantcontact, want wat is er nu leuker dan mensen goed op weg kunnen helpen? Werken voor een energieleverancier die zorgt dat iedereen slimme keuzes kan maken. Collega’s die behulpzaam en betrokken zijn én je inspireren. Zo wordt alles om je heen stap voor stap een stukje vrolijker. Dit ga je doen als Klantenservicemedewerker Jij beantwoordt de uiteenlopende vragen van onze klanten via verschillende kanalen: telefonie, e-mail en WhatsApp. Je bent het visitekaartje van de organisatie en zorgt dat de klant altijd optimaal geholpen wordt. Soms door ze te informeren, maar ook regelmatig door te adviseren. Zo bellen klanten ons bijvoorbeeld regelmatig met de vraag hoe ze hun verbruik kunnen verminderen. Goede service staat bij ons hoog in het vaandel, daarom zorgen we vanaf dag één voor de juiste training en zijn er altijd collega's die klaar staan om je te helpen. De afgelopen tien jaar zijn we verkozen tot de beste klantenservice binnen de energiebranche. Dat zit hem in hoe we onze gesprekken voeren: vriendelijk, met positieve energie en persoonlijk. We werken dan ook zonder script. En dat komt door onze secure afhandeling van de gesprekken. Gebruiksvriendelijke software zorgt ervoor dat je gesprekken makkelijk kunt verwerken en offertes kunt versturen naar (potentiële) klanten. En zie je een mogelijkheid om een proces te verbeteren? Wij staan open voor elke kans. Jouw belangrijkste verantwoordelijkheden: De klant stap voor stap op weg helpen met positieve energie: telefonisch, via e-mail of via WhatsApp. We houden in onze roosters rekening met een maximaal aantal uur bellen per dag, waar we streven naar 5,5 uur. De juiste administratieve afhandeling en het versturen van offertes naar (potentiële)

Diversity matters We are building a brand that represents the people of the world. It’s what you do that counts, and we are always looking to expand perspectives and voices to shape our future. We see you, we celebrate you, we want you! Who we are You might know us as the inventors of the bath bomb, but there’s more to this great-smelling, partly employee-owned, family-run company than pioneering cosmetics. We believe our business should put more back into the world than it takes and demonstrate that capitalism can be a force for good. The Living Wage Foundation’s statement 'a hard day's work deserves a fair day's pay' is one that we are proud to commit to in the UK. As an accredited Living Wage employer, we put our people first and fight cruel practices like animal testing, promote regeneration, and show that it is what’s inside that counts - whether that’s an ingredient in a product, or the minerals in a smartphone. The role Supervisors play a vital role in our team, consistently delivering exceptional customer service and crafting standout experiences throughout the year. You’ll have a genuine passion for connecting with customers and a talent for bringing out the best in their team. As a Supervisor, you lead the charge in fostering a positive atmosphere on the shop floor, collaborating seamlessly with your colleagues to achieve shared goals, and cultivating an environment that encourages continuous development within your team. Beyond just the basics of communication, you'll be the go-to for keeping the info flowing smoothly throughout the store. Team up with your colleagues, the store manager, and neighboring stores, maintaining an open and friendly communication flow that significantly contributes to the team's success on the shop floor. In your role as a Supervisor, your natural leadership shines through as you handle conversations with finesse, set and manage expectations, and provide unwavering support to your team. Balancing the needs of the business while

Diversity matters We are building a brand that represents the people of the world. It’s what you do that counts, and we are always looking to expand perspectives and voices to shape our future. We see you, we celebrate you, we want you! Who we are You might know us as the inventors of the bath bomb, but there’s more to this great-smelling, partly employee-owned, family-run company than pioneering cosmetics. We believe our business should put more back into the world than it takes and demonstrate that capitalism can be a force for good. The Living Wage Foundation’s statement 'a hard day's work deserves a fair day's pay' is one that we are proud to commit to in the UK. As an accredited Living Wage employer, we put our people first and fight cruel practices like animal testing, promote regeneration, and show that it is what’s inside that counts - whether that’s an ingredient in a product, or the minerals in a smartphone. The role Supervisors play a vital role in our team, consistently delivering exceptional customer service and crafting standout experiences throughout the year. You’ll have a genuine passion for connecting with customers and a talent for bringing out the best in their team. As a Supervisor, you lead the charge in fostering a positive atmosphere on the shop floor, collaborating seamlessly with your colleagues to achieve shared goals, and cultivating an environment that encourages continuous development within your team. Beyond just the basics of communication, you'll be the go-to for keeping the info flowing smoothly throughout the store. Team up with your colleagues, the store manager, and neighboring stores, maintaining an open and friendly communication flow that significantly contributes to the team's success on the shop floor. In your role as a Supervisor, your natural leadership shines through as you handle conversations with finesse, set and manage expectations, and provide unwavering support to your team. Balancing the needs of the business while

Diversity matters We are building a brand that represents the people of the world. It’s what you do that counts, and we are always looking to expand perspectives and voices to shape our future. We see you, we celebrate you, we want you! Who we are You might know us as the inventors of the bath bomb, but there’s more to this great-smelling, partly employee-owned, family-run company than pioneering cosmetics. We believe our business should put more back into the world than it takes and demonstrate that capitalism can be a force for good. The Living Wage Foundation’s statement 'a hard day's work deserves a fair day's pay' is one that we are proud to commit to in the UK. As an accredited Living Wage employer, we put our people first and fight cruel practices like animal testing, promote regeneration, and show that it is what’s inside that counts - whether that’s an ingredient in a product, or the minerals in a smartphone. The role Supervisors play a vital role in our team, consistently delivering exceptional customer service and crafting standout experiences throughout the year. You’ll have a genuine passion for connecting with customers and a talent for bringing out the best in their team. As a Supervisor, you lead the charge in fostering a positive atmosphere on the shop floor, collaborating seamlessly with your colleagues to achieve shared goals, and cultivating an environment that encourages continuous development within your team. Beyond just the basics of communication, you'll be the go-to for keeping the info flowing smoothly throughout the store. Team up with your colleagues, the store manager, and neighboring stores, maintaining an open and friendly communication flow that significantly contributes to the team's success on the shop floor. In your role as a Supervisor, your natural leadership shines through as you handle conversations with finesse, set and manage expectations, and provide unwavering support to your team. Balancing the needs of the business while

Diversity matters We are building a brand that represents the people of the world. It’s what you do that counts, and we are always looking to expand perspectives and voices to shape our future. We see you, we celebrate you, we want you! Who we are You might know us as the inventors of the bath bomb, but there’s more to this great-smelling, partly employee-owned, family-run company than pioneering cosmetics. We believe our business should put more back into the world than it takes and demonstrate that capitalism can be a force for good. The Living Wage Foundation’s statement 'a hard day's work deserves a fair day's pay' is one that we are proud to commit to in the UK. As an accredited Living Wage employer, we put our people first and fight cruel practices like animal testing, promote regeneration, and show that it is what’s inside that counts - whether that’s an ingredient in a product, or the minerals in a smartphone. The role Supervisors play a vital role in our team, consistently delivering exceptional customer service and crafting standout experiences throughout the year. You’ll have a genuine passion for connecting with customers and a talent for bringing out the best in their team. As a Supervisor, you lead the charge in fostering a positive atmosphere on the shop floor, collaborating seamlessly with your colleagues to achieve shared goals, and cultivating an environment that encourages continuous development within your team. Beyond just the basics of communication, you'll be the go-to for keeping the info flowing smoothly throughout the store. Team up with your colleagues, the store manager, and neighboring stores, maintaining an open and friendly communication flow that significantly contributes to the team's success on the shop floor. In your role as a Supervisor, your natural leadership shines through as you handle conversations with finesse, set and manage expectations, and provide unwavering support to your team. Balancing the needs of the business while

Diversity matters We are building a brand that represents the people of the world. It’s what you do that counts, and we are always looking to expand perspectives and voices to shape our future. We see you, we celebrate you, we want you! Who we are You might know us as the inventors of the bath bomb, but there’s more to this great-smelling, partly employee-owned, family-run company than pioneering cosmetics. We believe our business should put more back into the world than it takes and demonstrate that capitalism can be a force for good. The Living Wage Foundation’s statement 'a hard day's work deserves a fair day's pay' is one that we are proud to commit to in the UK. As an accredited Living Wage employer, we put our people first and fight cruel practices like animal testing, promote regeneration, and show that it is what’s inside that counts - whether that’s an ingredient in a product, or the minerals in a smartphone. The role Supervisors play a vital role in our team, consistently delivering exceptional customer service and crafting standout experiences throughout the year. You’ll have a genuine passion for connecting with customers and a talent for bringing out the best in their team. As a Supervisor, you lead the charge in fostering a positive atmosphere on the shop floor, collaborating seamlessly with your colleagues to achieve shared goals, and cultivating an environment that encourages continuous development within your team. Beyond just the basics of communication, you'll be the go-to for keeping the info flowing smoothly throughout the store. Team up with your colleagues, the store manager, and neighboring stores, maintaining an open and friendly communication flow that significantly contributes to the team's success on the shop floor. In your role as a Supervisor, your natural leadership shines through as you handle conversations with finesse, set and manage expectations, and provide unwavering support to your team. Balancing the needs of the business while

About Trust & Safety Roles At Chime, we believe in the power of our product to help people lead healthier financial lives. The Trust & Safety team spans the full member lifecycle and is responsible for keeping our members' accounts safe, ensuring uninterrupted access to their money, and minimizing risk and fraud loss across the platform. We're hiring Product Managers across Trust & Safety to drive critical investments spanning transaction risk decisioning and member identity and account lifecycle. These roles sit at the intersection of customer experience, risk management, operations, and compliance—owning high-impact problem spaces where the tradeoffs are real and the stakes are high. You'll partner closely with Engineering, Data Science, Design, Operations, Risk, and Compliance to define strategy, ship impactful products, and continuously iterate based on data and insights. These are high-impact opportunities to shape how Chime balances growth, safety, and member experience at scale. Roles are available in either San Francisco, CA or Chicago, IL, and candidates may be based in either location. Open Roles Trust & Safety at Chime spans multiple product domains. Individual roles focus on one of these areas, contributing to a shared mission of protecting members and enabling safe, scalable growth: Transaction Risk Decisioning: Build the systems that evaluate transaction risk in real time across card payments, peer-to-peer payments, and bank transfers—raising authorization rates, containing emerging fraud patterns, and turning declines into recoverable experiences. Requires deep expertise in payments risk, including card network rules, authorization and decline codes, and dispute frameworks. Member Identity & Lifecycle: This team owns the core identity and account lifecycle capabilities that determine how Chime responds when a member is suspended, closed, re-enabled, or otherwise restricted. The team also serves as a critical partner to product team

About the Role We are looking for an experienced Credit Risk Data Scientist who is data-driven, has strong analytical and technical skills, and operates with a high degree of ownership. In this role, you will lead the credit strategy that lets Chime lend to people before they have a relationship with us — starting with Instant Loans for new members (top of funnel) and expanding to future unsecured credit products such as credit cards. You'll develop risk policies and strategies to manage credit risk throughout the member lifecycle, and you'll work as a trusted cross-functional partner with product, growth, data engineering, machine learning, and analytics teams, interacting with business stakeholders across many departments. In this role, you can expect to Own credit strategy for new-to-Chime applicants across the member lifecycle, starting with Instant Loans for prospects (top of funnel) and extending to future unsecured products such as credit cards and/or lines of credit Develop and evolve channel-specific credit policies (pre-approval / prescreen, direct mail, open application, referrals, and affiliates) that support growth while balancing risk, unit economics, and member experience Design and continuously iterate acquisition, loan amount / line assignment, pricing, line management, repayment, and collections strategies Leverage credit bureau (e.g., Experian), alternative, and internal Chime data to underwrite applicants with no prior Chime relationship; build credit models and policies hands-on and in partnership with our DSML team Lead test-and-learn: design and read out champion/challenger tests and controlled ramps, and quantify trade-offs among approvals, losses, direct deposit conversion, and lifetime value Partner with Finance and Strategy to size new channels and forecast approval funnels, vintage losses, and unit economics; set launch criteria, guardrails, and expansion triggers Collaborate with data teams to build data infrastructure and early-read mon

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . As a Client Account Manager II, you will be in charge of driving a sophisticated book of business featuring some of the largest advertisers at Pinterest. You’ll work directly with some of our key advertisers as a trusted consultant to their business. Your strategic advice, analytical skills and sales skills are core to bringing to life the value we deliver as a platform. We invite passionate candidates to join our US Enterprise Sales team, where we have open positions across several business sectors, in various locations. By applying for the Client Account Manager position, your application will be considered for all available roles that match your skills and experience. Submit your resume once, and it will be considered by multiple hiring teams. What you'll do: Manage and grow client accounts, collaborating with partners to optimize camp

About us Sierra is the leading platform for customer-facing AI agents, working with many of the world's biggest brands — including The GAP, Rocket Mortgage, SoFi, Sutter Health, and SoftBank — to transform how they serve customers and grow their businesses. We are primarily an in-person company based in San Francisco, with growing offices across North America, Europe, and Asia. We are guided by a set of values that are at the core of our actions and define our culture: Trust, Customer Obsession, Craftsmanship, Intensity, and a commitment to balancing Family along the way. These values are the foundation of our work, and we are committed to upholding them in everything we do. Our co-founders are Bret Taylor and Clay Bavor . Bret currently serves as Board Chair of OpenAI. Previously, he was co-CEO of Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was also one of Google's earliest product managers and co-creator of Google Maps. Before founding Sierra, Clay spent 18 years at Google, where he most recently led Google Labs. Earlier, he started and led Google’s AR/VR effort, Project Starline, and Google Lens. Before that, Clay led the product and design teams for Google Workspace. What you'll do Start Selling - On day zero, you will be a player/coach. Prospect, build pipeline, manage customers, and close deals, We're looking for candidates who are coming from a leadership role, but are open to getting their hands dirty. Lead & develop a high-performing sales team - Over the next year, you will hire, onboard, and develop AEs across Korea. Coach reps on deal strategy, pipeline management, and execution. Create a culture of accountability, learning, and collaboration. Identify and grow future leaders on your team Own regional performance - Own your regional number and forecast accuracy, Inspect pipeline quality and help unblock stalled deals. Drive consistent execution of our sales process. Partner with RevOps to ensure clean data a