Lead Developer & Architect – IP Camera
Thinkpalm Technologies Pvt.Ltd
Posted
- On-site
- Kochi
Job description
JOBWAVE VERIFIED
Lead Developer & Architect – IP Camera
Company: ThinkPalm Technologies Pvt. Ltd. Location: Not specified Experience: 8+ Years Education: Not specified Work Mode: Not specified Employment Type: Not specified Notice Period: Immediate to 30 Days Core Domain: IP Cameras / Embedded Video / Real-Time Streaming Primary Languages: C / C++ OS / Platform: Embedded Linux Video: H.264, H.265, RTSP/RTP, WebRTC Networking: TCP/UDP, P2P, NAT Traversal, ICE, STUN, TURN Camera Technologies: Sensors, ISP, Hardware Encoders, SoC Multimedia Architecture: High-Performance / Real-Time Embedded Systems AI: Video Event Detection & Analytics Preferred Technologies: GStreamer, FFmpeg, V4L2, libcamera, ONVIF, MQTT, Embedded AI/NPUs Salary: Not specified
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JOBWAVE INSIGHTS
Who is this for?
This is a highly specialized senior technical leadership role for an engineer with deep experience in C/C++, embedded Linux, IP cameras, real-time video processing, networking, and low-latency streaming.
This is not a general software architect role. The strongest candidates will have hands-on experience building camera or video-streaming systems, ideally involving P2P connectivity and remote camera access.
The role combines architecture + hands-on development + technical leadership.
Key Skills
- C/C++
- Embedded Linux
- IP camera architecture
- Real-time video pipelines
- Video encoding/decoding
- H.264 / H.265
- RTSP / RTP
- WebRTC
- Low-latency streaming
- UDP / TCP
- P2P connectivity
- NAT traversal
- ICE / STUN / TURN
- Multithreading
- Hardware video encoders
- Camera sensors / ISP
- SoC multimedia
- System architecture
- Performance optimization
- Debugging
- Technical leadership
Priority Skills
Highest Priority
- Strong C/C++ hands-on development
- Deep embedded Linux experience
- Real-time video streaming
- H.264/H.265 encoding and decoding
- Ultra-low-latency optimization
- P2P / NAT traversal
- ICE, STUN, TURN
- IP camera architecture
- Multithreaded embedded systems
- System architecture & technical leadership
Strong Advantages
- GStreamer
- FFmpeg
- V4L2
- libcamera
- WebRTC
- RTSP/RTP
- ONVIF
- Camera SoCs
- Embedded AI / NPUs
- Object detection
- MQTT
- Cloud-connected cameras
What to Prepare
- Advanced C/C++
- Embedded Linux
- Linux debugging
- Multithreading and synchronization
- Video codecs
- H.264/H.265
- GOP and bitrate control
- Buffering and latency
- RTP/RTSP
- WebRTC
- UDP/TCP
- NAT traversal
- ICE/STUN/TURN
- P2P architecture
- Camera sensors and ISP
- Hardware encoders
- SoC multimedia pipelines
- GStreamer/FFmpeg
- System architecture
- Real-time performance optimization
What to Focus On
1. Real-Time Video Streaming
This is likely the core technical area of the role. Be able to explain the complete video path:
Camera Sensor → ISP → Capture → Encoding → Packetization → Network → Decoding → Playback
Understand where latency can be introduced and how to minimize it.
2. Low-Latency Optimization
Prepare practical techniques for reducing end-to-end latency, including encoder configuration, GOP structure, buffering, packetization, network transport, decoder behavior, and rendering.
3. P2P & NAT Traversal
This is one of the strongest signals in the job description. You should understand how two devices behind different NATs establish a connection using ICE, STUN, and TURN, including when relay infrastructure becomes necessary.
4. Embedded Linux
Expect deep questions around Linux processes, threads, IPC, memory, networking, device interfaces, debugging, cross-compilation, and resource-constrained systems.
5. Camera Architecture
Prepare the architecture of an IP camera, including sensors, ISP, encoders, SoC multimedia blocks, storage, networking, streaming, cloud connectivity, and remote access.
6. Architecture & Leadership
At 8+ years, the interviewer will likely evaluate how you make architectural decisions—not just whether you can implement code.
Be prepared to explain trade-offs involving latency, bandwidth, CPU, memory, reliability, scalability, security, and hardware limitations.
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JOB DETAILS
Original Role Information
Role Overview
ThinkPalm Technologies is looking for a Lead Developer & Software Architect to lead the architecture and development of a next-generation IP camera platform.
The position combines hands-on C/C++ development, embedded Linux engineering, real-time video processing, networking, low-latency streaming, P2P connectivity, and technical leadership.
Responsibilities
System Architecture
- Define the software architecture for the IP camera platform
- Make technical architecture decisions
- Lead architecture reviews
- Design scalable and high-performance embedded systems
Embedded Development
- Lead development of embedded Linux camera software
- Develop high-performance software using C/C++
- Work with embedded hardware and SoC capabilities
- Optimize resource-constrained systems
Video Pipeline
- Design video capture pipelines
- Implement video encoding and decoding
- Develop real-time streaming
- Optimize playback
- Improve end-to-end latency
- Optimize bitrate and buffering
Streaming & Connectivity
- Implement extremely low-latency streaming
- Enable fast remote connection establishment
- Design P2P connectivity
- Implement NAT traversal
- Work with ICE, STUN, TURN, signaling, and relay mechanisms
Video Technologies
- H.264
- H.265
- RTSP
- RTP
- WebRTC
- Proprietary streaming protocols
Camera & Hardware Integration
- Integrate camera sensors
- Work with ISP pipelines
- Integrate hardware video encoders
- Work with SoC multimedia capabilities
- Optimize hardware/software interaction
AI Integration
- Integrate AI-based video event detection
- Support video analytics
- Work with embedded AI/NPUs where applicable
Technical Leadership
- Conduct architecture reviews
- Conduct code reviews
- Make technical decisions
- Mentor developers
- Collaborate with Hardware teams
- Work with Cloud, Mobile, AI, and Product teams
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REQUIREMENTS
Programming
- Strong C
- Strong C++
- Hands-on development experience
Embedded
- Embedded Linux
- Multithreading
- High-performance embedded systems
- Linux-based camera software
Video
- Video encoding/decoding
- H.264
- H.265
- GOP structure
- Bitrate management
- Buffering
- Latency optimization
- Real-time streaming
Networking
- TCP
- UDP
- NAT traversal
- P2P
- ICE
- STUN
- TURN
- Signaling
- Relay mechanisms
Camera Technology
- Camera sensors
- ISP pipelines
- Hardware video encoders
- Camera SoCs
- IP camera architecture
Architecture
- System architecture
- Performance optimization
- Debugging
- Technical decision-making
- Architecture reviews
- Code reviews
Leadership
- Developer mentoring
- Cross-functional collaboration
- Technical ownership
Preferred
- GStreamer
- FFmpeg
- V4L2
- libcamera
- ONVIF
- Embedded AI / NPUs
- Object detection
- MQTT
- Cloud-connected cameras
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QUALIFICATIONS
- 8+ years of relevant engineering experience
- Strong C/C++ development
- Strong embedded Linux background
- Deep real-time video knowledge
- Experience with video encoding/decoding
- Strong networking fundamentals
- Experience with low-latency video systems
- Experience with P2P/NAT traversal technologies
- Understanding of IP camera architecture
- Multithreaded embedded development
- Strong debugging and system architecture skills
- Technical leadership experience
- Ability to mentor developers
- Ability to collaborate across Hardware, Cloud, Mobile, AI, and Product teams
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POTENTIAL GAPS TO CHECK
- C/C++ depth: This is a core requirement; general software development experience will not compensate for weak C/C++.
- Embedded Linux: Desktop/server Linux experience alone may not be enough.
- Video streaming: You should have practical experience rather than only theoretical codec knowledge.
- H.264/H.265: Prepare detailed understanding of encoding parameters, GOP, bitrate, buffering, and latency.
- P2P/NAT traversal: ICE/STUN/TURN is a significant differentiator for this role.
- Camera experience: Direct IP camera/sensor/ISP/SoC experience would strongly strengthen your profile.
- WebRTC: Experience is valuable for modern low-latency streaming systems.
- Hardware integration: Lack of experience with camera SoCs or hardware encoders could be a meaningful gap.
- GStreamer/FFmpeg: These are listed as advantages, so absence is less critical than the core requirements.
- AI video analytics: Useful bonus, particularly for smart-camera platforms.
- Architecture leadership: Prepare concrete examples of architecture decisions and technical ownership.
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INTERVIEW PREPARATION
Phase 1 — Advanced C/C++
- Pointers and memory management
- RAII
- Smart pointers
- Templates
- STL
- Move semantics
- Multithreading
- Mutexes
- Condition variables
- Atomics
- Memory synchronization
- Performance optimization
- C/C++ debugging
Phase 2 — Embedded Linux
- Processes and threads
- IPC
- Signals
- Linux networking
- Memory management
- File descriptors
- Device interfaces
- Cross-compilation
- Linux debugging
- CPU/memory profiling
- Embedded resource constraints
Phase 3 — Video Processing
- Video pipeline architecture
- H.264
- H.265
- I/P/B frames
- GOP structure
- Bitrate
- Keyframes
- Encoding profiles
- Hardware vs software encoding
- Decoding
- Buffering
- Frame drops
- End-to-end latency
Phase 4 — Streaming Protocols
- RTP
- RTSP
- WebRTC
- UDP vs TCP
- Packet loss
- Jitter
- Jitter buffers
- Adaptive bitrate concepts
- Signaling
- Real-time streaming architecture
Phase 5 — P2P & Networking
- NAT types
- NAT traversal
- STUN
- TURN
- ICE
- Candidate gathering
- Connectivity checks
- P2P connection establishment
- Relay fallback
- UDP hole punching
- Connection establishment latency
Phase 6 — Camera & Hardware
- Camera sensor pipeline
- ISP
- Image processing
- V4L2
- libcamera
- Hardware encoders
- SoC multimedia blocks
- Camera drivers
- GStreamer
- FFmpeg
- ONVIF
Phase 7 — AI & Cloud Connectivity
- Edge AI
- NPU concepts
- Object detection
- Video event detection
- MQTT
- Cloud-connected camera architecture
- Edge vs cloud processing
- Bandwidth optimization
Phase 8 — Architecture & Leadership
Prepare real examples covering:
- Designing an IP camera architecture
- Reducing video latency
- Solving a difficult streaming problem
- Debugging a production camera issue
- Optimizing CPU/memory usage
- Designing P2P connectivity
- Making hardware/software trade-offs
- Leading an architecture review
- Handling technical disagreements
- Mentoring engineers
- Coordinating Hardware, Cloud, Mobile, AI, and Product teams
Final Interview Focus
Be ready for questions such as:
- How would you architect an end-to-end IP camera platform?
- How would you achieve sub-second or ultra-low-latency remote video streaming?
- Explain the complete H.264/H.265 streaming pipeline.
- What is GOP structure and how does it affect latency?
- How would you reduce video latency without significantly increasing bandwidth?
- RTSP vs WebRTC — when would you use each?
- Explain ICE, STUN, and TURN and how they work together.
- How would two cameras establish P2P connectivity when both are behind NAT?
- When would you use a TURN relay?
- How would you troubleshoot intermittent video freezes?
- How would you diagnose dropped frames in an embedded camera?
- How would you optimize a C++ video pipeline running on a constrained SoC?
- How do hardware encoders differ from software encoders?
- Explain the role of the ISP in an IP camera.
- How would you integrate an AI object-detection model into a camera pipeline?
- How would you design the system for unreliable networks?
- How would you balance latency, video quality, CPU usage, and bandwidth?
- Describe an architecture decision you made that had significant technical trade-offs.
- How do you lead architecture and code reviews while remaining hands-on?
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